Margrit Betke's Publications

Articles in Journals:

Diane H. Theriault, Nathan W. Fuller, Brandon E. Jackson, Evan Bluhm, Dennis Evangelista, Zheng Wu, Margrit Betke, and Tyson L. Hedrick "A protocol and calibration method for accurate multi-camera field videography." The Journal of Experimental Biology. Open Access online, February 2014. Article.

S. Epstein, E. Missimer and M. Betke. "Using kernels for a video-based mouse-replacement interface," Personal and Ubiquitous Computing, 18:47-60, January 2014. (Open access online, Nov. 6, 2012.) pdf .

X. Yang, C. Schaaf, A. Strahler, T. Kunz, N. Fuller, M. Betke, Z. Wu, Z. Wang, D. Theriault, D. Culvenor, D. Jupp, G. Newnham, and J. Lovell. Study of bat flight behavior by combining thermal image analysis with a LiDAR forest reconstruction. Canadian Journal of Remote Sensing, 39(S1):S112-S125, October 2013.

C. W. Kwan, I. Paquette, J. J. Magee, and M. Betke, "Adaptive Sliding Menubars Make Existing Software More Accessible to People with Severe Motion Impairments," Universal Access in the Information Society. Open Access online, March 2013. 18 pages. pdf.

S. Epstein and M. Betke, "The Kernel Semi-least Squares Method for Sparse Distance Approximation," Neural Computation, 25(3):532-548, February 2013.

D. H. Theriault, M. Walker, J. Y. Wong, and M. Betke. "Cell Morphology Classification and Clutter Mitigation in Phase-Contrast Microscopy Images Using Machine Learning." Machine Vision and Applications, 23(4):659-673, 2012, paper on Springer, local pdf (restricted access).

T. G. Hallam, A. Raghavan, H. Kolli, D. Dimitrov, P. Federico, H. Qi, G. F. McCracken, M. Betke, J. K. Westbrook, K. Kennard, T. H. Kunz. "Dense and sparse aggregations in complex motion: Video coupled with simulation modeling." Ecological Complexity, 7(1):69-75, March 2010, pdf. 5 videos.

N. Hristov, M. Betke, A. Bagchi, D. Hirsh Theriault, T. H. Kunz. "Seasonal variation in colony size of Brazilian free-tailed bats at Carlsbad Cavern using thermal imaging" Journal of Mammalogy, 91(1):183-192, February 2010. Abstract, pdf.

W. Mullally, M. Betke, M. Albert, and K. Lutchen. "Explaining Clustered Ventilation Defects via a Minimal Number of Airway Closure Locations." Annals of Biomedical Engineering. 37(2):286-300, February 2009. Pdf file. Html open access.

J. J. Magee, M. Betke, J. Gips, M. R. Scott, B. N. Waber, "A human-computer interface using symmetry between eyes to detect gaze direction," IEEE Transactions on Systems Man & Cybernetics, 38(6):1-14, November 2008. Abstract. Pdf file. Video.

N. I. Hristov, M. Betke, and T. H. Kunz, "Applications of thermal infrared imaging for research in aeroecology." Integrative and Comparative Biology. 48(1):50-59, July 2008. Abstract. Pdf file.

P. Federico, T. G. Hallam, G. F. McCracken, S. Purucker, W. Grant, A. N. Sandoval, J. Westbrook, R. Medellin, C. Cleveland, C. G. Sansone, J. D. López Jr., M. Betke, A. Moreno-Valdez, T. H. Kunz, "Brazilian free-tailed bats (Tadarida brasiliensis) as insect pest regulators in transgenic and conventional cotton crops." Ecological Applications. 18(4):826-837, June 2008. Abstract, pdf.

J. Wang, V. Athitsos, S. Sclaroff, and M. Betke. "Detecting Objects of Variable Shape Structure with Hidden State Shape Models." IEEE Transactions on Pattern Analysis and Machine Intelligence. 30(3):477-492, March 2008. Abstract, pdf. Videos.

M. Betke, D. E. Hirsh, N. C. Makris, G. F. McCracken, M. Procopio, N. I. Hristov, S. Tang, A. Bagchi, J. Reichard, J. Horn, S. Crampton, C. J. Cleveland, and T. H. Kunz. "Thermal Imaging Reveals Significantly Smaller Brazilian Free-tailed Bat Colonies than Previously Estimated." Journal of Mammalogy, 89(1):18-24, February 2008. Abstract, pdf. Also discussed in Nature, 452, Research Highlights, p. 507.

P. J. McNerney, J. Konrad, and M. Betke, "Block-Based MAP Disparity Estimation under Alpha-Channel Constraints." IEEE Transactions on Circuits and Systems for Video Technology. 17:6, pp. 785-789, June 2007. pdf.

M. Gorman, A. Lahav, E. Saltzman, and M. Betke, "A Camera-based Music Making Tool for Physical Rehabilitation." Computer Music Journal, 31(2): 39-53, Summer 2007. pdf (restricted access).

J. Wang, M. Betke, and J. P. Ko, "Pulmonary Fissure Segmentation on CT." Medical Image Analysis, 10(4):530-547, August 2006. PubMed Entry pdf (restricted access).

C. J. Cleveland, M. Betke, P. Federico, J. D. Frank, T. G. Hallam, J. Horn, J. D. López Jr., G. F. McCracken, R. A. Medellín, A. Moreno-Valdez, C. G. Sansone, J. K. Westbrook, and T. H. Kunz. "Economic Value of the Pest Control Service Provided by Brazilian Free-tailed Bats in South-central Texas." Frontiers in Ecology and the Environment, 4(5):238-248, June 2006. pdf (restricted access).

M. Betke, O. Gusyatin, and M. Urinson, "SymbolDesign: A User-centered Method to Design Pen-based Interfaces and Extend the Functionality of Pointer Input Devices." Universal Access in the Information Society, 4(3), pp. 223 - 236, March 2006. (Published online: 29 September 2005.) pdf.

D. P. Gierga, J. Brewer, G. C. Sharp, M. Betke, C. G. Willett, G. T. Y. Chen. "The correlation between internal and external markers for abdominal tumors: Implications for respiratory gating." International Journal of Radiation Oncology, Biology, Physics, 61:5, pp. 1551-1558, April 2005. pdf (restricted access).

W. Mullally, M. Betke, J. Wang and J. P. Ko, "Segmentation of Nodules on Chest Computed Tomography for Growth Assessment," Medical Physics, 31:4, pp. 839-848, April 2004. pdf (restricted access).

D. P. Gierga, G. T. Y. Chen, J. H. Kung, M. Betke, J. Lombardi, C. G. Willett, "Quantification of Respiration-induced Abdominal Tumor Motion and the Impact on IMRT Dose Distributions." International Journal on Radiation Oncology - Biology - Physics, 58:5, pp. 1584-1595, April 2004. pdf (restricted access).

