Prof. Nahum Kiryati

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Nahum Kiryati, Professor
School of Electrical Engineering
Faculty of Engineering
Tel Aviv University [Map]
Tel Aviv - 69978
ISRAEL

Phone: +972 3 640 7767
Fax: +972 3 640 5027
[nkmail]


Research Interests
Computer Vision Image Processing Video Analytics Medical Imaging
Law, Engineering & Hi-Tech


Education
BSc (EE) TAU MSc (EE) Technion DSc Technion
BA (Humanities) TAU LLB (Law) TAU


Notice Board

European Patent EP1631073       US Patent US8724891
Apparatus and methods for the detection of abnormal motion in a video stream


TAU-DANCE: Tel Aviv University Multiview and Omnidirectional Video Dance Database
is available for non-commercial scientific use.
Ground-truth measurements for TAU-DANCE camera calibration can be found here.


Useful Links
USC Vision Bibliography
Signal, Image, Video and Applications Conference and workshop time-table
The Vision List
Computer Vision Conference Listing from USC
CVonline: The Evolving, Distributed, On-Line Compendium of Computer Vision
Online Computer Vision Books
Google Scholar
CiteSeer (ResearchIndex) from NECI
US PTO Patent Seacrh


Old Presentations
Adaptive Color Structured Light (~1997)
Separation of Semi-Reflections (~1999)
Measurements on Digitized 3-D Curves and Surfaces (~1996)
Towards Segmentation from Multiple Cues: Symmetry and Color (~1999)
Bias Correction in Photometric Stereo Using Control Points (~2001)
Computational Surface Flattening: A Voxel-based Approach (~2001)
Fitting Lines to Data with Errors and Outliers (~2000)
Variational Pairing of Image Segmentation and Blind Restoration (2004)
Unlevel Sets: Geometry and Prior-based Segmentation (2004)


Graduate Students

Ph.D. Students


M.Sc. (Research)


M.Sc. (Project)

Alumni



Ron Kimmel (1995)

Daphna Palti-Wasserman (1999)

Yoav Schechner (1999)

Leah Bar (2006)

Tammy Riklin Raviv (2007)

Tomer Amiaz (2008)


Menashe Soffer (1994)

Amnon Jonas (1994)

Gilia Chazan (1995)

Yossi Gofman (1996)

Eli Horn (1997)

Dalit Caspi (1997)

Roy Shor (2000)

Danny Harari (2000)

Itsik Horowitz (2001)

Dorian Weiner (2002)

Guy Windreich (2002)

Gal Oz (2002)

Udy Danino (2003)

Yan Ivanchenko (2005)

Omer Heymann (2005)

Gil Schwarzband (2006)

Tal Darom (2006)

Anner Kushnir (2006)

Artemy Baxansky (2007)

Nir Ben-Zadok (2008)

Tali Basha (2010)

Amalia Potruch (2010)

Ronen Gal (2013)

Guy Nadav (2015)

Gal Malach (2015)

Noam Zac (2015)

Gilad Michael (2015)

Shahar Ben Ezra (2015)

Ori Weber (2016)

Rana Hanocka (2016)

Naftali Zon (2016)

Yuval Frommer (2016)


Ziv Avital (1999)

Haggai Mizrahi (2000)

Ran Katzir (2000)

Amit Antebi (2001)

Amir Levin (2002)

Isaac Hadad (2003)

Igal Dvir (2004)

Dudu Agasi (2005)

Hila Levi (2010)

Ruthy Katz (2012)

Jacob Gildenblat (2012)

Dor Atzil (2014)

Erez Aharonov (2015)

Yaron Vaxman (2015)

Gilad Dym (2016)
In Progress




Oded Krams

Teferet Geula

Michael Green

Neta Gertzovsky

Itzik Avital

Shaked Perek


Daniel Dobkin



Selected Publications

This material is presented to ensure timely dissemination of scholarly and technical work. Copyright and all rights therein are retained by authors or by other copyright holders. All persons copying this information are expected to adhere to the terms and constraints invoked by each author's copyright. In most cases, these works may not be reposted without the explicit permission of the copyright holder.

Quick-Find: Go to papers related to...
Variational methods, Segmentation, Restoration and Optical Flow
Video Content Analysis
Physics-based Vision: Transparency, Depth from Defocus, Polarization
Structured Light, Photometric Stereo
Symmetry in Images
Hough Transform
Bio and Medical Imaging, Facial features
Curve Evolution, Level Sets
3-D Digital Curves and Surfaces; Surface Flattening
Image Quantization, Bit Allocation, Demosaicing
Spherical Harmonics, Fourier Descriptors and Moments




