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2011

Zachary Pezzementi and Gregory D. Hager. Tactile object recognition and localization using spatially-varying appearance. In International Symposium on Robotics Research (ISRR), volume 7964, August 2011.
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Zachary Pezzementi, Erion Plaku, Caitlin Reyda, and Gregory D. Hager. Tactile object recognition from appearance information. IEEE Transactions on Robotics, Special Issue on Robotic Sense of Touch, 27(3):473-487, June 2011.
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Zachary Pezzementi, Caitlin Reyda, and Gregory D. Hager. Object mapping, recognition, and localization from tactile geometry. In IEEE International Conference on Robotics and Automation, pages 5942-5948, Shanghai, China, May 2011.
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Carol E. Reiley, Henry C. Lin, David D. Yuh, Gregory D. Hager. A Review of Methods for Objective Surgical Skill Evaluation. Surgical Endoscopy, 25(2):356-366, 2011.
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Ali Uneri, Sebastian Schafer, Daniel Mirota, Sajendra Nithiananthan, Yoshito Otake, Sureerat Reaungamornrat, Jongheun Yoo, J. Webster Stayman, Douglas Reh, Gary L. Gallia, A. Jay Khanna, Gregory Hager, Russell H. Taylor, Gerhard Kleinszig, and Jeffrey H. Siewerdsen. Architecture of a high-performance surgical guidance system based on c-arm cone-beam ct: software platform for technical integration and clinical translation. In Kenneth H. Wong and David R. Holmes III, editors, Medical Imaging 2011: Visualization, Image-Guided Procedures, and Modeling, volume 7964, pages 796422-1 - 796422-7. SPIE, 2011.
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Daniel J. Mirota, Ali Uneri, Sebastian Schafer, Sajendra Nithiananthan, Douglas D. Reh, Gary L. Gallia, Russell H. Taylor, Gregory D. Hager, and Jeffrey H. Siewerdsen. High-accuracy 3d image-based registration of endoscopic video to c-arm cone-beam ct for image-guided skull base surgery. In Kenneth H. Wong and David R. Holmes III, editors, Medical Imaging 2011: Visualization, Image-Guided Procedures, and Modeling, volume 7964, pages 79640J-1 - 79640J-10. SPIE, 2011.
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Brian C. Becker, Robert A. MacLachlan, Gregory D. Hager, and Cameron N. Riviere. Handheld micromanipulation with vision-based virtual fixtures. In ICRA, pages 4127-4132, 2011.
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Amod Jog, Brandon Itkowitz, May Liu, Simon P. DiMaio, Gregory D. Hager, Myriam Curet, and Rajesh Kumar. Towards integrating task information in skills assessment for dexterous tasks in surgery and simulation. In ICRA, pages 5273-5278, 2011.
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Nicolas Padoy and Gregory D. Hager. Human-machine collaborative surgery using learned models. In ICRA, pages 5285-5292, 2011.
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Rogério Richa, Marcin Balicki, Eric Meisner, Raphael Sznitman, Russell H. Taylor, and Gregory D. Hager. Visual tracking of surgical tools for proximity detection in retinal surgery. In IPCAI, pages 55-66, 2011.
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Nicolas Padoy and Gregory D. Hager. 3d thread tracking for robotic assistance in tele-surgery. In IROS, pages 2102-2107, 2011.
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Yixin Gao, Mert Sedef, Amod Jog, Peter Peng, Michael A. Choti, Gregory D. Hager, Jeff Berkley, and Rajesh Kumar. Towards validation of robotic surgery training assessment across training platforms. In IROS, pages 2539-2544, 2011.
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Rogério Richa, Raphael Sznitman, Russell H. Taylor, and Gregory D. Hager. Visual tracking using the sum of conditional variance. In IROS, pages 2953-2958, 2011.
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Raphael Sznitman, Anasuya Basu, Rogério Richa, Jim Handa, Peter Gehlbach, Russell H. Taylor, Bruno Jedynak, and Gregory D. Hager. Unified detection and tracking in retinal microsurgery. In MICCAI (1), pages 1-8, 2011.
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Nicolas Padoy and Gregory D. Hager. Spatio-temporal registration of multiple trajectories. In MICCAI (1), pages 145-152, 2011.
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Hassan Rivaz, Emad Boctor, Michael A. Choti, and Gregory D. Hager. Ultrasound elastography using three images. In MICCAI (1), pages 371-378, 2011.
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Gregory D. Hager and Ben Wegbreit. Scene parsing using a prior world model. I. J. Robotic Res., 30(12):1477-1507, 2011.
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Hassan Rivaz, Emad Boctor, Michael A. Choti, and Gregory D. Hager. Real-time regularized ultrasound elastography. IEEE Trans. Med. Imaging, 30(4):928-945, 2011.
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Sharmishtaa Seshamani, Rajesh Kumar, Gerard Mullin, Themistocles Dassopoulos, and Gregory D. Hager. A meta method for image matching. IEEE Trans. Med. Imaging, 30(8):1468-1479, 2011.
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P.J. Stolka, X.L. Wang, G.D. Hager, and E.M. Boctor. Navigation with local sensors in handheld 3d ultrasound: initial in-vivo experience. In Proceedings of SPIE, volume 7968, page 79681J, 2011.
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R. Kumar, A. Jog, A. Malpani, B. Vagvolgyi, D. Yuh, H. Nguyen, G. Hager, and C.C.G. Chen. Assessing system operation skills in robotic surgery trainees. The International Journal of Medical Robotics and Computer Assisted Surgery, 2011.
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R. Kumar, A. Jog, B. Vagvolgyi, H. Nguyen, G. Hager, C.C.G. Chen, and D. Yuh. Objective measures for longitudinal assessment of robotic surgery training. The Journal of Thoracic and Cardiovascular Surgery, 2011.
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Daniel J. Mirota, Masaru Ishii, and Gregory D. Hager. Vision-based navigation in image-guided interventions. Annual Review of Biomedical Engineering, 13(1):297-319, 2011.
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D.J. Mirota, H. Wang, R.H. Taylor, M. Ishii, G.L. Gallia, and G.D. Hager. A system for video-based navigation for endoscopic endonasal skull base surgery. IEEE transactions on medical imaging, 2011. In Press.
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2010