K. Grauman, M. Betke, J. Lombardi, J. Gips, and G. Bradski, "Communication via Eye Blinks and Eyebrow Raises: Video-Based Human-Computer Interfaces." Universal Access in the Information Society, 2:4, pp. 359-373, November 2003. pdf. Copyright Springer-Verlag.

M. Betke, H. Hong, D. Thomas, C. Prince, J. P. Ko, "Landmark Detection in the Chest and Registration of Lung Surfaces with an Application to Nodule Registration." Medical Image Analysis, 7:3, pp. 265-281, September 2003. Link to publisher and pdf, PubMed Entry.

J. P. Ko, H. Rusinek, E. Jacobs, J. S. Babb, M. Betke, G. McGuinness, and D. P. Naidich, "Volume Measurement of Small Pulmonary Nodules on Chest CT: A Phantom Study," Radiology, 228:3, pp. 864-870, September 2003. pdf. Abstract.

M. Betke J. Gips, and P. Fleming, "The Camera Mouse: Visual Tracking of Body Features to Provide Computer Access For People with Severe Disabilities." IEEE Transactions on Neural Systems and Rehabilitation Engineering, 10:1, pp. 1-10, March 2002. pdf. PubMed Entry.

M. Betke and N. Makris, "Recognition, Resolution and Complexity of Objects Subject to Affine Transformation." International Journal of Computer Vision , 44:1, pp. 5-40, August 2001. pdf (restricted access).

J. P. Ko and M. Betke, "Chest CT: Automated Nodule Detection and Assessment of Change over Time-Preliminary Experience." Radiology, 218, 267-273, January 2001. Link to publisher, pdf (restricted access).

M. Betke, E. Haritaoglu and L. S. Davis, "Real-Time Multiple Vehicle Detection and Tracking from a Moving Vehicle." Machine Vision and Applications, 12:2, pp. 69-83, September 2000. Link to publisher, pdf (restricted access).

B. Awerbuch, M. Betke, R. Rivest, and M. Singh, "Piecemeal Graph Exploration by a Mobile Robot." Information and Computation, 152:2, pp. 155-172, August 1999. pdf (restricted access).

M. Betke and L. Gurvits, "Mobile Robot Localization using Landmarks," IEEE Transactions on Robotics and Automation, 13:2, pp. 251-263, 1997. pdf.

M. Betke, R. Rivest, and M. Singh, "Piecemeal Learning of an Unknown Environment." Machine Learning, 18:2-3, pp. 231-254, February-March 1995. pdf.

Peer-reviewed Conference Papers:

W. Feng, M. Chen and M. Betke. "Target Reverse Crossing -- A Selection Method for Camera-based Mouse-replacement Systems." To be presented at The 7th International Conference on Pervasive Technologies Related to Assistive Environments, PETRA , Rhodes, Greece, May 2014. 4 pages.

Z. Kong, K. Ozcimder, N. W. Fuller, D. Theriault, M. Betke and J. Baillieul, "Perception and Steering Control in Paired Bat Flight." To be presented at The 19th World Congress of the International Federation of Automatic Control, IFAC , Durban, South Africa, August, 2014, 7 pages.

M. Breslav, N. Fuller, S. Sclaroff and M. Betke, "3D Pose Estimation of Bats in the Wild," Proceedings of the IEEE Winter Conference on Applications of Computer Vision, WACV, Steamboat Springs, CO, March 2014. 8 pages.

Q. Bai, Z. Wu, S. Sclaroff, M. Betke, and C. Monnier, "Randomized Ensemble Tracking," Proceedings of the International Conference on Computer Vision (ICCV), Sydney, Australia, December 2013, pdf, avi video, and mov video.

Z. Kong, K. Ozcimder, N. Fuller, A. Greco, D. Theriault, Z. Wu, T. Kunz, M. Betke, and J. Baillieul. "Optical flow sensing and the inverse perception problem for flying bats," The 2013 IEEE Conference on Decision and Control (CDC), Florence, Italy, December 2013. 8 pages.

M. Betke. "emPower, an Infrastructure for Remote Assessment of Interfaces for Individuals with Severe Motion Impairments." Proceedings of the AAATE 2013, the 12th European AAATE Conference by the Association for the Advancement of Assistive Technology in Europe, Vilamoura, Portugal, September 2013. 4 pp.

Z. Wu, J. Zhang, and M. Betke. "Online Motion Agreement Tracking." British Machine Vision Conference (BMVC), Bristol, U.K., September 2013. 10 pp. Abstract, pdf, and video.

J. Magee and M. Betke, "Automatically Generating online social network messages to combat social isolation of people with disabilities." In C. Stephanidis and M. Antona, editors, Universal Access in Human-Computer Interaction. User and Context Diversity. 7th International Conference, UAHCI 2013, Held as Part of HCI International 2013, Las Vegas, NV, USA, July 21-26, 2013, Proceedings, Part II, LNCS 8010, Springer-Verlag Berlin Heidelberg, pages 684-693, 2013, pdf.

B. L. Boardman, T. L. Hedrick, D. H. Theriault, N. W. Fuller, M. Betke, and K. A. Morgansen. "Collision avoidance in biological systems using collision cones." Proceedings of The 2013 American Control Conference, June 2013. 8 pp.

W. Feng, M.Chen and M. Betke, "Preliminary Investigation of the Impact of Visual Feedback on Camera-based Mouse-replacement Interaction System," The 6th International Conference on Pervasive Technologies Related to Assistive Environments (PETRA), 4 pages, May 2013.

D. Gurari, S. Kim, E. Yang, B. Isenberg, T. Pham, A. Purwada, P. Solski, M. Walker, J. Y. Wong, and M. Betke, "SAGE: An Approach and Implementation Empowering Quick and Reliable Quantitative Analysis of Segmentation Quality," Proceedings of the Workshop on Applications in Computer Vision (WACV), Clearwater, Florida, January 17-18, 2013. 7 pp. pdf. Best Paper Award. One of two awards selected among 161 submitted and 75 accepted papers.

M. Breslav, N. W. Fuller, and M. Betke, "Vision System for Wingbeat Analysis of Bats in the Wild." Proceedings of the Workshop on Visual Observation and Analysis of Animal and Insect Behavior (VAIB 2012), to be held in conjunction with the 21st International Conference on Pattern Recognition (ICPR 2012) Tsukuba, Japan, November, 2012. 4 pp., pdf.

G. Towne, D. H. Theriault, Z. Wu, N. W. Fuller, T. H. Kunz and M. Betke, "Error Analysis and Design Considerations for Stereo Vision Systems Used to Analyze Animal Behavior." Proceedings of the Workshop on Visual Observation and Analysis of Animal and Insect Behavior (VAIB 2012), to be held in conjunction with the 21st International Conference on Pattern Recognition (ICPR 2012) Tsukuba, Japan, November, 2012. 4 pp.

