Prof. Ohad Ben-Shahar

obs foto Associate professor

Office hours:by email appointment

Contacts

Email:
Homepage:
Office: 114 in 37 building
Phone number: 08-6477868
Fax number: 08-6477975
Box number: 38
Office hours: Mon 12:00-14:00

Teaching

Fall 2014-2015 20225551 Research Seminar
Fall 2014-2015 20213011 Introduction to Numerical Analysis
Fall 2014-2015 20225641 Introduction to Computational and Biological Vision
Fall 2013-2014 20213011 Introduction to Numerical Analysis
Fall 2013-2014 20225641 Introduction to Computational and Biological Vision
Spring 2014 20214171 Topics in Computational Vision
Fall 2012-2013 20215261 Introduction to Computational and Biological Vision
Fall 2012-2013 20213011 Introduction to Numerical Analysis
Fall 2011-2012 20013011 Introduction to Numerical Analysis for IAF
Fall 2011-2012 20214171 Topics in Computational Vision
Fall 2011-2012 20215261 Introduction to Computational and Biological Vision
Spring 2012 20225571 Research Seminar 2
Fall 2010-2011 20215261 Introduction to Computational and Biological Vision
Fall 2010-2011 20013011 Introduction to Numerical Analysis for IAF
Fall 2010-2011 20213011 Introduction to Numerical Analysis
Spring 2011 20225571 Research Seminar 2
Spring 2011 20214001 Project Course
Fall 2009-2010 20213011 Introduction to Numerical Analysis
Spring 2010 20215261 Introduction to Computational and Biological Vision
Spring 2010 20214171 Topics in Computational Vision
Fall 2008-2009 20213011 Introduction to Numerical Analysis
Fall 2008-2009 20215261 Introduction to Computational and Biological Vision
Spring 2009 20225551 Research Seminar
Spring 2009 20214001 Project Course
Fall 2007-2008 20215261 Introduction to Computational and Biological Vision
Fall 2007-2008 20013011 Introduction to Numerical Analysis for IAF
Spring 2008 20225551 Research Seminar
Fall 2006-2007 20215261 Introduction to Computational and Biological Vision
Fall 2006-2007 20213011 Introduction to Numerical Analysis
Spring 2007 20225091 Selected Topics in Computational Vision
Spring 2007 20225551 Research Seminar
Fall 2005-2006 20215261 Introduction to Computational and Biological Vision
Fall 2005-2006 20213011 Introduction to Numerical Analysis
Spring 2006 20214001 Project Course
Spring 2006 20221521 Advanced Seminar B
Spring 2005 20215261 Introduction to Computational and Biological Vision

Research groups

Computational vision
Computer graphics

Education

2003  -  Ph.D  Yale University, Computer Science
Thesis: The Perceptual Organization of Visual Flows
Advisor: Steven W. Zucker

Selected publications all BibTex

 
Articles
Y. Adato, Y. Vasilyev, T. Zickler, and O. Ben-Shahar. Shape from specular flow. , IEEE Transaction on Pattern Analysis and Machine Intelligence, 2010 (in press).
O. Ben-Shahar and S.W. Zucker, .. General geometric good continuation: From Taylor to Laplace via levelsets , International Journal of Computer Vision. , 86(1):48-71, 2010.
A. Ben-Simon, O. Ben-Shahar, and R. Segev. Measuring and Tracking Eye Movements of a Behaving Archer Fish by Real-Time Stereo Vision. The Journal of Neuroscience Methods,, 184:235-243, 2009.
G. Ben-Yosef and O. Ben-Shahar. Curvature-based perceptual singularities and texture saliency with early visual mechanisms. Journal of the Optical Society of America A, 25(8):1974-1993, 2008.
O. Ben-Shahar, B.J. Scholl, and S.W. Zucker. Attention, segregation, and textons: Bridging the gap between object-based attention and texton-based segregation. Vision Research, 47(6):845-860, 2007.
O. Ben-Shahar. Visual saliency and texture segregation without feature gradient. Proceedings of the National Academy of Sciences of the USA, 103(42):15704-15709, 2006.
O. Ben-Shahar and S.W. Zucker. Sensitivity to Curvature Revealed in Orientation-Based Texture Segmentation. Vision Research, 44(3):257-277, 2004.
O. Ben-Shahar and S.W. Zucker. Geometrical Computations Explain Projection Patterns of Long Range Horizontal Connections in Visual Cortex. Neural Computation , 16(3):445-476, 2004.
O. Ben-Shahar and S.W. Zucker. Hue Geometry and Horizontal Connections . Neural Networks , 17:753-771, 2004.
O. Ben-Shahar and S.W. Zucker . The Perceptual Organization of Texture Flow: A Contextual Inference Approach. IEEE Transaction on Pattern Analysis and Machine Intelligence, 25(4):401-417, 2003.
 
