• BS, Mathematics and Computer Science, University of Hartford, 1983
• MS, Computer Science, University of Massachusetts, 1986
• Ph D, Computer Science, University of Massachusetts, 1993

Journal Articles

Jesse Scott, Robert Collins, John Challis and Yanxi Liu, 2022, "Image-based Stability Quantification", Transactions on Neural Systems and Rehabilitation Engineering, 31, pp. 564-573

Minwoo Park, Jiebo Luo, Robert Collins and Yanxi Liu, 2014, "Estimating the camera direction of a geotagged image using reference images", Pattern Recognition, 47, (9), pp. 2880–2893

Minwoo Park, Jiebo Luo, Robert Collins and Yanxi Liu, 2014, "Estimating the camera direction of a geotagged image using referenceimages", Pattern Recognition, 47, (9), pp. 2880–2893

Richard B Ruback, Robert Collins, Sarah Koon-Magnin, Weina Ge, Luke Bonkiewicz and Clifford E. Lutz, 2013, "People Transitioning Across Places: A Multimethod Investigation of How People Go to Football Games", Environment and Behavior, 45, (2), pp. 239-266

Weina Ge, Robert Collins and Barry Ruback, 2012, "Vision-Based Analysis of Small Groups in Pedestrian Crowds", IEEE Transactions on Pattern Analysis and Machine Intelligence, 34, (5), pp. 1003–1016

W. Ge*, Robert Collins and B. Ruback, 2012, "Vision-based Analysis of Small Groups in Pedestrian Crowds", IEEE Transactions on Pattern Analysis and Machine Intelligence (PAMI), 34, (5), pp. 1003-1016

Evens Jean, Ingmar Rauschert, Robert Collins, Ali R. Hurson, Sahra Sedigh and Yu Jiao, 2011, "RISN: An Efficient Sensor Network Overlay with Support for Autonomousand Distributed Applications", International Journal of Communications, Network and System Sciences, 4, (1), pp. 1–16

W. Ge and Robert Collins, 2010, "Crowd Density Analysis with Marked Point Processings [Applications Corner]", Signal Processing Magazine, 27, (5), pp. 107-111

Minwoo Park, Kyle Brocklehurst, Robert Collins and Yanxi Liu, 2009, "Deformed Lattice Detection in Real-World Images Using Mean-Shift BeliefPropagation", IEEE Transactions on Pattern Analysis and Machine Learning (PAMI), Special Issue on Probabilistic Graphical Models, 31, (10), pp. 1804–1816

Minwoo Park, Kyle Brocklehurst, Robert Collins and Yanxi Liu, 2009, "Deformed Lattice Detection in Real-World Images Using Mean-Shift Belief Propagation", IEEE Transactions on Pattern Analysis and Machine Learning (PAMI), Special Issue on Probabilistic Graphical Models, 31, (10), pp. 1804–1816

Zhaozheng Yin and Robert Collins, 2009, "Shape constrained figure-ground segmentation and tracking", IEEE Computer Society Conference on Computer Vision and Pattern Recognition, CVPR 2009, Miami, FL, pp. 731-738

Hulya Yalcin, Robert Collins and Martial Hebert, 2007, "Background estimation under rapid gain change in thermal imagery", Computer Vision and Image Understanding, 106, (2-3), pp. 148–161

Ervina Widjaja, Nai-Chi Liu, Mingfeng Li, Robert Collins, Osman A. Basaran and Michael T. Harris, 2007, "Dynamics of sessile droplet evaporation: A comparison of the spine and the elliptic mesh generation methods", Computers & Chemical Engineering, 31, (3), pp. 219–232

Robert Collins, Yanxi Liu and M. Leordeanu, 2005, "On-Line Selection of Discriminative Tracking Features", 27, (10), pp. 1631-1643

Robert Collins, Yanxi Liu and Marius Leordeanu, 2005, "Online Selection of Discriminative Tracking Features", IEEE Transaction on Pattern Analysis and Machine Intelligence, 27, (10), pp. 1631–1643