Erion Plaku and Gregory D. Hager. Sampling-based motion and symbolic action planning with geometric and differential constraints. In IEEE International Conference on Robotics and Automation, Anchorage, AK, May 2010.
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Zachary Pezzementi, Erica Jantho, Lucas Estrade, Gregory D. Hager. Characterization and Simulation of Tactile Sensors. In Haptics Symposium, pages 199-205, Waltham, MA, March 2010.
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James C. Gwilliam, Zachary Pezzementi, Erica Jantho, Allison M. Okamura, Steven Hsiao. Human vs. Robotic Tactile Sensing: Detecting Lumps in Soft Tissue. In Haptics Symposium, pages 21-28, Waltham, MA, March 2010.
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Carol E. Reiley, Chi Ciung Grace Chen, and Gregory D. Hager. Skill assessment for robotic surgery using statistical models: Language of surgery. American Urogynecologic Society (AUGS), 2010.
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Xiangtian Dai and Gregory D. Hager and John Peterson. FRP in C++. Technical report, The Johns Hopkins University, 2010. CIRL Lab Technical Report CIRL-TR-10-01.
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Carol E. Reiley, Erion Plaku, and Gregory D. Hager. Motion generation of robotic surgical tasks: Learning from expert demonstrations. In 32nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), Buenos Aires, Argentina, Sept 2010.
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Hanzi Wang, Daniel Mirota, and Gregory D. Hager. A generalized kernel consensus based robust estimator. IEEE Transactions on Pattern Analysis and Machine Intelligence, 32(1):178-184, 2010.
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G. D. Hager. Visual Servoing via Advanced Numerical Methods, chapter Human.Machine Cooperative Manipulation with Vision-based Motion Constraints. 2010.
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Pezhman Foroughi, Hassan Rivaz, Ioana N. Fleming, Gregory D. Hager, and Emad M Boctor. Tracked ultrasound elastography (true). In Medical Image Computing and Computer Integrated surgery (MICCAI), pages 9-16, 2010.
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Pezhman Foroughi, Gregory D. Hager, Frank K. Wacker, and Emad M Boctor. Application of external tracking in ultrasound elasticity imaging. In Medical Imaging 2010: Ultrasonic Imaging, Tomography, and Therapy, page 76291B, 2010.
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Narges Ahmidi, Gregory D. Hager, Lisa Ishii, Gabor Fichtinger, Gary L. Gallia, , and Masaru Ishii. Task and skill classification from eye tracking and tool motion in minimally invasive surgery. In Medical Image Computing and Computer Integrated surgery (MICCAI), pages 295-302, 2010.
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Sharmishtaa Seshamani, Rajesh Kumar, Themos Dassopoulos, Gerard Mullin, and Gregory D. Hager. Augmenting capsule endoscopy diagnosis: A similarity learning approach. In Medical Image Computing and Computer Integrated surgery (MICCAI), pages 454-462, 2010.
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Elmar Mair, Gregory D. Hager, Darius Burschka, Michael Suppa, and Gerd Hirzinger. Adaptive and generic corner detection based on the accelerated segment test. In ECCV (2), pages 183-196, 2010.
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Andre Gaschler, Darius Burschka, and Gregory D. Hager. Epipolar-based stereo tracking without explicit 3d reconstruction. In ICPR, pages 1755-1758, 2010.
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Raphael Sznitman, Seth Billings, Diego Rother, Daniel Mirota, Yi Yang, James Handa, Peter Gehlbach, Jin U. Kang, Gregory D. Hager, and Russell H. Taylor. Active multispectral illumination and image fusion for retinal microsurgery. In IPCAI, pages 12-22, 2010.
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Raphael Sznitman, Diego Rother, James Handa, Peter Gehlbach, Gregory D. Hager, and Russell H. Taylor. Adaptive multispectral illumination for retinal microsurgery. In MICCAI (3), pages 465-472, 2010.
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Raphael Sznitman, Manaswi Gupta, Gregory D. Hager, Paulo E. Arratia, and Josué Sznitman. Multi-environment model estimation for motility analysis of caenorhabditis elegans. CoRR, abs/1007.1398, 2010.
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H. Rivaz, H. Kang, P. Stolka, G. Hager, and E. Boctor. Novel reconstruction and feature exploitation techniques for sensorless freehand 3d ultrasound. In SPIE Med. Imag., pages 76291D1-76291D9, 2010.
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H. Rivaz, A. Kapoor, I Fleming, G. Hager, and E. Boctor. A novel method for monitoring liver ablation using ultrasound elastography. In SPIE Med. Imag., pages 7629131-7629138, 2010.
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Nishikant Deshmukh, Hassan Rivaz, Philipp J. Stolka, Hyun-Jae Kang, Gregory D. Hager, Mohamad E. Alaf, and Emad M. Boctor. Real-time gpu-based analytic minimization/dynamic programming elastography. In HP-MICCAI, 2010.
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NP Deshmukh, H Rivaz, PJ Stolka, H Kang, GD Hager, ME Alaf, and EM Boctor. Real-time graphics processing unit-based ultrasound elastography. In Proceedings of the Ninth International Conference on the Ultrasonic Measurement and Imaging of Tissue Elasticity, 2010.
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H Rivaz, U Hamper, M Choti, GD Hager, and EM Boctor. Monitoring ablative therapy using ultrasound elastography: Clinical results. In Proceedings of the Ninth International Conference on the Ultrasonic Measurement and Imaging of Tissue Elasticity, 2010.
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H Rivaz, EM Boctor, and GD Hager. Robust real-time regularized ultrasound elastography. In Proceedings of the Ninth International Conference on the Ultrasonic Measurement and Imaging of Tissue Elasticity, 2010.
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H. Girgis, T. Dassopoulos, G. E. Mullin, R. Kumar, and G. Hager. Computer automated severity assessment of crohn's disease (cd) lesions in wireless capsule endoscopy (ce) images, 2010. Digestive Disease Week (poster).
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Hani Girgis, Benjamin Mitchell, Themistocles Dassopoulos, Gerard Mullin, and Gregory Hager. An intelligent system to detect crohn's disease inflammation in wireless capsule endoscopy videos. In Proceedings of ISBI, 2010.
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2009