Z. Wu, D. Gurari, J. Y. Wong, and M. Betke, "Hierarchical Partial Matching and Segmentation of Interacting Cells." Proceedings of the 15th International Conference on Medical Image Computing and Computer Assisted Intervention (MICCAI), Nice, France, October 1-5, 2012. 8 pp., Poster. Pdf. Video.

Z. Wu, A. Thangali, S. Sclaroff, and M. Betke, "Coupling Detection and Data Association for Multiple Object Tracking." Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Providence, RI, June 16-21, 2012. 8 pp., pdf.

C. Kwan, I. Paquette, J. J. Magee, P. Y. Lee, and M. Betke. "Click Control: Improving Mouse Interaction for People with Motor Impairments." The 13th International ACM SIGACCESS Conference on Computers and Accessibility, ASSETS'11, Dundee, Scotland, U.K., October 2011.

J. J. Magee, C. Kwan, M. Betke and F. Hietpas. "Enhancing Social Connections Through Automatically-Generated Online Social Network Messages." The 13th International ACM SIGACCESS Conference on Computers and Accessibility, ASSETS'11, Dundee, Scotland, U.K., October 2011.

S. Epstein and M. Betke. "An Information Theoretic Representation of Agent Dynamics as Set Intersections." The Fourth Conference on Artificial General Intelligence (AGI), Mountain View, CA, USA, August 2011. S. Epstein won the 2011 Solomonoff Student Prize for this paper.

B. Kim, D. Gurari, H. O'Donnell, and M. Betke. "Interactive Art System for Multiple Users Based on Tracking Hand Movements," IADIS International Conference Interfaces and Human Computer Interaction (IHCI), Rome, Italy, July 2011. 8 pp. pdf.

Z. Wu, T. H. Kunz, and M. Betke. "Efficient Track Linking Methods for Track Graphs Using Network-flow and Set-cover Techniques." In Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2011), Colorado Springs, pp. 1185-1192, June 21-23, 2011. pdf.

J. J. Magee, S. Epstein, E. S. Missimer, C. Kwan, and M. Betke. Adaptive mouse-replacement interface control functions for users with disabilities. In Proceedings of the 6th International Conference on Universal Access in Human-Computer Interaction: Users Diversity - Volume Part II (UAHCI'11), Orlando, Florida, July 2011, pages 332-341, Springer-Verlag, Berlin, Heidelberg.

S. Epstein, E. S. Missimer, and M. Betke. An information theoretic mouse trajectory measure. In Proceedings of the 6th International Conference on Universal Access in Human-Computer Interaction: Users Diversity - Volume Part II (UAHCI'11), Orlando, Florida, pages 301-309, July 2011.

C. Kwan and M. Betke. Camera canvas: Image editing software for people with disabilities. In Proceedings of the 6th International Conference on Universal Access in Human-Computer Interaction: Users Diversity - Volume Part II (UAHCI'11), Orlando, Florida, pages 146-154, July 2011.

I. Paquette, C. Kwan, and M. Betke. "Menu Controller: Making Existing Software More Accessible for People with Motor Impairments." The 4th ACM International Conference on PErvasive Technologies Related to Assistive Environments (PETRA 2011), Crete, Greece. May 2011. 8 pp.

E. Missimer, S. Epstein, J. J. Magee, and M. Betke. "Customizable keyboard." In The 12th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2010), Orlando, Florida, USA, October 2010. pdf.

J. J. Magee, S. Epstein and E. Missimer, and M. Betke. "Adaptive mappings for mouse-replacement interfaces." In The 12th International ACM SIGACCESS Conference on Computers and Accessibility (ASSETS 2010), Orlando, Florida, USA, October 2010.

E. Ataer-Cansizoglu and M. Betke. "An information fusion approach for multiview feature tracking." In 20th International Conference on Pattern Recognition (ICPR), August 23-26, 2010, Istanbul, Turkey. IAPR Press, August 2010, 4 pp. pdf.

D. H. Theriault, Z. Wu, N. I. Hristov, S. M. Swartz, K. S. Breuer, T. H. Kunz, and M. Betke. "Reconstruction and analysis of 3D trajectories of Brazilian free-tailed bats in flight." In Workshop on Visual Observation and Analysis of Animal and Insect Behavior, held in conjunction with the 20th International Conference on Pattern Recognition, August, 2010, Istanbul, Turkey, August 2010. 4 pp. pdf.

J. Magee and M. Betke. "HAIL: hierarchical adaptive interface layout." In K. Miesenberger et al., editor, 12th International Conference on Computers Helping People with Special Needs (ICCHP 2010), Vienna University of Technology, Austria, Part 1, LNCS 6179, pages 139-146. Springer-Verlag Berlin Heidelberg, July 2010. pdf. Abstract.

E. Missimer and M. Betke. "Blink and wink detection for mouse pointer control." The 3rd ACM International Conference on Pervasive Technologies Related to Assistive Environments (PETRA 2010), Pythagorion, Samos, Greece. June 2010. 8 pp. pdf.

J. Magee, Z. Wu, H. Chennamaneni, S. Epstein, D. H. Theriault, and M. Betke. "Towards a multi-camera mouse-replacement interface." In A. Fred, editor, The 10th International Workshop on Pattern Recognition in Information Systems - PRIS 2010. In conjunction with ICEIS 2010, Madeira, Portugal - June 2010, pages 33-42, INSTICC Press, 2010. pdf.

Z. Wu, N. I. Hristov, T. H. Kunz, and M. Betke. "Tracking-Reconstruction or Reconstruction-Tracking? Comparison of Two Multiple Hypothesis Tracking Approaches to Interpret 3D Object Motion from Several Camera Views." IEEE Workshop on Motion and Video Computing (WMVC) Snowbird, Utah, December 2009. 8 pp. pdf.

Z. Wu, N. I. Hristov, T. L. Hedrick, T. H. Kunz, and M. Betke "Tracking a Large Number of Objects from Multiple Views." IEEE 12th International Conference on Computer Vision (ICCV), Kyoto Japan, September/October 2009. 8 pp. pdf.

C. Connor, E. Yu, J. Magee, E. Cansizoglu, S. Epstein, and M. Betke, 2009. "Movement and Recovery Analysis of a Mouse-Replacement Interface for Users with Severe Disabilities." 13th International Conference on Human-Computer Interaction (HCI International 2009), San Diego, CA, July 2009. 10 pp. pdf.

M. Betke. Intelligent Interfaces to Empower People with Disabilities. In Handbook of Ambient Intelligence and Smart Environments. H. Nakashima, J. C. Augusto, and H. Aghajan (Editors), pages 409-432, Springer Verlag. June 2009. ISBN: 0387938079. pdf (restricted access).