Sundar Vedula, Simon Baker, Peter Rander, Robert Collins and Takeo Kanade, 2005, "Three-Dimensional Scene Flow", IEEE Transactions on Pattern Analysis and Machine Intelligence, 27, (3), pp. 475–480

Yanxi Liu, Robert Collins and Yanghai Tsin, 2004, "A Computational Model for Periodic Pattern Perception Based on Friezeand Wallpaper Groups", IEEE Journal on Pattern Analysis and Machine Intelligence, 26, (3), pp. 354–371

Y. Liu, Robert Collins and Y. Tsin, 2004, "A Computational Model for Periodic Pattern Perception Based on Frieze and Wallpaper Groups", IEEE Journal on Pattern Analysis and Machine Intelligence (PAMI), 26, (3), pp. 354-371

Yanxi Liu, Robert Collins and Yanghai Tsin, 2003, "A Computational Model for Periodic Pattern Perception Based on Friezeand Wallpaper Groups", IEEE Transactions on Pattern Analysis and Machine Intelligence (PAMI), 26, (3), pp. 354–371

Yong-Qing Cheng, Robert Collins, Xiaoguang Wang, Edward M. Riseman and Allen R. Hanson, 2002, "Three-Dimensional Reconstruction of Points and Lines with UnknownCorrespondence", International Journal of Computer Vision, 47, (1-3), pp. 289

Yong-Qing Cheng, Robert Collins, Xiaoguang Wang, Edward M. Riseman and Allen R. Hanson, 2001, "Three-Dimensional Reconstruction of Points and Lines with UnknownCorrespondence", International Journal of Computer Vision, 47, (1-3), pp. 289

Robert Collins, A.J. Lipton, H. Fujiyoshi and T. Kanade, 2001, "Algorithms for cooperative multisensor surveillance", Proceedings of the IEEE, Special Issue on Video Communications, Processing and Understanding for Third Generation Surveillance Systems, 89, (10), pp. 1456-1477

Yanxi Liu, Robert Collins and William E. Rothfus, 2001, "Robust Midsagittal Plane Extraction from Normal and Pathological 3D Neuroradiology Images", IEEE Transactions on Medical Imaging, 20, (3), pp. 175–192

Y. Q. Cheng, X. G. Wang, Robert Collins, E. Riseman and A. Hanson, 2001, "Three-Dimensional Reconstruction of Points and Lines with Unknown Correspondence Across Images", International Journal of Computer Vision (IJCV), 45, (2), pp. 129-156

Robert Collins, Christophe Biernacki, Gilles Celeux, Alan J. Lipton, Gérard Govaert and Takeo Kanade, 2000, "Introduction to the Special Section on Video Surveillance", IEEE Trans. Pattern Anal. Mach. Intell., 22, (8), pp. 745–746

Robert Collins, Christopher O. Jaynes, Yong-Qing Cheng, Xiaoguang Wang, Frank Stolle, Edward M. Riseman and Allen R. Hanson, 1998, "The Ascender System: Automated Site Modeling from Multiple Aerial Images", Computer Vision and Image Understanding, 72, (2), pp. 143–162

Robert Collins, Christopher O. Jaynes, Yong-Qing Cheng, Xiaoguang Wang, Frank Stolle, Edward M. Riseman and Allen R. Hanson, 1998, "The Ascender System: Automated Site Modeling from Multiple AerialImages", Computer Vision and Image Understanding, 72, (2), pp. 143–162

Robert Collins, 1997, "On the Adequacy of Projective Camera Models", Computer Vision, Graphics and Image Processing : Image Understanding, 65, (3), pp. 434-435

Robert Collins, 1997, "Reply to Pizlo, Rosenfeld, and Weiss", Computer Vision and Image Understanding, 65, (3), pp. 434–435

Bruce A. Draper, Robert Collins, John Brolio, Allen R. Hanson and Edward M. Riseman, 1989, "The schema system", International Journal of Computer Vision, 2, (3), pp. 209–250

Conference Proceedings

Jesse Scott, Bharadwaj Ravichandran, Christopher Funk, Robert Collins and Yanxi Liu, 2020, "From Image to Stability: Learning Dynamics from Human Pose", pp. 536--554

Jesse Scott, Robert Collins, Christopher Funk and Yanxi Liu, 2017, "4D Model-based Spatiotemporal Alignment of Scripted Taiji Quan Sequences", pp. 795-805

P. Carr and Robert Collins, 2016, "Assessing tracking performance in complex scenarios using mean time between failures", Institute of Electrical and Electronics Engineers Inc.