P. Rajan, M. Canto, E. Gorospe, A. Almario, A. Kage, Ch. Winter, G. Hager, Th. Wittenberg, and Ch. Münzenmayer. Automated diagnosis of barrett's esophagus with endoscopic images. In World Congress on Medical Physics & Biomedical Engineering 2009, pages 2189-2192. Springer, September 2009.
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Hassan Rivaz, Pezhman Foroughi, Ioana Fleming, Richard Zellars, Emad Boctor, and Gregory D. Hager. Tracked regularized ultrasound elastography for targeting breast radiotherapy. In Medical Image Computing and Computer Assisted Intervention (MICCAI), pages 507-515, September 2009.
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Helmuth Radrich, Nicolas Padoy, Ahmad Ahmadi, Hubertus Feussner, Greg Hager, Darius Burschka, and Alois Knoll. Synchronized multimodal recording system for laparoscopic minimally invasive surgeries. In MICCAI-2009 Workshop on Modeling and Monitoring ofComputer Assisted Interventions (M2CAI), September 2009.
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Zachary Pezzementi, Sandrine Voros, and Gregory D. Hager. Articulated Object Tracking by Rendering Consistent Appearance Parts. In International Conference on Robotics and Automation (ICRA), pages 1225-1232, May 2009.
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Srdan Bejakovic, Rajesh Kumar, Themistocles Dassopoulos, Gerard Mullin, and Gregory Hager. Analysis of Crohn's Disease Lesions in Capsule Endoscopy Images. In International Conference on Robotics and Automation (ICRA), May 2009.
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Brian Becker, Sandrine Voros, and Gregory D. Hager. Active guidance of a handheld micromanipulator using visual servoing. In International Conference on Robotics and Automation (ICRA), May 2009.
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Daniel Mirota, Russell H. Taylor, Masaru Ishii, and Gregory D. Hager. Direct endoscopic video registration for sinus surgery. In Medical Imaging 2009: Visualization, Image-guided Procedures and Modeling. Proceedings of the SPIE, volume 7261, pages 72612K-1 - 72612K-8, February 2009.
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Ioana N. Fleming, Hassan Rivaz, Katarzyna Macura, Li-Ming Su, Ulrike Hamper, Tamara Lotan, Gwen Lagoda, Arthur Burnett, Russell H. Taylor, Gregory D. Hager, and Emad M. Boctor. Ultrasound elastography: enabling technology for image guided laparoscopic prostatectomy. In Medical Imaging 2009: Visualization, Image-guided Procedures and Modeling. Proceedings of the SPIE, volume 7261, pages 7261-7273, January 2009.
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Li-Ming Su, Balazs P. Vagvolgyi, Rahul Agarwal, Carol E. Reiley, Russell H. Taylor, and Gregory D. Hager. Augmented reality during robot-assisted laparoscopic partial nephrectomy: Toward real-time 3d-ct to stereoscopic video registration. Journal of Urology, 73(4):896-900, 2009.
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Alexandre Krupa, Gabor Fichtinger, and Gregory D. Hager. Real-time motion stabilization with b-mode ultrasound using image speckle information and visual servoing. I. J. Robotic Res., 28(10):1334-1354, 2009.
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T. Dassopoulos, R. Kumar, S. Bejakovic, P. Rajan, S. Seshamani, G. Mullin, and G. Hager. Automated detection and assessment of crohn's disease lesions in images from wireless capsule endoscopy. In Digestive Disease Week 2009, 2009. (accepted, poster of distinction).
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P. Foroughi, C. Csoma, H. Rivaz, G. Fichtinger, R. Zellars, G. D. Hager, and E. Boctor. Multi-modality fusion of CT, 3D ultrasound, and tracked strain images for breast irradiation planning. In SPIE medical imaging: Ultrasonic Imaging and Signal Processing, volume 7265, page 72651B, 2009.
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P. Foroughi, G. D. Hager, and E. Boctor. Robust elasticity imaging using external tracker. In IEEE International Symposium on Biomedical Imaging: from Nano to Macro, pages 209-212, 2009.
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Balakrishnan Varadarajan, Carol E. Reiley, Henry Lin, Sanjeev Khudanpur, and Gregory Hager. Data-derived models for segmentation with application to surgical assessment and training. Medical Image Computing and Computer-Assisted Intervention -MICCAI 2009, pages 426-434, 2009.
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Carol E. Reiley and Gregory D. Hager. Task versus subtask surgical skill evaluation of robotic minimally invasive surgery. Medical Image Computing and Computer-Assisted Intervention -MICCAI 2009, pages 435-442, 2009.
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Daniel Mirota, Hanzi Wang, Russell H. Taylor, Masaru Ishii, and Gregory D. Hager. Toward video-based navigation for endoscopic endonasal skull base surgery. In Guang-Zhong Yang, David Hawkes, Daniel Rueckert, Alison Noble, and Chris Taylor, editors, Medical Image Computing and Computer-Assisted Intervention - MICCAI 2009, volume 5761 of Lecture Notes in Computer Science, pages 91-99. Springer, 2009.
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Rizwan Chaudhry, Avinash Ravichandran, Gregory D. Hager, and René Vidal. Histograms of oriented optical flow and binet-cauchy kernels on nonlinear dynamical systems for the recognition of human actions. In CVPR, pages 1932-1939, 2009.
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Sharmishtaa Seshamani, Purnima Rajan, Rajesh Kumar, Hani Girgis, Themos Dassopoulos, Gerard Mullin, and Gregory D. Hager. A meta registration framework for lesion matching. In MICCAI (1), pages 582-589, 2009.
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R. Kumar, P. Rajan, S. Bejakovic, S. Seshamani, G. Mullin, T. Dassopoulos, and G. Hager. Learning disease severity for capsule endoscopy images. In IEEE ISBI 2009, accepted, 2009.
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S. Seshamani, R. Kumar, P. Rajan, S. Bejakovic, G. Mullin, T. Dassopoulos, and G. Hager. Detecting registration failure. In Proc. IEEE International Symposium of Biomedical Imaging, pages 726-729, 2009.
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S. Seshamani, M. D. Smith, J. J. Corso, M. O. Filipovich, A. Natarajan, and G. D. Hager. Direct Global Adjustment Methods for Endoscopic Mosaicking. In Proc. SPIE Conf. on Medical Imaging, page 72611D, 2009.
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R. Sznitman, H. Lin, M. Gupta, and G. D. Hager. Active Background Modeling: Actors on a Stage. In Proc. International Conference on Computer Vision, Workshop on Visual Surveillance, 2009.
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D. Abretske, D. Mirota, G. D. Hager, and M. Ishii. Intelligent frame selection for anatomic reconstruction from endoscopic video. In IEEE Workshop on Applications of Computer Vision 2009, pages 1-5, 2009.
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J.J. Corso and G.D. Hager. Image description with features that summarize. Computer Vision and Image Understanding, 113(4):446 - 458, 2009.
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Carol E. Reiley and Gregory D. Hager. Decomposition of robotic surgical tasks: An analysis of subtasks and their correlation to skill. In MICCAI M2Cai workshop, 2009.
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2008