D. House, M. L. Walker, Z. Wu, J. Y. Wong, and M. Betke. "Tracking of cell populations to understand their spatio-temporal behavior in response to physical stimuli." In MMBIA 2009: IEEE Computer Society Workshop on Mathematical Methods in Biomedical Image Analysis, Miami, FL, June 2009. 8 pp. pdf.

S. Deshpande and M. Betke. "RefLink: An Interface that Enables People with Motion Impairments to Analyze Web Content and Dynamically Link to References." The 9th International Workshop on Pattern Recognition in Information Systems (PRIS 2009), Milan, Italy, May 2009, A. Fred (editor), pages 28-36, INSTICC Press. pdf.

Z. Wu, M. Betke, J. Wang, V. Athitsos, and S. Sclaroff, "Tracking with Dynamic Hidden-State Shape Models," Computer Vision - ECCV 2008, 10th European Conference on Computer Vision, Marseille, France, October 12-18, 2008, Proceedings, Part I, LNCS 5302, D. Forsyth, P. Torr, and A. Zisserman (editors), pages 643-656, Springer-Verlag. pdf.

M. Betke, "Camera-based Interfaces and Assistive Software for People with Severe Motion Impairments," Proceedings of the 3rd Workshop on "Artificial Intelligence Techniques for Ambient Intelligence" (AITAmI'08), Patras, Greece. 21st-22nd of July 2008. Co-located event of ECAI 2008. J.C. Augusto, D. Shapiro and H. Aghajan (Eds.). 5 pp., pdf.

M. Betke, D. E. Hirsh, A. Bagchi, N. I. Hristov, N. C. Makris, and T. H. Kunz. Tracking large variable numbers of objects in clutter. In Proceedings of the IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR), Minneapolis, MN, June 2007. 8 pp. pdf.

W. Mullally, A. Milutinovic, M. Betke, M. Albert, and K. Lutchen "Personalized Airway Trees from a Generative Model, Lung Atlas, and Hyperpolarized Helium MRI." MICCAI 2006 Workshop "From Statistical Atlases to Personalized Models: Understanding Complex Diseases in Populations and Individuals." Copenhagen, Denmark, October 6, 2006. 4 pp. pdf.

B. Waber. J. Magee, and M. Betke. "Web Mediators for Accessible Browsing." C. Stephanidis, M. Pieper (Eds.), Universal Access in Ambient Intelligence Environments -- 9th International ERCIM Workshop "User Interfaces For All" UI4ALL 2006, Königswinter, Germany, September 2006, Revised Papers. LNCS 4397, pages 447-466. Springer-Verlag. Abstract. pdf. See also Technical Report BU-CS-2006-007: pdf. 26 pp.

W. Akram, L. Tiberii and M. Betke. "A customizable camera-based human computer interaction system allowing people with disabilities autonomous hands free navigation of multiple computing tasks." C. Stephanidis, M. Pieper (Eds.), Universal Access in Ambient Intelligence Environments -- 9th International ERCIM Workshop "User Interfaces For All" UI4ALL 2006, Königswinter, Germany, September 2006, Revised Papers. LNCS 4397, pages 28-42. Springer-Verlag. Abstract. pdf. See also Technical report BU-CS-2006-006: pdf.

M. Shugrina, M. Betke, and J. Collomosse, "Empathic Painting: Interactive stylization through observed emotional state." The 4th International Symposium on Non-Photorealistic Animation and Rendering (NPAR 2006), Annecy, France, June 2006. pdf. Sample video, project webpage at Boston University, project webpage at University of Bath,

T. Castelli, M. Betke, and C. Neidle. "Facial feature tracking and occlusion recovery in American Sign Language." In A. Fred and A. Lourenço, editors, Pattern Recognition in Information Systems: Proceedings of the 6th International Workshop on Pattern Recogntion in Information Systems - PRIS 2006, pages 81-90, Paphos, Cyprus, May 2006. INSTICC Press. pdf. Technical Report BU-CS-2005-024: pdf.

M. Betke, J. Ruel, G. C. Sharp, S. B. Jiang, D. P. Gierga, and G. T. Y. Chen. "Tracking and prediction of tumor movement in the abdomen." In A. Fred and A. Lourenço, editors, Pattern Recognition in Information Systems: Proceedings of the 6th International Workshop on Pattern Recogntion in Information Systems - PRIS 2006, pages 27-37, Paphos, Cyprus, May 2006. INSTICC Press. pdf.

V. Athitsos, J. Wang, S. Sclaroff, M. Betke, "Detecting Instances of Shape Classes That Exhibit Variable Structure." Computer Vision -- ECCV 2006, 9th European Conference on Computer Vision, Graz, Austria, May 7-13, 2006, Proceedings, Part 1, Lecture Notes in Computer Science, Vol. 3951, pp. 121-134. Springer-Verlag. Abstract. pdf. Also Technical Report BU-CS-2005-021: pdf, 15 pp.

W. Mullally, M. Betke, C. Bellardine, and K. Lutchen. "Locally Switching Between Cost Functions in Iterative Non-Rigid Registration." In Y. Liu, T. Jiang and C. Zhang, editors. Computer Vision for Biomedical Image Applications. First International Workshop, CVBIA 2005, Beijing, China, October 21, 2005. Proceedings. Lecture Notes in Computer Science 3765, pp. 367-377. Springer Verlag. Abstract. pdf.

B. N. Waber, J. J. Magee, and M. Betke. "Fast Head Tilt Detection for Human-Computer Interaction." Proceedings of the ICCV Workshop on Human Computer Interaction. Lecture Notes in Computer Science, 10 pp., Beijng, China, October 2005. Springer Verlag. Abstract. pdf.

N. I. Hristov, M. Betke, and T. H. Kunz. "Seasonal Monitoring of Brazilian Free-tailed Bats at Carlsbad Caverns National Park Using Advanced Infrared Thermal Imaging." 35th Annual North American Symposium on Bat Research, (NASBR 2005), Sacramento, CA, October 2005.

J. Wang, E. Gu, and M. Betke. "MosaicShape: Stochastic Region Grouping with Shape Prior." Proceedings of the IEEE Computer Society International Conference on Computer Vision and Pattern Recognition (CVPR 2005), pp. 902-908, San Diego, CA, USA, June 2005. pdf.

J. Wang, M. Betke, and J. P. Ko. "Shape-based Curve Growing Model and Adaptive Regularization for Pulmonary Fissure Segmentation in CT." C. Barillot, D. R. Haynor (editors), Proceedings of the 7th International Conference on Medical Image Computing and Computer Assisted Intervention (MICCAI'04), Part I, LNCS 3217, pp. 541-548. Saint-Malo, France, September 2004. pdf. Abstract.

