Ravishankar Sivalingam

Computer Science · Physical Sciences

10h-index347citations16works0.02yr avg
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Research Topics

Video Surveillance and Tracking Methods(7), Sparse and Compressive Sensing Techniques(4), Advanced Image and Video Retrieval Techniques(4), Advanced Vision and Imaging(3), Human Pose and Action Recognition(3)

Publications16 total

Tensor Dictionary Learning for Positive Definite Matrices
IEEE Transactions on Image Processing·2015· 13 cited
Sparse models for positive definite matrices
University of Minnesota Digital Conservancy (University of Minnesota)·2015Open Access
Recognition of ballet micro-movements for use in choreography
2013· 10 cited
Tensor Sparse Coding for Positive Definite Matrices
IEEE Transactions on Pattern Analysis and Machine Intelligence·2013· 37 cited
Detecting risk-markers in children in a preschool classroom
2012· 5 cited
Classification and Counting of Composite Objects in Traffic Scenes Using Global and Local Image Analysis
IEEE Transactions on Intelligent Transportation Systems·2012· 17 cited
A multi-sensor visual tracking system for behavior monitoring of at-risk children
2012· 32 cited
Sparse representation of point trajectories for action classification
2012· 6 cited
Compact covariance descriptors in 3D point clouds for object recognition
2012· 38 cited
Reconstructing and analyzing periodic human motion from stationary monocular views
Computer Vision and Image Understanding·2012· 6 cited
Positive definite dictionary learning for region covariances
2011· 27 cited
Dictionary learning for robust background modeling
2011· 20 cited
Dictionary learning based object detection and counting in traffic scenes
2010· 9 cited
Tensor Sparse Coding for Region Covariances
Lecture notes in computer science·2010· 81 cited
Counting People in Groups
2009· 30 cited
Metric learning for semi-supervised clustering of Region Covariance Descriptors
2009· 16 cited

Frequent Co-authors

Nikolaos Papanikolopoulos(14), Vassilios Morellas(12), Daniel Boley(5), Guruprasad Somasundaram(4), Duc Fehr(2), Anoop Cherian(2), Joshua Fasching(2), Nicholas Walczak(2), Barbara Murphy(2), Kathryn R. Cullen(2), Guillermo Sapiro(2), Osama Lotfallah(2), Youngchoon Park(2), Sam Nickolay(1), Vassilios Morellas and(1), Nathaniel Bird(1), Kelvin O. Lim(1), Alden D'Souza(1), Michael E. Bazakos(1), Roland Miezianko(1)