Zachary Pezzementi, Sarthak Misra, Daniel Ursu, Allison Okamura. Modeling Realistic Tool-Tissue Interactions with Haptic Feedback: A Learning-based Method. In Haptics Symposium, pages 209-215, Washington, DC, USA, March 2008. IEEE Computer Society.
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J.J. Corso, G. Ye, D. Burschka, and G.D. Hager. RESEARCH FEATURES-A Practical Paradigm and Platform for Video-Based Human-Computer Interaction-New technologies that use multimodal input, human experience, and modern hardware's full computational power could mitigate current limitations in human-computer interaction. Computer-IEEE Computer Magazine, 41(5):48-55, 2008.
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Hanzi Wang, Daniel Mirota, Gregory Hager, and Masaru Ishii. Anatomical reconstruction from endoscopic images: Toward quantitative endoscopy. American Journal of Rhinology, 22(1):47-51, January/February 2008.
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Carol E. Reiley, Henry C. Lin, Bala Varadarajan, Sanjeev Khudanpur, David D. Yuh, , and Gregory D. Hager. Automatic recognition of surgical motions using statistical modeling for capturing variability. In Medicine Meets Virtual Reality, volume 132, pages 396-401, 2008.
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I.N. Fleming, S. Voros, B. Vagvolgyi, Z. Pezzementi, J. Handa, R. Taylor, and G.D. Hager. Intraoperative visualization of anatomical targets in retinal surgery. In Applications of Computer Vision, 2008. WACV 2008. IEEE Workshop on, pages 1-6, Jan. 2008.
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I. N. Fleming, M. Balicki, J. Koo, I. Iordachita, B. Mitchell, J. Handa, G. Hager, and R. Taylor. Cooperative robot assistant for retinal microsurgery. In Eleventh International Conference on Medical Image Computing and Computer-Assisted Intervention (MICCAI), volume 5242, pages 543-551, 2008.
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Henrik I. Christensen and Gregory D. Hager. Sensing and estimation. In Bruno Siciliano and Oussama Khatib, editors, Springer Handbook of Robotics, pages 87-107. 2008.
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Sandrine Voros and Gregory Hager. Towards real-time tool-tissue interaction detection in robotically assisted laparoscopy. In IEEE BioRob, pages 562-567, 2008.
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P. Marayong, G.D. Hager, and A.M. Okamura. Control methods for guidance virtual fixtures in compliant human-machine interfaces. In Intelligent Robots and Systems, 2008. IROS 2008. IEEE/RSJ International Conference on, pages 1166-1172, 2008.
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H. Wang, D. Mirota, M. Ishii, and G.D. Hager. Robust Motion Estimation and Structure Recovery from Endoscopic Image Sequences With an Adaptive Scale Kernel Consensus Estimator. In Computer Vision and Pattern Recognition, 2008. CVPR 2008. IEEE Conference on, pages 1-7, 2008.
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B. Vagvolgyi, C.E. Reiley, G.D. Hager, R. Taylor, and L.M. Su. AUGMENTED REALITY USING REGISTRATION OF 3D COMPUTED TOMOGRAPHY TO STEREOSCOPIC VIDEO OF LAPAROSCOPIC RENAL SURGERY. Journal of Urology, 179(4):241-241, 2008.
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P. Kazanzides, G. Fichtinger, GD Hager, AM Okamura, LL Whitcomb, and RH Taylor. Surgical and Interventional Robotics-Core Concepts, Technology, and Design. Robotics & Automation Magazine, IEEE, 15(2):122-130, 2008.
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G. Fichtinger, P. Kazanzides, AM Okamura, GD Hager, LL Whitcomb, and RH Taylor. Surgical and interventional robotics: Part II. Robotics & Automation Magazine, IEEE, 15(3):94-102, 2008.
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GD Hager, AM Okamura, P. Kazanzides, LL Whitcomb, G. Fichtinger, and RH Taylor. Surgical and interventional robotics: part III [Tutorial]. Robotics & Automation Magazine, IEEE, 15(4):84-93, 2008.
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H. Rivaz, I. Fleming, L. Assumpcao, G. Fichtinger, U. Hamper, M. Choti, G. Hager, and E. Boctor. Ablation monitoring with elastography: 2D in-vivo and 3D ex-vivo studies. In International Conference on Medical Image Computing and Computer-Assisted Intervention (MICCAI), volume 11, pages 458-466. Med Image Comput Comput Assist Interv Int Conf Med Image Comput Comput Assist Interv, 2008.
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H. Rivaz, I. Fleming, G. Hager, and E. Boctor. Ablation monitoring with a regularized 3d elastography technique. In IEEE Int. Ultrasonics Symposium, 2008.
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Hassan Rivaz, Emad Boctor, Pezhman Foroughi, R. Zellars, Gabor Fichtinger, and Gregory D. Hager. Ultrasound elastography: A dynamic programming approach. IEEE Trans. Med. Imaging, 27(10):1373-1377, 2008.
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Maneesh Dewan, Gregory D. Hager, and Christine H. Lorenz. Image-based coronary tracking and beat-to-beat motion compensation: Feasibility for improving coronary MR angiography. Magnetic Resonance in Medicine, 60(3):604-615, 2008.
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R. Agarwal, B. Vagvolgyi, C. E. Reiley, G. D. Hager, A.W. Levinson, and L. Su. Tumor registration of augmented reality overlay of a 3d ct to real time stereoscopic video during laparoscopic partial nephrectomy. In World Robotic Urology Symposium, 2008.
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2007

Vinutha Kallem, Maneesh Dewan, John Swensen, Gregory D. Hager, and Noah J. Cowan. Kernel Based Visual Servoing. Accepted for Presentation in IEEE/RSJ International Conference on Intelligent Robots and Systems, October 2007.
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H. Rivaz, R. Zellars, G. Hager, G. Fichtinger, and E. Boctor. Beam steering approach for speckle characterization and out-of-plane motion estimation in real tissue. In In Proceedings of IEEE Int. Ultrasonics Symp., pages 781-784, October 2007.
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Maneesh Dewan, Christine H. Lorenz, and Gregory D. Hager. Deformable Motion Tracking of Cardiac Structures (DEMOTRACS) for Improved MR Imaging. In Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition, June 2007.
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Le Lu and Gregory D. Hager. A nonparametric treatment for location/segmentation based visual tracking. In In Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition, June 2007.
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M. Dewan, D. Mayhew, A. Greiser, G. D. Hager and C. H. Lorenz. Image-Based Tracking of Heart Valves for Improved Motion Compensation. In Proceedings of the International Society for Magnetic Resonance Medicine (ISMRM), 15th Scientific Meeting in Berlin, Germany (Oral Presentation), page 870, May 2007.
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Zachary Pezzementi, Allison Okamura, Gregory D. Hager. Dynamic Guidance with Pseudoadmittance Virtual Fixtures. In International Conference on Robotics and Automation (ICRA), pages 1761-1767, April 2007.
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Alexandre Krupa, Gabor Fichtinger and Gregory Hager. Full Motion Tracking in Ultrasound Using Image Speckle Information and Visual Servoing. In International Conference on Robotics and Automation (ICRA), pages 2458-2464, April 2007.
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Ben Mitchell, John Koo, M.D., Iulian Iordachita, Peter Kazanzides, Ankur Kapoor, James Handa, M.D., Russell Taylor, Gregory Hager. Development and Application of a New Steady-Hand Manipulator for Retinal Surgery. In International Conference on Robotics and Automation (ICRA), pages 623-629, April 2007.
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Hassan Rivaz, Emad Boctor, and Gabor Fichtinger. A robust meshing and calibration approach for sensorless freehand 3d ultrasound. In In Proceedings of SPIE Medical Imaging, volume 6583, pages 181-188, February 2007.
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Gregory Hager, Balazs Vagvolgyi and David Yuh. Stereoscopic Video Overlay with Deformable Registration. Medicine Meets Virtual Reality, 2007.
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B. Vagvolgyi, C. E. Reiley, G. D. Hager, A. W. Levinson, and L. Su. Toward direct registration of video to computed tomography for intraoperative surgical planning during laparoscopic partial nephrectomy. In World Congress of Endourology, 2007.
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Alexandre Krupa, Gabor Fichtinger, and Gregory D. Hager. Real-time tissue tracking with b-mode ultrasound using speckle and visual servoing. In MICCAI, volume 2, pages 1-8, 2007.
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B. Vagvolgyi, C. E. Reiley, G. D. Hager, A. W. Levinson, and L. Su. Tumor registration of augmented reality overlay of a 3d ct to real-time stereoscopic video during laparoscopic partial nephrectomy. In American Urological Association, 2007.
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2006