J. Brewer, M. Betke, D. P. Gierga, and G. T. Y. Chen. "Real-time 4D Tumor Tracking and Modeling From Internal and External Fiducials in Fluoroscopy." C. Barillot, D. R. Haynor (editors), Proceedings of the 7th International Conference on Medical Image Computing and Computer Assisted Intervention (MICCAI 2004), Part II, LNCS 3217, pp. 594-601, Saint-Malo, France, September 2004. pdf. Abstract.

J.J. Magee, M.R. Scott, B.N. Waber and M. Betke. "EyeKeys: A Real-time Vision Interface Based on Gaze Detection from a Low-grade Video Camera." Proceedings of the 2004 Conference on Computer Vision and Pattern Recognition Workshop (CVPRW'04), Volume 10: Workshop on Real-Time Vision for Human-Computer Interaction (RTV4HCI), Washington, D.C., pp. 159-166, Washington, D.C., June 2004, pdf. A revised version of the paper appeared under the title "A Real-Time Vision Interface Based on Gaze Detection -- EyeKeys" in "Real-Time Vision for Human-Computer Interaction," Kisacanin, Branislav; Pavlovic, Vladimir; Huang, Thomas S. (Eds.) 2005, pages 141-157, Springer-Verlag. Abstract. pdf.

O. Gusyatin, M. Urinson, and M. Betke. "A Method to Extend Functionality of Pointer Input Devices." C. Stary and C. Stephanidis (editors), Proceedings of the 8th International ERCIM Workshop "User Interfaces For All" UI4ALL 2004, Revised Selected Papers, LNCS 3196, Vienna, Austria, June 2004. Pages 426-439. Abstract. pdf.

S. Crampton, M. Betke, "Counting Fingers in Real Time: A Webcam-Based Human-Computer Interface with Game Applications," Proceedings of the Conference on Universal Access in Human-Computer Interaction, affiliated with HCI International 2003, pp. 1357-1361, Crete, Greece, June 2003. color-pdf, book-pdf.

C. Fagiani, M. Betke, and J. Gips, "Evaluation of Tracking Methods for Human-Computer Interaction." Proceedings of the IEEE Workshop on Applications in Computer Vision (WACV 2002), pp. 121-126, Orlando, Florida, December 2002. pdf.

R. L. Cloud, M. Betke, J. Gips, "Experiments with a Camera-Based Human-Computer Interface System." Proceedings of the 7th ERCIM Workshop "User Interfaces for All," UI4ALL 2002, pp. 103-110, Paris, France, October 2002. pdf.

S. Crampton and M. Betke, "Finger Counter: A Human-Computer Interface." 7th ERCIM Workshop "User Interfaces for All," UI4ALL 2002, pp. 195-196, Paris, France, October 2002. pdf.

J. Lombardi and M. Betke, "A Camera-based Eyebrow Tracker for Hands-free Computer Control via a Binary Switch." 7th ERCIM Workshop "User Interfaces for All," UI4ALL 2002, pp. 199-200, Paris, France, October 2002. pdf.

H. Hong, M. Betke, S. Teng, D. Thomas, and J. P. Ko, "Multilevel 3D Registration of Lung Surfaces in Computed Tomography Scans -- Preliminary Experience," International Conference on Diagnostic Imaging and Analysis, ICDIA 2002, pp. 90-95, Shanghai, China, August 2002. pdf.

J. Wang, M. Betke, and J. P. Ko, "Segmentation of Pulmonary Fissures on Diagnostic CT -- Preliminary Experience," International Conference on Diagnostic Imaging and Analysis, ICDIA 2002, pp. 107-112, Shanghai, China, August 2002. pdf.

W. Mullally, M. Betke, H. Hong, J. Wang, K. Mann, and J. P. Ko, "Multi-criterion 3D Segmentation and Registration of Pulmonary Nodules on CT: A Preliminary Investigation," International Conference on Diagnostic Imaging and Analysis, ICDIA 2002, pp. 176-181, Shanghai, China, August 2002. pdf.

J. Gips, P. DiMattia, M. Betke, "Collaborative Development of New Access Technology and Communication Software," 10th Biennial Conference of the International Society for Augmentative and Alternative Communication, ISAAC 2002, Odense, Denmark, August 2002. pdf.

M. Betke, E. Naftali and N. C. Makris, "Necessary Conditions to Attain Performance Bounds on Structure and Motion Estimates of Rigid Objects," Proceedings of the IEEE Computer Vision and Pattern Recognition Conference (CVPR 2001) Vol. 1, pp. 448-455, Kauai, Hawaii, December 2001. pdf.

K. Grauman, M. Betke, J. Gips, G. R. Bradski, "Communication via Eye Blinks - Detection and Duration Analysis in Real Time," Proceedings of the IEEE Computer Vision and Pattern Recognition Conference CVPR 2001, Vol. 2, pp. 1010-1017, Kauai, Hawaii, December 2001. pdf.

M. Betke, H. Hong, and J. P. Ko, "Automatic 3D Registration of Lung Surfaces in Computed Tomography Scans," Medical Image Computing and Computer-Assisted Intervention -- MICCAI 2001. 4th International Conference, Utrecht, The Netherlands, October 14-17, 2001, Proceedings. pp. 725-733. Springer-Verlag. Abstract. pdf.

J. Gips, M. Betke, and P. A. DiMattia, "Early Experiences Using Visual Tracking for Computer Access by People with Profound Physical Disabilities." In C. Stephanidis, editor, Universal Access in HCI: Towards an Information Society for All: 1st International Conference on Universal Access in Human-Computer Interaction, UAHCI 2001 , pp. 914-918, New Orleans, LA, August 2001. Lawrence Erlbaum Associates, Publishers. pdf.

G. Kollios, S. Sclaroff, and M. Betke, "Motion Mining: Discovering Spatio-Temporal Patterns in Databases of Human Motion." 2001 ACM SIGMOD Workshop on Research Issues in Data Mining and Knowledge Discovery, DMKD 2001, pp. 25-32, Santa Barbara, CA, May 2001. pdf.

M. Betke and W. Mullally, "Preliminary Investigation of Real-Time Monitoring of a Driver in City Traffic." Proceedings of the IEEE International Conference on Intelligent Vehicles, IV 2000, pp. 563-568, Dearborn, MI, October 2000. pdf (color), pdf (bw), ps.Z, ps.

J. Gips, M. Betke, P. Fleming, "The Camera Mouse: Preliminary Investigation of Automated Visual Tracking for Computer Access." Proceedings of the Rehabilitation Engineering and Assistive Technology Society of North America 2000 Annual Conference, RESNA 2000, pp. 98-100, Orlando, FL, July 2000. pdf.

M. Betke, W. Mullally, J. Magee, "Active Detection of Eye Scleras in Real Time." Proceedings of the IEEE CVPR Workshop on Human Modeling, Analysis and Synthesis, HMAS 2000, Hilton Head Island, SC, June 2000. pdf, ps, ps.gz.

