Publications
1999. Statecharts via process algebra. CONCUR'99: concurrency theory: 10th International Conference, Eindhoven, the Netherlands, August 24-27, 1999: proceedings. :399-399.
2004. Uncalibrated stereo rectification for automatic 3D surveillance. Image Processing, 2004. ICIP '04. 2004 International Conference on. 2:1357-1360Vol.2-1357-1360Vol.2.
2005. Constructing task visibility intervals for a surveillance system. Proceedings of the third ACM international workshop on Video surveillance & sensor networks. :141-148.
2009. System and method for fast illumination-invariant background subtraction .... 11/282,513(7512250)
2003. Scalable image-based multi-camera visual surveillance system. Proceedings. IEEE Conference on Advanced Video and Signal Based Surveillance, 2003.. :205-212.
2007. An ease-of-use stereo-based particle filter for tracking under occlusion. Human Motion–Understanding, Modeling, Capture and Animation. :225-239.
2003. Image-based pan-tilt camera control in a multi-camera surveillance environment. Multimedia and Expo, 2003. ICME '03. Proceedings. 2003 International Conference on. 1:I-645-8vol.1-I-645-8vol.1.
2004. Visibility Planning: Predicting Continuous Period of Unobstructed Views. Technical Reports from UMIACS.
2005. Fast illumination-invariant background subtraction using two views: error analysis, sensor placement and applications. Computer Vision and Pattern Recognition, 2005. CVPR 2005. IEEE Computer Society Conference on. 1:1071-1078vol.1-1071-1078vol.1.
2006. Constructing task visibility intervals for video surveillance. Multimedia systems. 12(3):211-226.
2006. A One-Threshold Algorithm for Detecting Abandoned Packages Under Severe Occlusions Using a Single Camera. Technical Reports from UMIACS.
2005. Evaluating Summaries and Answers: Two Sides of the Same Coin? Intrinsic and Extrinsic Evaluation Measures for Machine Translation and/or Summarization. :41-41.
2006. Exploring the limits of single-iteration clarification dialogs. Proceedings of the 29th annual international ACM SIGIR conference on Research and development in information retrieval. :469-476.
2008. Toward automatic facet analysis and need negotiation: Lessons from mediated search. ACM Transactions on Information Systems (TOIS). 27(1):6:1–6:42-6:1–6:42.
2006. Will pyramids built of nuggets topple over? Proceedings of the main conference on Human Language Technology Conference of the North American Chapter of the Association of Computational Linguistics. :383-390.
2008. How Do Users Find Things with PubMed? Towards Automatic Utility Evaluation with User Simulations
2009. The Curse of Zipf and Limits to Parallelization: A Look at the Stragglers Problem in MapReduce. Proceedings of LSDS-IR workshop. :57-62.
2005. Representation of information needs and the elements of context: A case study in the domain of clinical medicine. In Proceedings of the ACM SIGIR 2005 Workshop on Information Retrieval in Context (IRiX 2005).
2010. Shape-based human detection and segmentation via hierarchical part-template matching. Pattern Analysis and Machine Intelligence, IEEE Transactions on. 32(4):604-618.
2006. The role of knowledge in conceptual retrieval: a study in the domain of clinical medicine. Proceedings of the 29th annual international ACM SIGIR conference on Research and development in information retrieval. :99-106.
2009. Recognizing actions by shape-motion prototype trees. Computer Vision, 2009 IEEE 12th International Conference on. :444-451.