Le Lu and Gregory D. Hager. Dynamic foreground/background extraction from images and videos using random patches. In Proc. NIPS, pages 929-936, December 2006.
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Maneesh Dewan, Gregory D. Hager, and Christine H. Lorenz. Robust Image-Based Motion Tracking for Coronary MR Angiography. In the 1st International Workshop on Computer Vision for Intravascular and Intracardiac Imaging (CVII), in conjunction with MICCAI 2006, pages 171-78, Oct 2006.
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H. Rivaz, E. Boctor, and G. Fichtinger. Ultrasound speckle detection using low order moments. In In Proceedings of IEEE Int. Ultrasonics Symp., pages 2092-2095, October 2006.
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Henry C. Lin, Izhak Shafran, David Yuh, Gregory D. Hager. Towards Automatic Skill Evaluation: Detection and Segmentation of Robot-Assisted Surgical Motions. Computer Aided Surgery, 11(5):220-230, September 2006.
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Maneesh Dewan and Gregory D. Hager. Toward Optimal Kernel-based Tracking. In Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition, 1:618-625, June 2006.
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Le Lu and Xiang-tian Dai and Gregory D. Hager. Efficient particle filtering using RANSAC with application to 3D face tracking. Image Vision Computing, 24(6):581-592, June 2006.
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Maneesh Dewan, Gregory D. Hager, Steven M. Shea, and Christine H. Lorenz. Compensating for Beat-to-Beat Variation in Coronary Motion Improves Image Quality in Coronary MR. In Proceedings of the International Society for Magnetic Resonance Medicine (ISMRM), 14th Scientific Meeting in Seattle, Washington, USA, page 2159, May 2006.
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Maneesh Dewan, Gregory D. Hager, and Christine H. Lorenz. Image-Based Tracking and Prediction of Coronary Motion for Coronary MR Angiography. In Proceedings of the 9th Annual Meeting of the Society for Cardiovascular Magnetic Resonance (SCMR), January 2006.
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Le Lu and Rene Vidal. Combined central and subspace clustering on computer vision applications. In International Conference of Machine Learning, 2006.
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E.M. Boctor, I. Iordachita, G.D. Hager and G. Fichtinger. Bootstrapped Ultrasound Calibration . Medicine Meets Virtual Reality, 2006.
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Henry Lin, Izhak Shafran, David D. Yuh and Gregory D. Hager. Vision-Assisted Automatic Detection and Segmentation of Robot-Assisted Surgical Motions. Medicine Meets Virtual Reality, 2006.
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Henry Lin, Maneesh Dewan, Panadda Marayong, James Handa and Gregory D. Hager. Vision-Based Human-Machine Collaborative System for Ophthalmic Micro-Surgery. Medicine Meets Virtual Reality, 2006.
[ bib ]
P. Marayong, G.D. Hager and A.M. Okamura. Effect of Hand Dynamics on Virtual Fixtures for Compliant Human-Machine Interfaces. 14th Symposium on Haptic Interfaces for Virtual Environments and Teleoperator Systems, pages 109-115, 2006.
[ bib ]
Henry C. Lin, Panadda Marayong, Keith Mills, Ray Karam, Peter Kazanzides, Allison Okamura, Gregory D. Hager. Portability and Applicability of Virtual Fixtures Across Medical and Manufacturing Tasks. In Proc. of International Conference on Robotics and Automation (ICRA), pages 225-230, 2006.
[ bib ]
Sharmishtaa Seshamani, William Lau, Gregory D. Hager. Real-time Endoscopic Mosaicking. In MICCAI, pages 355-363, 2006.
[ bib ]
Sharmishtaa Seshamani, Cameron Riviere, James T. Handa, Louis Lobes, Gregory D. Hager. Visual Measurement of Microsurgical Motion with Application to Robotic Augmentation. In Northeast Bioengineering Conference, pages 39-40, 2006.
[ bib ]
E.M. Boctor, M. DeOliviera, M. Choti, R. Ghanem, R.H. Taylor, G. Hager, G. Fichtinger. Ultrasound Monitoring of Tissue Ablation via Deformation Model and Shape Priors. In Ninth International Conference on Medical Image Computing and Computer-Assisted Intervention, volume 4191, pages 405-412. Springer, 2006.
[ bib ]
E.M. Boctor, I. Iordachita, G. Fichtinger, G.D. Hager. Ultrasound Self-Calibration. In Medical Imaging 2006: Visualization, Image-Guided Procedures, and Display; Kevin R. Cleary, Robert L. Galloway, Jr.; Eds., volume 6141, pages 784-795, 2006.
[ bib ]
I. Iordachita, A. Kapoor, B. Mitchell, P. Kazanzides, G. Hager, J. Handa, R. Taylor. Steady-Hand Manipulator for Retinal Surgery. In MICCAI Workshop on Medical Robotics, Edited by K. Cleary, N. Hata, P. Kazanzides , pages 66-73, 2006.
[ bib ]