M. Betke and J. P. Ko, "Detection of Pulmonary Nodules on CT and Volumetric Assessment over Time." In C. Taylor and A. Colchester, editors, Medical Image Computing and Computer-Assisted Intervention -- MICCAI'99. Second International Conference, Cambridge, UK, September 19-22, 1999, Proceedings. Lecture Notes in Computer Science, Volume 1679/1999, pp. 245-252, Springer-Verlag, Berlin. Abstract. pdf.

M. Betke and J. Kawai, "Gaze Detection via Self-Organizing Gray-Scale Units." Proceedings of the International Workshop on Recognition, Analysis, and Tracking of Faces and Gestures in Real-Time Systems, pp. 70-76, Kerkyra, Greece, September 1999. pdf.

M. Betke and H. Nguyen, "Highway Scene Analysis from a Moving Vehicle under Reduced Visibility Conditions," IEEE International Conference on Intelligent Vehicles (IV), pp. 131-136, Stuttgart, Germany, October 1998. pdf. Also, BCCS-98-1.

M. Betke and N. Makris, "Information-Conserving Object Recognition." Proceedings of the Sixth International Conference on Computer Vision (ICCV), pp. 145-152, Bombay, India, January 1998. pdf.

M. Betke, E. Haritaoglu and L. Davis, "Highway Scene Analysis." Proceedings of the IEEE Conference on Intelligent Transportation Systems, ITSC'97, pp. 812-817, Boston, November 1997. pdf.

M. Betke, E. Haritaoglu and L. Davis, "Multiple Vehicle Detection and Tracking in Hard Real Time." IEEE Symposium on Intelligent Vehicles (IV) pp. 351-356, Tokyo, Japan, September 1996. pdf.

B. Awerbuch, M. Betke, R. Rivest, and M. Singh, "Piecemeal Graph Exploration by a Mobile Robot." Proceedings of the Eighth Annual Conference on Computational Learning Theory (COLT), pp. 321-328, July 1995. pdf. Also, MIT-LCS-TM-512.

M. Betke and N. Makris, "Fast Object Recognition in Noisy Images Using Simulated Annealing." Proceedings of the Fifth International Conference on Computer Vision (ICCV), pp. 523-530, June 1995. pdf. Also MIT-AI-Memo-1510.

M. Betke and L. Gurvits, "Mobile Robot Localization using Landmarks." Proceedings of the IEEE/RSJ/GI International Conference on Intelligent Robots and Systems, pp. 135-142, September 1994. pdf.

M. Betke, R. Rivest, and M. Singh, "Piecemeal Learning of an Unknown Environment." Proceedings of the Sixth Annual Conference on Computational Learning Theory (COLT), pp. 277-286, July 1993. pdf. Also, MIT-AI-Memo-1474.

Invited Papers and Book Chapters:

M. Betke. "Intelligent Interfaces to Empower People with Disabilities." In Handbook of Ambient Intelligence and Smart Environments. H. Nakashima, J. C. Augusto, and H. Aghajan (Editors), Springer Verlag. 2010. ISBN: 0387938079. pdf. Introduction.

T. H. Kunz, M. Betke, N. I. Hristov, and M. Vonhof. Methods for assessing colony size, population size, and relative abundance of bats. In T. H. Kunz and S. Parsons, editors, Ecological and Behavioral Methods for the Study of Bats. 2nd Edition. Johns Hopkins University Press, Baltimore, Maryland, 2009. pdf.

S. Sclaroff, M. Betke, G. Kollios, J. Alon, V. Athitsos, R. Li, J. Magee, and T. Tian. "Tracking, analysis, recognition of human gestures in video." In Proceedings of the 8th International Conference on Document Analysis and Recognition (ICDAR), pages 806-810, Seoul, Korea, August 2005. pdf.

S. Sclaroff, G. Kollios, M. Betke, and R. Rosales, "Motion Mining." In M. Tucci, editor, Lecture Notes in Computer Science: Proceedings of the Second International Workshop on Multimedica Databases and Image Communication, MDIC 2001, pp. 16-32, Amalfi, Italy, September 17-18, 2001. pdf. Abstract

Abstracts:

M. Betke, D. Theriault, Z. Wu, N. Fuller, M. Breslav, and B. Borucki. "Seeing in the dark -- an analysis of bat flight through stereographic infrared videography." In Proceedings of the 16th International Bat Research Conference, San Jose, Costa Rica, August 2013. Abstract.

N. Fuller, D. Theriault, A. Greco, Z. Wu, T. Kunz, J. Baillieul, and M. Betke. "Describing the Myotis Superhighway: Characteristics of Aggregated 3D Trajectories through a Cluttered Environment 42th Annual North American Symposium on Bat Research (NASBR 2012), San Juan, Puerto Rico, October 2012. Abstract.

A. Greco, N. Fuller D. Theriault, Z. Wu, T. Kunz, J. Baillieul, and M. Betke. "Understanding Obstacle Avoidance in Myotis velifer through Analysis of Reconstructed 3D Flight Trajectories 42th Annual North American Symposium on Bat Research (NASBR 2012), San Juan, Puerto Rico, October 2012. Abstract.

K. M. Gillman, G. Towne, A. J. Harwick, A. Gatnick, T. D. Little, M. Betke, Z. Wu, J. D. Reichard, D. S. Reynolds, and T. H. Kunz, "Myotis lucifugus at Maternity Colonies in Massachusetts: Assessing Impacts of White-nose Syndrome," 41st Annual North American Symposium on Bat Research (NASBR 2011), Toronto, Canada, October 2011. Abstract.

N. Hristov, M. Betke, and T. H. Kunz. "Conservation and management of the Brazilian free-tailed bat: colony size and activity patterns using thermal imaging." Symposium on the "Protection and Management of Rare and Endangered Subterranean Fauna," co-located with the 15th International Congress of Speleology, Kerrville, Texas USA, July 2009.

M. L. Walker, D. M. House, M. Betke, and J. Y. Wong. "Using automated cell tracking tools to quantify durokinesis and durotaxis in real time." Proceedings of the Biophysical Society 53rd Annual Meeting, Boston, MA, USA, February 2009. Abstract.

T. H. Kunz, J. C. Chau, Z. Wu, L. Hong, J. D. Reichard, M. Betke, and T. D. C. Little. "A Novel, Remote-Controlled BatCam for Censusing Small Colonies of Bats." 38th Annual North American Symposium on Bat Research (NASBR 2008), Scranton, PA, October 2008. Abstract. Poster.

N. I. Hristov, L. C. Allen, E. Gillam, M. Betke, Z. Wu, and T. H. Kunz. "Mechanisms of self-organization in flying Brazilian free-tailed bats" (Tadarida brasiliensis). In the Proceedings of the 38th Annual North American Symposium on Bat Research (NASBR), Scranton, PA, October 2008.