Michael C Wolff, Robert Collins and Y. Liu, 2016, "Regularity-driven building facade matching between aerial and street views", IEEE Computer Society, 2016, pp. pages 1591-1600

Robert Collins and Peter Carr, 2014, "Hybrid Stochastic / Deterministic Optimization for Tracking SportsPlayers and Pedestrians", Springer, 8690, pp. 298–313

Chen-Ping Yu, Guilherme C. S. Ruppert, Robert Collins, Dan T. D. Nguyen, Alexandre X. Falcao and Yanxi Liu, 2014, "3D blob based brain tumor detection and segmentation in MR images", IEEE, pp. 1192–1197

Sitapa Rujikietgumjorn and Robert Collins, 2013, "Optimized Pedestrian Detection for Multiple and Occluded People", IEEE, pp. 3690–3697

Asad A. Butt and Robert Collins, 2013, "Multi-target Tracking by Lagrangian Relaxation to Min-cost Network Flow", IEEE, pp. 1846–1853

Jingchen Liu, Peter Carr, Robert Collins and Yanxi Liu, 2013, "Tracking Sports Players with Context-Conditioned Motion Models", IEEE, pp. 1830–1837

Jingchen Liu, Robert Collins and Yanxi Liu, 2013, "Robust autocalibration for a surveillance camera network", IEEE Computer Society, pp. 433–440

Asad A. Butt and Robert Collins, 2012, "Multiple Target Tracking Using Frame Triplets", Springer, 7726, pp. 163–176

Ingmar Rauschert and Robert Collins, 2012, "A Generative Model for Simultaneous Estimation of Human Body Shapeand Pixel-Level Segmentation", Springer, 7576, pp. 704–717

Robert Collins, 2012, "Multitarget data association with higher-order motion models", IEEE Computer Society, pp. 1744–1751

J. Liu, Robert Collins and Yanxi Liu, 2011, "Automated Surveillance Calibration Based on Pedestrian Height Distributions", pp. 117.1-117.11

Jingchen Liu, Robert Collins and Yanxi Liu, 2011, "Automatic Surveillance Camera Calibration without Pedestrian Tracking", BMVA Press, pp. 1–11

Evens Jean, Robert Collins, Ali R. Hurson, Sahra Sedigh and Yu Jiao, 2010, "RISN: An Efficient, Dynamically Tasked and Interoperable SensorNetwork Overlay", IEEE, pp. 224–231

Minwoo Park, Kyle Brocklehurst, Robert Collins and Yanxi Liu, 2010, "Image De-fencing Revisited", Springer, 6495, pp. 422–434

Minwoo Park, Kyle Brocklehurst, Robert Collins and Yanxi Liu, 2010, "Translation-Symmetry-Based Perceptual Grouping with Applications to Urban Scenes", Springer, 6494, pp. 329–342

Minwoo Park, Jiebo Luo, Robert Collins and Yanxi Liu, 2010, "Beyond GPS: determining the camera viewing direction of a geotagged image", ACM, pp. 631–634

Weina Ge and Robert Collins, 2010, "Crowd Detection with a Multiview Sampler", Springer, 6315, pp. 324–337

Minwoo Park, Somesh Kashyap, Robert Collins and Yanxi Liu, 2010, "Data driven mean-shift belief propagation for non-gaussian MRFs", IEEE Computer Society, pp. 3547–3554