2005

Xiangtian Dai. Component-Based Tracking. PhD thesis, Department of Computer Science, The Johns Hopkins University, October 2005. PhD Thesis, The Johns Hopkins University.
[ bib | pdf ]
Darius Burschka and Ming Li and Russell Taylor and Gregory D. Hager and Masaru Ishii. Scale-Invariant Registration of Monocular Endoscopic Images to CT-Scans for Sinus Surgery. Medical Image Analysis, 9(5):413-439, October 2005. Best Paper Award at MICCAI 2005.
[ bib | pdf ]
Jason J. Corso and Guangqi Ye and Gregory D. Hager. Analysis of Multi-Modal Gestures with a Coherent Probabilistic Graphical Model. Virtual Reality, 8(4):242-252, September 2005. The original publication is available at www.springerlink.com.
[ bib | pdf ]
Jason J. Corso. Techniques for Vision-Based Human-Computer Interaction. PhD thesis, Department of Computer Science, The Johns Hopkins University, August 2005.
[ bib | pdf ]
Le Lu and Gregory D. Hager and Laurent Younes. A Three Tiered Approach for Articulated Object Action Modeling and Recognition. Advances in Neural Information Processing Systems, 17:841-848, July 2005.
[ bib ]
Guangqi Ye. Applying Vision to Intelligent Human-Computer Interaction. PhD thesis, 2005. PhD Thesis, The Johns Hopkins University.
[ bib | pdf ]
Darius Burschka, Guangqi Ye, Jason J. Corso, and Gregory D. Hager. A Practical Approach for Integrating Vision-Based Methods into Interactive 2D/3D Applicationsa. Technical report, The Johns Hopkins University, 2005. CIRL Lab Technical Report CIRL-TR-05-01.
[ bib | pdf ]
Guangqi Ye, Jason J. Corso, and Gregory D. Hager. Real-Time Vision for Human-Computer Interaction, chapter 7: Visual Modeling of Dynamic Gestures Using 3D Appearance and Motion Features, pages 103-120. Springer-Verlag, 2005.
[ bib | pdf ]
Le Lu and Kentaro Toyama and Gregory D. Hager. A Two Level Approach for Scene Recognition. In Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2005), 1:688-695, 2005.
[ bib | http ]
Jason J. Corso and Gregory D. Hager. Coherent Regions for Concise and Stable Image Description. In Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2005), 2:184-190, 2005.
[ bib | http ]
Le Lu and Xiangtian Dai and Gregory D. Hager. Efficient Particle Filtering Using RANSAC with Application to 3D Face Tracking. Image and Vision Computing, 2005. Submission for special issue of FPIV'04.
[ bib ]
Henry C. Lin, Izhak Shafran, Todd E. Murphy, Allison M. Okamura, David D. Yuh, and Gregory D. Hager. Automatic Detection and Segmentation of Robot-Assisted Surgical Motions. In MICCAI 2005, LNCS 3749, pages 802-810, 2005. Best Paper Award at MICCAI 2005.
[ bib | pdf ]
Darius Burschka, Jason J. Corso, Maneesh Dewan, William W. Lau, Ming Li, Henry Lin, Panadda Marayong, Nicholas A. Ramey, Gregory D. Hager, Brian Hoffman, David Larkin, and Christopher J. Hasser. Navigating inner space: 3-D assistance for minimally invasive surgery . Robotics and Autonomous System, 52(1):5-26, 2005.
[ bib | pdf ]
D. Burschka and G.D. Hager. Vision-Based 3D Scene Analysis for Driver Assistance. ICRA, 2005.
[ bib ]
Joshua Leven and Darius Burschka and Rajesh Kumar and Gary Zhang and Steve Blumenkranz and Xiangtian (Donald) Dai and Mike Awad and Gregory D. Hager and Mike Marohn and Mike Choti and Christopher J. Hasser and Russell H. Taylor. DaVinci Canvas: A Telerobotic Surgical System with Integrated, Robot-Assisted, Laparoscopic Ultrasound Capability. In MICCAI, pages 811-818, 2005.
[ bib ]
D. Burschka and G.D. Hager. Vision-based Inspection of Structural Changes respective to Pre-operative CT-Scans with Monocular Endoscope Cameras. CURAC, 2005.
[ bib ]
E.M. Boctor, I. Iordachita, G. Fichtinger and G. Hager. Ultrasound Self-Calibration and Real-Time Quality Control for Interventions. Accepted to the IEEE International Ultrasonics Symposium, 2005.
[ bib ]
E.M. Boctor, I. Iordachita, G. Fichtinger and G. Hager. Real-Time Quality Control of Tracked Ultrasound. In MICCAI 2005, LNCS 3749, pages 621-630, 2005.
[ bib ]
R. Kon, J. Leven, K. Kothapalli, E.M. Boctor, G. Fichtinger, G.D. Hager and R.H. Taylor. CIS-UltraCal: An Open-Source Ultrasound Calibration Toolkit. In William F. Walker, Stanislav Y. Emelianov, editor, SPIE Medical Imaging 2005: Ultrasonic Imaging and Signal Processing, volume 5750, pages 516-523, 2005.
[ bib ]
D. Kragic, P. Marayong, M. Li, A.M. Okamura, and G.D. Hager. Human-Machine Collaborative Systems for Microsurgical Applications. The International Journal of Robotics Research, 24(9):731-741, 2005.
[ bib ]
E.M. Boctor, I. Iordachita, G. Fichtinger, G.D. Hager. Bootstrapped Ultrasound Calibration. In Stud Health Technol Inform., volume 119, pages 61-6, 2005.
[ bib ]

2004

Long Quan , Yichen Wei , Le Lu and Heung-Yeung Shum. Constrained Planar Motion Analysis by Decomposition . Image and Vision Computing, 22:379-389, May 2004.
[ bib ]
Darius Burschka and Gregory D. Hager. V-GPS(SLAM): - Vision-Based Inertial System for Mobile Robots. In Proc. of ICRA, pages 409-415, April 2004.
[ bib | pdf ]
Guangqi Ye, Jason J. Corso, Darius Burschka, and Gregory D. Hager. Vics: A modular hci framework using spatio-temporal dynamics. Machine Vision and Applications, 16(1):13-20, 2004. The original publication is available at www.springerlink.com.
[ bib | pdf ]
Guangqi Ye, Jason J. Corso, and Gregory D. Hager. Gesture Recognition Using 3D Appearance and Motion Features. In Proceedings of CVPRHCI, 2004.
[ bib | pdf ]
Jason J. Corso, Maneesh Dewan, and Gregory D. Hager. Image Segmentation Through Energy Minimization Based Subspace Fusion. In Proceedings of 17th International Conference on Pattern Recogntion (ICPR 2004), volume 2, pages 120-123, 2004.
[ bib | pdf ]
Jason J. Corso, Maneesh Dewan, and Gregory D. Hager. Image Segmentation Through Energy Minimization Based Subspace Fusion. Technical Report CIRL-TR-04-01, The Johns Hopkins University, 2004.
[ bib | pdf ]
Nicholas A. Ramey, Jason J. Corso, William W. Lau, Darius Burschka, and Gregory D. Hager. Real Time 3D Surface Tracking and Its Applications. In Proceedings of Workshop on Real-time 3D Sensors and Their Use (at CVPR 2004), 2004.
[ bib | pdf ]
Darius Burschka and Gregory D. Hager. Principle and Practice of Real-Time Visual Tracking for Navigation and Mapping. In IEEE Workshop on Robotic Sensing: Robotics in the Automotive Industry, ROSE, 2004. (to appear).
[ bib ]
Gregory D. Hager, Maneesh Dewan, and Charles V. Stewart. Multiple Kernel Tracking with SSD. In Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2004), volume 1, pages 790-797, 2004.
[ bib | pdf ]
Giambattista Gennari and Gregory D. Hager. Probabilistic data association methods in visual tracking of groups. In Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2004), pages 876-881, 2004.
[ bib | pdf ]
William W. Lau, Nicholas A. Ramey, Jason J. Corso, Nitish Thakor, and Gregory D. Hager. Stereo-Based Endoscopic Tracking of Cardiac Surface Deformation. In Proceedings of Seventh International Conference on Medical Image Computing and Computer-Assisted Intervention (MICCAI), volume 2, pages 494-501, 2004.
[ bib | pdf ]
Maneesh Dewan, Panadda Marayong, Allison Okamura, and Gregory D. Hager. Vision-Based Assistance for Ophthalmic Micro-Surgery. In Proceedings of Seventh International Conference on Medical Image Computing and Computer-Assisted Intervention (MICCAI), volume 2, pages 49-57, 2004.
[ bib | pdf ]
D. Burschka, M. Li, R.H. Taylor, and G.D. Hager. Scale-Invariant Registration of Monocular Endoscope Images to CT-Scans For Sinus Surgery. In Proceedings of Seventh International Conference on Medical Image Computing and Computer-Assisted Intervention (MICCAI), volume 2, pages 413-421, 2004.
[ bib ]
A. Viswanathan, E.M. Boctor, R.H. Taylor, G.D. Hager, and G. Fichtinger. Immediate Ultrasound Calibration from Two Poses and Minimal Image Processing. In Proceedings of Seventh International Conference on Medical Image Computing and Computer-Assisted Intervention (MICCAI), volume 3217, pages 446-454, 2004.
[ bib ]
E. Boctor, A. Viswanathan, M. Choti, R.H. Taylor, G. Fichtinger, and G.D. Hager. A Novel Closed Form Solution For Ultrasound Calibration. In Proceedings of ISBI, pages 527-530, 2004.
[ bib ]
Darius Burschka, Ming Li, Russell Taylor, and Gregory D. Hager. Scale-Invariant Registration of Monocular Stereo Images to 3D Surface Models. In Proceedings of IROS, pages 2581-2586, 2004.
[ bib | pdf ]
Le Lu, Xiangtian Dai, and G. Hager. A Particle Filter without Dynamics for Robust 3D Face Tracking. In IEEE Workshop of Face Processing in Video Jointed with CVPR 2004, 2004. oral presentation.
[ bib ]
A. Bettini, P. Marayong, S. Lang, A. M. Okamura, and G. D. Hager. Vision Assisted Control for Manipulation Using Virtual Fixtures. IEEE Transactions on Robotics, 20(6):953-966, 2004.
[ bib | pdf ]
Darius Burschka, Jason J. Corso, Maneesh Dewan, Gregory D. Hager, William Lau, Ming Li, Henry Lin, Panadda Marayong, and Nicholas Ramey. Navigating Inner Space: 3-D Assistance for Minimally Invasive Surgery . In Workshop on Advances in Robot Vision - From Domestic Environments to Medical Application, (D. Kragic and H. Christensen, eds.), IEEE/RSJ International Conference on Intelligent Robots and Systems, IROS 2004, Sendai, Japan, 2004.
[ bib ]