N. I. Hristov, L. C. Allen, E. Gillam, M. Betke, Z. Wu, and T. H. Kunz. "Mechanisms of self-organization in flying Brazilian free-tailed bats" (Tadarida brasiliensis). The 45th Annual Meeting of the Animal Behavior Society (ABS), Snowbird, UT, August 2008.

N. I. Hristov, M. Betke, and T. H. Kunz. "Applications of Thermal Infrared Imaging in Field Biology." Symposia and Oral Abstracts. Integrative and Comparative Biology, 47(Supplement 1):e1--e152, December 2007. Oral presentation at The Society for Integrative and Comparative Biology Annual Meeting, SICB 2008, San Antonio, TX, January 2-6, 2008. Abstract.

L. Premerlani, M. Betke, S. Sclaroff, and T. H. Kunz. "Stereoscopic Reconstruction and Analysis of Infrared Videos of Bats." International Conference on Complex Systems ICCS 2007, October 28 - November 2, Boston, MA. Abstract.

T. H. Kunz, N. I. Hristov, and M. Betke. "Seasonal Emergence Behavior of Brazilian Free-tailed Bats at Carlsbad Caverns." International Conference on Complex Systems ICCS 2007, October 28 - November 2, Boston, MA. Abstract.

N. I. Hristov, M. Betke, L. Premerlani, M. Procopio, and T. H. Kunz. "Thermal Imaging Reveals Highly Variable Nightly and Seasonal Activity Patterns of Brazilian Free-tailed Bats at Carlsbad Caverns." XIV International Bat Research Conference (IBRC) and the 37th Annual North American Symposium on Bat Research (NASBR), Mérida, 19-23 August 2007.

N. I. Hristov, M. Betke, and T. H. Kunz. "Lessons in History: Colony Size and Population Decline of Brazilian Free-Tailed Bats at Carlsbad Caverns," Society for Integrative and Comparative Biology (SICB), 2007 Annual Meeting, Phoenix, AZ, January 2007, Abstract.

N. I. Hristov, M. Betke, and T. H. Kunz. "Lessons in History: Colony Size and Population Decline of Brazilian Free-Tailed Bats at Carlsbad Caverns," 36th Annual North American Symposium on Bat Research (NASBR), Wilmington, NC, October, 2006. pdf.

L. B. Premerlani, M. Betke, N. Hristov, J. J. Magee, J. Reichard, S. Sclaroff, T. H. Kunz. "Stereoscopic Reconstruction of Flight Paths of Foraging Bats Using Multiple Thermal Infrared Cameras," 36th Annual North American Symposium on Bat Research (NASBR), Wilmington, NC, October, 2006. pdf.

N. I. Hristov, M. Betke, and T. H. Kunz. " Assessment of Brazilian free-tailed bat (Tadarida brasiliensis) populations using advanced infrared thermal imaging." Symposia and Oral Abstracts. Integrative and Comparative Biology, 45(6):1015, 2005. Oral presentation at The Society for Integrative and Comparative Biology Annual Meeting, SICB 2006, Orlando, FL, January 2006. Abstract.

M. Betke, T. H. Kunz, S. Tang, and D. E. Hirsh. "Censusing Brazilian Free-tailed Bats with Infrared Thermal Imaging - Challenges, Lessons Learned, and Initial Results." 34th Annual North American Symposium on Bat Research, Salt Lake City, UT, USA, October 2004. pdf.

E. Y. Lee, M. Betke, and T. H. Kunz. "Bats in Motion: Stereo Object Recognition and Trajectory Analysis of Flying Bats." 34th Annual North American Symposium on Bat Research, Salt Lake City, UT, USA, October 2004. pdf.

D. E. Hirsh, M. Betke, and T. H. Kunz. "Computer Vision for Tracking Bats in Infrared Thermal Video: A Tool for Understanding the Behavior of Bats in Flight." 34th Annual North American Symposium on Bat Research, Salt Lake City, UT, USA, October 2004. pdf.

C. J. Cleveland, M. Betke, P. Federico, J. D. Frank, T. G. Hallam, J. Horn, T. H. Kunz, J. D. Lopez, G. F. McCracken, R. A. Medellin, A. Moreno-Valdez, C. G. Sansone, and J. K. Westbrook. "Economic value of pest control services by Brazilian free-tailed bats in Texas cotton production." In Proceedings of the 34th Annual North American Symposium on Bat Research (NASBR)}, Salt Lake City, UT, October 2004. pdf.

T. H. Kunz, M. Betke, D. Hirsh, N. Hristov, E. Lee, L. Allen, J. Reichard, and M. Bamberger and J. D. Bamberger. "Build it and they will come: Establishment of a founder colony of Brazilian free-tailed bats (Tadarida brasiliensis) in a man-made cave." In Proceedings of the 34th Annual North American Symposium on Bat Research (NASBR)}, Salt Lake City, UT, October 2004. pdf.

W. Mullally, E. Rietzel, G. Chen, N. Choi, M. Betke. "Fast Segmentation of Pulmonary Tumors by Contour Propagation in 4DCT." 46th Annual Meeting of the American Association of Physicists in Medicine (AAPM 2004), Pittsburgh, PA, July, 2004. Abstract.

D. E. Hirsh, M. Betke, S. Crampton, J. Horn, and T. H. Kunz, "Censusing Brazilian Free-tailed Bats Using Infrared Thermal Imaging and Computer Vision Methods," 33rd Annual North American Symposium on Bat Research, NASBR, Lincoln, Nebraska, October, 2003. D. Hirsh won the Lubee Bat Conservancy Award for an outstanding oral presentation. Abstract.

D. P. Gierga, G. Sharp, J. Brewer, M. Betke, C. G. Willett, and G. T. Y. Chen, "Correlation between External and Internal Markers for Abdominal Tumors: Implications for Respiratory Gating." The 45th Annual Meeting of the American Society for Therapeutic Radiology and Oncology, ASTRO, Salt Lake City, Utah, October 2003. Oral presentation. Abstract.

D. P. Gierga, G. T. Y. Chen, J. Kung, M. Betke, J. Lombardi, C. Willett, "Quantitative Fluoroscopy of Respiration-Induced Abdominal Tumor Motion and the Impact of Motion On IMRT Dose Distributions" The 45th American Association of Physicists in Medicine Annual Meeting, AAPM , San Diego, California, August 2003, Abstract.

J. P. Ko, H. Rusinek, E. Jacobs, R. Chandra, G. McGuinness, M. Betke, D. P. Naidich. "Volume quantitation of small pulmonary nodules on low dose chest CT: a phantom study." The Radiological Society of North America 87th Scientific Assembly and Annual Meeting RSNA 2001, Chicago, IL, November 2001. Abstract.