Aditi Rathi, Michael Vincent Debole, Weina Ge, Robert Collins and Narayanan Vijaykrishnan, 2010, "A GPU based implementation of Center-Surround Distribution Distance for feature extraction and matching", IEEE, pp. 172–177

Weina Ge and Robert Collins, 2009, "Evaluation of sampling-based pedestrian detection for crowd counting", pp. 1-7

Weina Ge, Robert Collins and B. Ruback, 2009, "Automatically detecting the small group structure of a crowd", pp. 1-8

Zhaozheng Yin and Robert Collins, 2009, "Shape constrained figure-ground segmentation and tracking", pp. 731-738

W. Ge and Robert Collins, 2009, "Marked point processes for crowd counting", pp. 2913-2920

Robert Collins and Weina Ge, 2008, "CSDD Features: Center-Surround Distribution Distance for Feature Extraction and Matching", Springer Berlin Heidelberg, 5304, pp. 140-153

Minwoo Park, Robert Collins and Yanxi Liu, 2008, "Deformed Lattice Discovery Via Efficient Mean-Shift Belief Propagation", Springer-Verlag, 5304, (2), pp. 474-485

Weina Ge and Robert Collins, 2008, "Multi-target Data Association by Tracklets with Unsupervised Parameter Estimation", pp. 935-944

Z. Yin and Robert Collins, 2008, "Online Figure-Ground Segmentation with Edge Pixel Classification", pp. 10

Seungkyu Lee, Robert Collins and Yanxi Liu, 2008, "Rotation Symmetry Group Detection Via Frequency Analysis of Frieze-Expansions", pp. 8

Minwoo Park, Yanxi Liu and Robert Collins, 2008, "Efficient mean shift belief propagation for vision tracking", IEEE Computer Society, pp. 8

Zhaozheng Yin and Robert Collins, 2008, "Object tracking and detection after occlusion via numerical hybridlocal and global mode-seeking", IEEE Computer Society, pp. 8

Zhaozheng Yin, Fatih Porikli and Robert Collins, 2008, "Likelihood Map Fusion for Visual Object Tracking", IEEE Computer Society, pp. 1–7

Zhaozheng Yin and Robert Collins, 2007, "Belief Propagation in a 3D Spatio-temporal MRF for Moving Object Detection", IEEE Computer Society

Zhaozheng Yin and Robert Collins, 2007, "On-the-fly Object Modeling while Tracking", IEEE Computer Society

Seungkyu Lee, Yanxi Liu and Robert Collins, 2007, "Shape Variation-Based Frieze Pattern for Robust Gait Recognition", IEEE Computer Society

Zhaozheng Yin and Robert Collins, 2006, "Moving Object Localization in Thermal Imagery by Forward-backward MHI", IEEE Computer Society, Los Alamitos, CA, USA, pp. 8

Jiayong Zhang, Jiebo Luo, Robert Collins and Yanxi Liu, 2006, "Body Localization in Still Images Using Hierarchical Models and Hybrid Search", IEEE Computer Society, pp. 1536–1543

Zhaozheng Yin and Robert Collins, 2006, "Spatial Divide and Conquer with Motion Cues for Tracking through Clutter", IEEE Computer Society, pp. 570–577

Jiayong Zhang, Robert Collins and Yanxi Liu, 2005, "Bayesian Body Localization Using Mixture of Nonlinear Shape Models", pp. 725–732

David Tolliver, Gary L. Miller and Robert Collins, 2005, "Corrected Laplacians: Closer Cuts and Segmentation with Shape Priors", pp. 92–98

Hulya Yalcin, Martial Hebert, Robert Collins and Michael J. Black, 2005, "A Flow-Based Approach to Vehicle Detection and Background Mosaickingin Airborne Video", pp. 1202

Marius Leordeanu and Robert Collins, 2005, "Unsupervised Learning of Object Features from Video Sequences", pp. 1142–1149

Hulya Yalcin, Robert Collins and Martial Hebert, 2005, "Background Estimation under Rapid Gain Change in Thermal Imagery", pp. 1-8