Book Chapters
O. Ben-Shahar and S.W. Zucker. Boundary Gestalt limits flow gestalt: The geometry of good continuation. In Visual thought: The depictive space of the mind, L. Albertazzi editor, John Benjamin Publishing Company, 2006.
O. Ben-Shahar and S.W. Zucker. Hue Geometry and Horizontal Connections. In Vision and Brain, S. Grossberg, L. Finkel, and D. Field editor, Elsevier, 2004.
 
Conference Articles
G Ben-Yosef and O. Ben-Shahar. , Minimum length in the tangent bundle as a model for curve completion. In , In the Proceedings of the IEEE International Conference on Computer Vision and Pattern Recognition, 2010.
Canas, G.D., Y. Vasilyev, Y. Adato, T. Zickler, S. Gortler, and O. Ben-Shahar.. A linear formulation of shape from specular flow. In Proceedings of the IEEE International Conference on Computer Vision, 2009.
I. Kadar, O. Ben-Shahar, and M. Sipper,. Evolution of a local boundary detector for natural images via genetic programming and texture cues. In Proceedings of the Genetic and Evolutionary Computation Conference (GECCO), 2009.
Y. Vasilyev, Y. Adato, T. Zickler, and O. Ben-Shahar. Dense specular shape from multiple specular flows. In Proceedings of the IEEE International Conference on Computer Vision and Pattern Recognition, 2008.
O. Ben-Shahar,. Perceptual singularities in smooth orientation-defined textures: Segregation without Feature Gradient. In The Annual meeting of the Vision Science Society, 2006.
O. Ben-Shahar, A. Glaser, and S.W. Zucker. Good Continuation in Layers: Shading flows, color flows, surfaces and shadows. In fifth workshop on Perceptual Organization in Computer Vision, 2006.
O. Ben-Shahar. Visualization with smooth oriented textures and flows: Insights from Perception. In Proceedings of ACM Symposium on Applied Perception in Graphics and Visualization, 2006.
O. Ben-Shahar. Saliency and segregation without feature gradient: New insights for segmentation from orientation-defined textures. In the fifth workshop on Perceptual Organization in Computer Vision, 2006.
O. Ben-Shahar and S.W. Zucker,. Good continuation of general 2D visual features: Dual harmonic models and computational inference. In Proceedings of the IEEE International Conference on Computer Vision, 2005.
O. Ben-Shahar and S.W. Zucker. Hue Fields and Color Curvatures: A Perceptual Organization Approach to Color Image Denoising. , Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition, Wisconsin, June 2003.
O. Ben-Shahar, B. Scholl, and S.W. Zucker. Where objects come from: Attention, segmentation, and textons. , The Annual meeting of the Vision Science Society, Sarasota, Florida, May 2003.
O. Ben-Shahar and S.W. Zucker. Curvature and the Perceptual Organization of Texture Flows. , The Annual meeting of the Vision Science Society, Sarasota, Florida, May 2002.
O. Ben-Shahar, P. Huggins, and S.W. Zucker . On Computing Visual Flows with Boundaries: The Case of Shading and Edges. , 2nd Workshop on Biologically Motivated Computer Vision, Tübingen, Germany, November 2002.