2003

D. Kragic, P. Marayong, M. Li, A. M. Okamura, and G. D. Hager. Human-Machine Collaborative Systems for Microsurgical Applications. In B. Siciliano, O. Khatib, and F.C.A. Groen, editors, In International Symposium on Robotics Research, October 2003.
[ bib ]
D. Kragic and G. D. Hager. Task modeling and specification for modular sensory based human-machine cooperative systems. In Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems, volume 4, pages 3192-3197, October 2003.
[ bib ]
Darius Burschka and Gregory D. Hager. V-GPS - Image-Based Control for 3D Guidance Systems. In Proc. of IROS, pages 1789-1795, October 2003.
[ bib | pdf ]
Darius Burschka, Jeremy Geiman, and Gregory D. Hager. Optimal Landmark Configuration for Vision-Based Control of Mobile Robots. In Proc. of International Conference on Robotics and Automation (ICRA), pages 3917-3922, September 2003.
[ bib | pdf ]
Gregory Hager Xiangtian Dai, Le Lu. Real-time video mosaicing with adaptive parameterized warping. In CVPR 2003: IEEE Computer Society Conference on Computer Vision and Pattern Recognition, May 2003.
[ bib ]
Darius Burschka and Gregory D. Hager. Principles and Practice of Real Time Tracking on Consumer Hardware . In Tututial 1 at IEEE VR2003: Recent Methods for Image-Based Modeling and Rendering, pages 55-66, March 2003.
[ bib ]
Jason Corso, Darius Burschka, and Gregory D. Hager. The 4DT: Unencumbered HCI With VICs. In Proceedings of CVPRHCI, 2003.
[ bib | pdf ]
Jason Corso, Darius Burschka, and Gregory D. Hager. Direct Plane Tracking in Stereo Image for Mobile Navigation. In Proceedings of International Conference on Robotics and Automation, pages 875-880, 2003.
[ bib | pdf ]
Guangqi Ye, Jason Corso, Darius Burschka, and Gregory D. Hager. VICs: A Modular Vision-Based HCI Framework. In Proceedings of 3rd International Conference on Computer Vision Systems, pages 257-267, 2003.
[ bib | pdf ]
Myron Z. Brown, Darius Burschka, and Gregory D. Hager. Advances in Computational Stereo. IEEE Transactions on Pattern Analysis and Machine Intelligence, 25(8):993-1008, 2003.
[ bib | pdf ]
Myron Z. Brown, Darius Burschka, and Gregory D. Hager. Shape and appearance in object recognition. 2003.
[ bib ]
Izzet Pembeci and Gregory D. Hager. Functional reactive programming as a hybrid systems framework. In Proc. ICRA, volume 1, pages 727-734, 2003.
[ bib ]
Izzet Pembeci. Functional Reactive Programming as a Framework for Hybrid Systems and Robot Programming. PhD thesis, 2003. PhD Thesis.
[ bib ]
P. Marayong, M. Li, A. Okamura, and G. Hager. Spatial motion constraints: Theory and demonstrations for robot guidance using virtual fixtures. In Proc. ICRA, 2003. To Appear.
[ bib ]
D.L. Rothbaum, J. Roy, G.D. Hager, R.H. Taylor, L.L. Whitcomb, H.W. Francis, and J.K. Niparko. Task performance in stapedotomy: Comparison between surgeons of different experience levels. Otolaryngology-Head and Neck Surgery, 128(1):71-76, Jan 2003.
[ bib ]
Le Lu, Xiangtian Dai, and Gregory D. Hager. Real Time Video Mosaicing - Technical Report. Technical report, The Johns Hopkins University, 2003. CIRL Technical Report.
[ bib | pdf ]
Jason J. Corso, Nicholas Ramey, and Gregory D. Hager. Stereo-Based Direct Surface Tracking with Deformable Parametric Models. Technical Report 02, The Johns Hopkins University, 2003. CIRL Technical Report.
[ bib | pdf ]
Guangqi Ye, Jason J. Corso, Gregory D. Hager, and Allison M. Okamura. VisHap: Augmented Reality Combining Haptics and Vision. In Proceedings of IEEE International Conference on Systems, Man and Cybernetics, pages 3425-3431, 2003.
[ bib | pdf ]
Guangqi Ye, Jason J. Corso, Gregory D. Hager, and Allison M. Okamura. Augmented Reality Combining Haptics and Vision. Technical Report 03, The Johns Hopkins University, 2003. CIRL Technical Report.
[ bib | pdf ]