David Tolliver, Robert Collins and Simon Baker, 2005, "Multilevel Spectral Partitioning for Efficient Image Segmentation and Tracking", pp. 414–420

Robert Collins, Xuhui Zhou and Seng Keat Teh, 2005, "An Open Source Tracking Testbed and Evaluation Web Site", pp. 16-24

, 2005, "7th IEEE Workshop on Applications of Computer Vision / IEEE Workshop on Motion and Video Computing (WACV/MOTION 2005), 5-7 January 2005, Breckenridge, CO, USA", IEEE Computer Society

Jiang Gao, Robert Collins, Alexander G. Hauptmann and Howard D. Wactlar, 2004, "Articulated Motion Modeling for Activity Analysis", pp. 21–23

Jiayong Zhang, Robert Collins and Yanxi Liu, 2004, "Representation and Matching of Articulated Shapes", pp. 342–349

Xuhui Zhou, Robert Collins, Takeo Kanade and Peter Metes, 2003, "A master-slave system to acquire biometric imagery of humans at distance", ACM Press, pp. 113–120

Robert Collins and Yanxi Liu, 2003, "On-Line Selection of Discriminative Tracking Features", pp. 346–352

David Tolliver and Robert Collins, 2003, "Gait Shape Estimation for Identification", pp. 734–742

Robert Collins, 2003, "Mean-shift Blob Tracking through Scale Space", pp. 234–240

Robert Collins, Omead Amidi and Takeo Kanade, 2002, "An active camera system for acquiring multi-view video", pp. 527–520

Yanxi Liu, Robert Collins and Yanghai Tsin, 2002, "Gait Sequence Analysis Using Frieze Patterns", pp. 657–671

Robert Collins, Ralph Gross and Jianbo Shi, 2002, "Silhouette-Based Human Identification from Body Shape and Gait", pp. 366–371

Yanghai Tsin, Robert Collins, Visvanathan Ramesh and Takeo Kanade, 2001, "Bayesian Color Constancy for Outdoor Object Recognition", pp. 1132–1139

Yanxi Liu and Robert Collins, 2001, "Skewed Symmetry Groups", pp. 872–879

Yanxi Liu, Robert Collins and Yanghai Tsin, 2001, "Gait Sequence Analysis Using Frieze Patterns"

Yanxi Liu, Robert Collins and William E. Rothfus, 2000, "Robust Midsagittal Plane Extraction from Coarse, Pathological 3D Images", Springer Berlin Heidelberg, 1935, pp. 83-94

Yanxi Liu and Robert Collins, 2000, "Periodic Pattern Analysis under Affine Distortions Using WallpaperGroups", pp. 241–250

Yanxi Liu and Robert Collins, 2000, "A Computational Model for Repeated Pattern Perception Using Friezeand Wallpaper Groups", pp. 1537–1544

Y. Liu, Robert Collins and W. E. Rothfus, 2000, "Evaluation of a Robust Midsagittal Plane Extraction Algorithm for Coarse, Pathological 3D Images", Proceedings of International Conference of Medical Image Computing and Computer Assisted Intervention (MICCAI 2000), pp. 83-94

Sundar Vedula, Simon Baker, Peter Rander, Robert Collins and Takeo Kanade, 1999, "Three-Dimensional Scene Flow", pp. 722–729

F. Dellaert and Robert Collins, 1999, "Fast Image-Based Tracking by Selective Pixel Integration"

Robert Collins and Yanghai Tsin, 1999, "Calibration of an Outdoor Active Camera System", pp. 1528–1534

Robert Collins, 1997, "Multi-Image Focus of Attention for Rapid Site Model Construction", pp. 575–581

Xiaoguang Wang, Yong-Qing Cheng, Robert Collins and Allen R. Hanson, 1996, "Determining Correspondences and Rigid Motion of 3-D Point Sets with Missing Data", pp. 252–257

Robert Collins, 1996, "A Space-Sweep Approach to True Multi-Image Matching", pp. 358–363