Technical Reports:

Z. Wu, N. I. Hristov, T. H. Kunz, and M. Betke. Tracking-Reconstruction or Reconstruction-Tracking? Comparison of Two Multiple Hypothesis Tracking Approaches to Interpret 3D Object Motion from Several Camera Views. Department of Computer Science Technical Report BUCS-2010-030, Boston University. September 2010. Abstract. pdf. ps. In press (links will work soon).

D. M. House, M. L. Walker, Z. Wu, J. Y. Wong, and M. Betke. Tracking of cell populations to understand their spatio-temporal behavior in response to physical stimuli Department of Computer Science Technical Report BUCS-2010-031, Boston University. September 2010. Abstract. pdf. ps. In press (links will work soon).

J. J. Magee, S. Epstein and E. Missimer, and M. Betke. Adaptive mappings for mouse-replacement interfaces. Department of Computer Science Technical Report BUCS-2010-029, Boston University. September 2010. Abstract. pdf. ps. In press (links will work soon).

J. Magee and M. Betke. HAIL: hierarchical adaptive interface layout. Department of Computer Science Technical Report BUCS-2010-028, Boston University. September 2010. Abstract. pdf. ps. In press (links will work soon).

D. H. Theriault, Z. Wu, N. I. Hristov, S. M. Swartz, K. S. Breuer, T. H. Kunz, and M. Betke. Reconstruction and analysis of 3D trajectories of Brazilian free-tailed bats in flight. Department of Computer Science Technical Report BUCS-2010-027, Boston University. September 2010. Abstract. pdf. ps. In press (links will work soon).

E. S. Missimer, S. Epstein, John J. Magee, and M. Betke. Customizable Keyboard. Department of Computer Science Technical Report BUCS-2010-023, Boston University. August 12, 2010. Abstract. pdf. ps.

S. Deshpande and M. Betke. RefLink: An Interface that Enables People with Motion Impairments to Analyze Web Content and Dynamically Link to References, Department of Computer Science Technical Report BUCS-2009-008, Boston University. March 11, 2009. Abstract. pdf. ps.

W. Mullally, S. Sclaroff, and M. Betke. Example-Based Image Registration via Boosted Classifiers, Department of Computer Science Technical Report BUCS-2009-007, Boston University. March 11, 2009. Abstract. pdf. ps.

S. Epstein, M. Betke. Active Hidden Models for Tracking with Kernel Projections, Department of Computer Science Technical Report BUCS-2009-006, Boston University. March 10, 2009. Abstract. pdf. ps.

Z. Wu, N. Hristov, T. Hedrick, T. Kunz, M. Betke. Tracking a Large Number of Objects from Multiple Views, Department of Computer Science Technical Report BUCS-2008-025, Boston University. March 10, 2009. Abstract. pdf. ps.

M. Betke. "Camera-based Interfaces and Assistive Software for People with Severe Motion Impairments." Department of Computer Science Technical Report BUCS-2008-025, Boston University. October 1, 2008. Abstract. pdf. ps.

W.-B. Kim, C. Kwan, I. Fedyuk, and M. Betke. "Camera Canvas: Image Editor for People with Severe Disabilities." Department of Computer Science Technical Report BUCS-2008-010, Boston University. June 14, 2008. Abstract. pdf.

J. Wang, V. Athitsos, S. Sclaroff, and M. Betke. "Object Detection at the Optimal Scale with Hidden State Shape Models." Department of Computer Science Technical Report BUCS-2006-026, Boston University. October 2, 2006. Abstract. pdf.

B. Waber, J. Magee, and M. Betke. "Web Mediators for Accessible Browsing." Department of Computer Science Technical Report BUCS-2006-007, Boston University. May 11, 2006. Abstract. pdf.

W. Akram, L. Tiberii, and M. Betke. "A customizable camera-based human computer interaction system allowing people with disabilities autonomous hands free navigation of multiple computing tasks." Department of Computer Science Technical Report BUCS-2006-006, Boston University. May 11, 2006. Abstract. pdf.

M. Gorman, M. Betke, E. Saltzman and A. Lahav. "MusicMaker -- A Camera-based Music Making Tool for Physical Rehabilitation." Department of Computer Science Technical Report BUCS-2005-032, Boston University. December 8, 2005. Abstract. pdf.

V. Rodeski, W. Mullally, C. Bellardine, K. Lutchen and M. Betke. "Computing a Uniform Scaling Parameter for 3D Registration of Lung Surfaces." Department of Computer Science Technical Report BUCS-2005-027, Boston University. July 7, 2005. Abstract. pdf.

T. Castelli, M. Betke, and C. Neidle. "Facial Feature Tracking and Occlusion Recovery in American Sign Language." Department of Computer Science Technical Report BUCS-2005-024, Boston University. July 7, 2005. Abstract. pdf.

B. Waber, J. Magee and M. Betke. "Fast Head Tilt Detection for Human-Computer Interaction." Department of Computer Science Technical Report BUCS-2005-023, Boston University. July 7, 2005 Abstract. pdf.

V. Athitsos, J. Wang, S. Sclaroff and M. Betke. "Detecting Instances of Shape Classes That Exhibit Variable Structure." Department of Computer Science Technical Report BUCS-2005-021, Boston University. June 8, 2005. Abstract. pdf.

M. Chau, and M. Betke. "Real Time Eye Tracking and Blink Detection with USB Cameras." Department of Computer Science Technical Report BUCS-2005-012, Boston University. April 28, 2005. Abstract. pdf.

J. Wang, E. Gu, and M. Betke. "MosaicShape: Stochastic Region Grouping with Shape Prior." Department of Computer Science Technical Report BUCS-2005-008, Boston University. February 27, 2005. Abstract. pdf.

M. Betke, O. Gusyatin, and M. Urinson. "SymbolDesign: A User-centered Method to Design Pen-based Interfaces and Extend the Functionality of Pointer Input Devices" Department of Computer Science Technical Report BUCS-2005-007, Boston University. February 27, 2005. Abstract. pdf.

M. Betke, J. Wang and J. P. Ko , Integrated Chest Image Analysis System "BU-MIA." Department of Computer Science Technical Report BUCS-2004-001, Boston University. January 7, 2004. Abstract. pdf.

J. Lombardi and M. Betke, "A Self-initializing Eyebrow Tracker for Binary Switch Emulation," Department of Computer Science Technical Report BUCS-2002-023, Boston University. September 20, 2002. Abstract. pdf.

M. Betke, H. Hong, and J. P. Ko, "Automatic 3D Registration of Lung Surfaces in Computed Tomography Scans," Department of Computer Science Technical Report BUCS-2001-004, Boston University. April 24, 2001. Abstract. pdf.

M. Betke and N. Makris, "Information-Conserving Object Recognition" UMD-CfAR-TR-858.

Videos

Video of tracking cells in time-lapse microscopy images

Video of 3D tracking of bats emerging from a cave


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