2002

Izzet Pembeci, Henrik Nilsson, Darius Burschka, John Peterson, and Gregory D. Hager. Functional reactive robotics: An exercise in principled integration of domain-specific languages. In Proc. PPDP, October 2002.
[ bib | pdf ]
Gregory D. Hager. Human-machine cooperative manipulation with vision-based motion constraints. In Proc. Workshop on Visual Servoing, with IROS, 2002.
[ bib | pdf ]
Jason Corso and Gregory D. Hager. Planar surface tracking using direct stereo. Technical report, The Johns Hopkins University, 2002. CIRL Lab Technical Report.
[ bib | pdf ]
Guangqi Ye and Gregory D. Hager. Appearance-based visual interaction. Technical report, 2002. CIRL Lab Technical Report, the Johns Hopkins University.
[ bib | pdf ]
Izzet Pembeci and Gregory D. Hager. A comparative review of robot programming languages. Technical report, 2002. CIRL Lab Technical Report.
[ bib | pdf ]
A. Bettini, S. Lang, A. Okamura, and G. Hager. Vision assisted control for manipulation using virtual fixtures: Experiments at macro and micro scales. In Proceedings of the IEEE International Conference on Robotics and Automation, pages 3354-3361, 2002.
[ bib | pdf ]
X. Dai and G. Hager. Specifying behavior in C++. In International Conference on Robotics and Automation, pages 153-160, 2002.
[ bib | pdf ]
S. Hundtofte, A. Okamura, and G. Hager. Building a task language for segmentation and recognition of user input to cooperative manipulation systems. In Proc. 10th International Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, pages 225-230, 2002.
[ bib | pdf ]
D. Burschka and G. Hager. Stereo-Based Obstacle Avoidance in Indoor Environments with Active Sensor Re-Calibration. In International Conference on Robotics and Automation, pages 2066-2072, 2002.
[ bib | pdf ]
D. Burschka and G. Hager. Scene Classification from Dense Disparity Maps in Indoor Environments. In Proc. ICPR, 2002.
[ bib | pdf ]
D. Rothbaum, J. Roy, D. Stoianovics, P. Berkelman, G. Hager, R. Taylor, L. Whitcomb, H. Francis, and J. Niparko. Robot-assisted stapedotomy: Micropick fenestration of the stapes footplate. Otolaryngology - Head and Neck Surgery, pages 417-426, Nov. 2002.
[ bib | pdf ]

2001

D. Burschka and G. Hager. Dynamic composition of tracking primitives for interactive vision-guided navigation. In Proc. of SPIE 2001, Mobile Robots XVI, pages 114-125, November 2001.
[ bib | pdf ]
Samuel J. Lang. Xvision2: A framework for dynamic vision. Master's thesis, 2001.
[ bib | pdf ]
John Peterson, Greg Hager, Paul Hudak, and Alastair Reid. Fvision: A declarative language for visual tracking. In Proc. 3rd International Workshop on Practical Aspects of Declarative Languages, 2001.
[ bib ]
G. Hager and C. Rasmussen. Joint probabilistic techniques for tracking multi-part objects. IEEE PAMI, 23(6):560-576, 2001.
[ bib | pdf ]
G. Hager, H. Christensen, and H. Bunke, editors. Sensor-Based Robots. Lecture Notes in Computer Science. Springer-Verlag, 2001.
[ bib ]
G. Hager, J. Peterson, P. Hudak, and A. Reid. Fvision: A declarative language for visual tracking. In Proceedings of PADL, 2001.
[ bib ]
D. Burschka and G. Hager. Vision-based control of mobile robots. In Proc. International Conference on Robotics and Automation, pages 1707-1713, 2001.
[ bib ]
A. Bettini, S. Lang, A. Okamura, and G. Hager. Vision assisted control for manipulation using virtual fixtures. In IEEE/RSJ International Conference on Intelligent Robots and Systems, pages 1171-1176, 2001.
[ bib | pdf ]

2000

Rajesh Kumar, Gregory D. Hager, Aaron Barnes, Patrick Jensen, and Russell H. Taylor. An augmentation system for fine manipulation. In Proceedings of Medical Image Computing and Computer Assisted Intervention, pages 956-965. Springer-Verlag, October 2000.
[ bib ]
G. Hager and D. Burschka. Laser-based position tracking and map generation. In Proceedings of RA, pages 149-155, August 2000.
[ bib ]
John Peterson, Paul Hudak, Alastair Reid, and Greg Hager. Fvision: A declarative language for visual tracking. In Proceedings of PADL, 2000.
[ bib ]
G. Hager, C-P. Lu, and E. Mjolsness. Object pose from video images. PAMI, 22(6):610-622, 2000.
[ bib | pdf ]
G. Hager and J. Peterson. A transformational approach to the design of robot software. In Proceedings of the Ninth International Syposium on Robotics Research, pages 257-264. Springer-Verlag, 2000.
[ bib | pdf ]
G. Hager. On specifying and performing visual tasks with qualitative object models. In International Conference on Robotics and Automation, pages 3354-3361, 2000.
[ bib | pdf ]

1999

G. Hager, J. Hespanha, Z. Dodds, and A.S. Morse. What tasks can be performed with an uncalibrated stereo vision system? International Journal of Computer Vision, 35(1):65-85, November 1999.
[ bib | pdf ]
G. Hager and K. Toyama. Incremental focus of attention for robust visual tracking. International Journal of Computer Vision, 35(1):45-63, November 1999.
[ bib | pdf ]
G. Hager, P. Belhumeur, J. Duncan, D. McDermott, A.S. Morse, and S. Zucker. Computational vision at yale. International Journal of Computer Vision, 35(1):5-12, November 1999.
[ bib ]
John Peterson and Greg Hager. Monadic robotics, October 1999. Proceedings of the Workshop on Domain Specific Languages, Usenix.
[ bib ]
G. Hager and P. Belhumeur. Tracking in 3d: Image variability decomposition for recovering object pose and illumination. Pattern Analysis and Applications, March 1999.
[ bib ]
Z. Dodds, M. Jägersand, and G. Hager. A hierarchical architecture for vision-based robotic manipulation tasks. In H. I. Christensen, editor, First Int. Conf. on Computer Vision Systems, volume 542 of Lecture Notes in Computer Science, pages 312-330, January 1999.
[ bib ]
M. Vincze and G. Hager, editors. Robust Vision for Vision-Based Control of Motion. IEEE Computer Society Press, 1999.
[ bib ]
G. Hager and P. Belhumeur. Tracking in 3d: Image variability decomposition for recovering object pose and illumination. In Proceedings of the International Conference on Pattern Analysis and Applications, pages 93-102, 1999.
[ bib ]
G. Hager, S-W. Lee, and B-J. You. Model-based 3-d object tracking using projective invariance. In Proceedings of the International Conference on Robotics and Automation, 1999.
[ bib ]
G. Hager and A. Bendiksen. Fast 3d boundary computation from occluding contour motion. In Proceedings of the International Conference on Robotics and Automation, 1999.
[ bib ]
G. Hager, Z. Dodds, J. Hespanha, and A.S. Morse. Task specification and monitoring for uncalibrated hand/eye coordination. In Proceedings of the International Conference on Robotics and Automation, pages 1607-1613, 1999.
[ bib ]
G. Hager, J. Peterson, and P. Hudak. A language for declarative robotic programming. In Proceedings of the International Conference on Robotics and Automation, pages 1144-1151, 1999.
[ bib ]
G. Hager, A. Reid, J. Peterson, and P. Hudak. Prototyping real-time vision systems: An experiment in dsl design. In Proceedings of the International Conference on Software Engineering, pages 484-493, 1999.
[ bib ]
G. Hager, Z. Dodds, M. Jagersand, and K. Toyama. A hierarchical architecture for vision-based robotic manipulation tasks. In Proceedings of the International Conference on Vision Systems, pages 312-330, 1999.
[ bib ]

pre-1999

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