Xiaoguang Wang, Yong-Qing Cheng, Robert Collins and Allen R. Hanson, 1996, "Determining Correspondences and Rigid Motion of 3-D Point Sets withMissing Data", pp. 252–257

Xiaoguang Wang, Jonathan Lim, Robert Collins and Allen R. Hanson, 1996, "Automated Texture Extraction from Multiple Images to Support Site Model Refinement and Visualization", pp. 399–408

Robert Collins, Yong-Qing Cheng, Christopher O. Jaynes, Frank Stolle, Xiaoguang Wang, Allen R. Hanson and Edward M. Riseman, 1995, "Site Model Acquisition and Extension from Aerial Images", pp. 888–893

Christopher O. Jaynes, Frank Stolle and Robert Collins, 1994, "Task driven perceptual organization for extraction of rooftop polygons", pp. 152–159

Robert Collins and J. Ross Beveridge, 1993, "Matching perspective views of coplanar structures using projective unwarping and similarity matching", pp. 240–245

Robert Collins, 1992, "Single plane model extension using projective transformations and data fusion", pp. 752-754

Robert Collins and Richard S. Weiss, 1990, "Vanishing point calculation as a statistical inference on the unitsphere", pp. 400–403

Robert Collins and R. Weiss, 1989, "An Efficient and Accurate Method for Computing Vanishing Points", Optical Society of America, Washington, D.C, 14, pp. 92-94

B.A. Draper, J. Brolio, Robert Collins, A.R. Hanson and E.M. Riseman, 1988, "Image interpretation by distributed cooperative processes", pp. 129-135

Magazines/Trade Publications

Weina Ge and Robert Collins, 2010, "Crowd Density Analysis with Marked Point Processings [Applications Corner]", 27, (5), pp. 107-111

Manuscripts

Robert Collins, 2023, "A Light-Weight Contrastive Approach for Aligning Human Pose Sequences", arXiv:2303.04244, pp. 1-16

Shimian Zhang, Skanda Bharadwaj, Keaton Kraiger, Yashasvi Asthana, Hong Zhang, Robert Collins and Yanxi Liu, 2022, "Novel 3D Scene Understanding Applications from Recurrence in a Single Image", arXiv.2210.07991, pp. 1-27

Christopher Funk, Savinay Nagendra, Jesse Scott, Bharadwaj Ravichandran, John Challis, Robert Collins and Yanxi Liu, 2019, "Learning Dynamics from Kinematics: Estimating 2D Foot Pressure Maps from Video Frames", arXiv:1811.12607v4

Other

B. McPheron, V. Crespi, Robert Collins and Yanxi Liu, 2014, "Automatic Detection of Exploding Aggregates in a Colloidal Suspension"

M. Park, K. Brocklehurst, Robert Collins and Yanxi Liu, 2010, "Translation Symmetry-based Perceptual Grouping for Urban Scene Understanding"

Z. Yin and Robert Collins, 2005, "Spatial Divide and Conquer with Motion for Tracking"

Robert Collins and Yanxi Liu, 2003, "On-Line Selection of Discriminative Tracking Features"

Yanxi Liu, Robert Collins and Y. Tsin, 2001, "Gait Sequence Analysis Using Frieze Patterns"

Robert Collins, A. Lipton, T. Kanade, H. Fujiyoshi, D. Duggins, Y. Tsin, D. Tolliver, N. Enomoto and O. Hasegawa, 2000, "A System for Video Surveillance and Monitoring: VSAM Final Report"

Yanxi Liu and Robert Collins, 2000, "A Computational Model for Repeated Pattern Perception Using Frieze and Wallpaper Groups"

Yanxi Liu and Robert Collins, 1998, "Frieze and Wallpaper Symmetry Groups Classification Under Affine and Perspective Distortion"

Yanxi Liu, Robert Collins and W. E. Rothfus, 1996, "Automatic Extraction of the Central Symmetry (Mid-Sagittal) Plane from Pathological Neuroradiology Images", Technical Report CMU RI-96-40, Robotics Institute, Carnegie Mellon University

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