R. Hanocka and N. Kiryati, Progressive Blind Deconvolution, Proc. 16th International Conference on Computer Analysis of Images and Patterns (CAIP 2015), Valletta, Malta, September 2015, LNCS 9257, pp. 313-325.
[ Published] [Preprint]
R. Gal, N. Kiryati and N. Sochen, Progress in the Restoration of Image Sequences Degraded by Atmospheric Turbulence, Pattern Recognition Letters, 2014.
[ Published]
A. Perry and N. Kiryati, Road-Crossing Assistance by Traffic Flow Analysis, Proc. 2nd Workshop on Assistive Computer Vision and Robotics (ACVR 2014), Zurich, Switzerland, 12 September, 2014.
[ Published]
T. Basha, Y. Moses and N. Kiryati, Multi-View Scene Flow Estimation: A View Centered Variational Approach, International Journal of Computer Vision (IJCV), Vol. 101, pp. 6-21, 2013.
[ Published] [Preprint]
T. Riklin-Raviv, N. Sochen and N. Kiryati, On Symmetry, Perspectivity and Level-set based Segmentation, IEEE PAMI, Vol. 31, pp. 1458-1471, 2009.
[ Published] [Preprint]
S. Fazekas, T. Amiaz, D. Chetverikov and N. Kiryati, Dynamic Texture Detection based on Motion Analysis, International Journal of Computer Vision (IJCV), Vol. 82, pp. 48-63, 2009.
[ Published] [Preprint]
T. Riklin-Raviv, N. Sochen and N. Kiryati, Shape-based Mutual Segmentation, International Journal of Computer Vision (IJCV), Vol. 79, pp. 231-245, 2008.
[ Published] [Preprint]
T. Riklin-Raviv, N. Kiryati and N. Sochen, Prior-based Segmentation and Shape Registration in the Presence of Perspective Distortion, International Journal of Computer Vision (IJCV), Vol. 72, No. 3, pp. 309-328, 2007.
[ Published] [Preprint]
L. Bar, N. Sochen and N. Kiryati, Convergence of an Iterative Method for Variational Deconvolution and Impulse Noise Removal, SIAM Multiscale Modeling and Simulation, Vol. 6, pp. 983-994, 2007.
[ Published] [ Preprint]
L. Bar, A. Brook, N. Sochen and N. Kiryati, Deblurring of Color Images Corrupted by Impulsive Noise, IEEE Transactions on Image Processing, Vol. 16, No. 4, pp. 1101-1111, 2007.
[ Published] [ Preprint]
T. Amiaz, E. Lubetzky and N. Kiryati, Coarse to Over-fine Optical Flow Estimation, Pattern Recognition, Vol. 40, No. 9, pp. 2496-2503, 2007.
[ Published] [Preprint]
L. Bar, N. Sochen and N. Kiryati, Image Deblurring in the Presence of Impulsive Noise, International Journal of Computer Vision (IJCV), Vol. 70, No. 3, pp. 279-298, 2006.
[ Published] [Preprint]
T. Amiaz and N. Kiryati, Piecewise-Smooth Dense Optical Flow via Level Sets, International Journal of Computer Vision (IJCV), Vol. 68, No. 2, pp. 111-124, 2006.
[ Published] [Preprint]
L. Bar, N. Sochen and N. Kiryati, Semi-Blind Image Restoration Via Mumford-Shah Regularization, IEEE Transactions on Image Processing, Vol. 15, No. 2, pp. 483-493, 2006.
[ Published] [Preprint]
T. Riklin-Raviv, N. Sochen and N. Kiryati, Segmentation with Level Sets and Symmetry, Proc. CVPR 2006, New York, USA, June 2006.
[ Published] [Preprint]
T. Riklin-Raviv, N. Sochen and N. Kiryati, Mutual Segmentation with Level Sets, Proc. 5th IEEE Workshop on Perceptual Organization in Computer Vision (POCV), New York, USA, June 2006.
[ Published] [Preprint]
T. Riklin-Raviv, N. Sochen and N. Kiryati, Prior-based Segmentation by Projective Registration and Level Sets, Proc. ICCV 2005, Beijing, China, October 2005, Vol. I, pp. 204-211.
[ Published] [Preprint]
L. Bar, A. Brook, N. Sochen and N. Kiryati, Color Image Deblurring with Impulsive Noise, Proc. VLSM 2005, Beijing, China, October 2005, LNCS 3752, pp. 49-60.
[ Published] [Preprint]
T. Amiaz and N. Kiryati, Dense Discontinuous Optical Flow via Contour-based Segmentation, Proc. ICIP 2005, Genova, Italy, September 2005, Vol. III, pp. 1264-1267.
[ Published] [Preprint]
L. Bar, N. Sochen and N. Kiryati, Image Deblurring in the Presence of Salt and Pepper Noise, Proc. Scale Space 2005, Hofgeismar, Germany, April 2005, LNCS 3459, pp. 107-118.
[ Published] [ Preprint]
T. Riklin-Raviv, N. Kiryati and N. Sochen, Unlevel Sets: Geometry and Prior-based Segmentation, Proc. 8th European Conference on Computer Vision (ECCV'2004), Prague, Czech Republic, May 2004, Part IV, LNCS 3024, pp. 50-61.
[ Published] [ Preprint]
L. Bar, N. Sochen and N. Kiryati, Variational Pairing of Image Segmentation and Blind Restoration, Proc. 8th European Conference on Computer Vision (ECCV'2004), Prague, Czech Republic, May 2004, Part II, LNCS 3022, pp. 166-177.
[ Published] [ Preprint]
N. Kiryati, T. Riklin-Raviv, Y. Ivanchenko and S. Rochel, Real-time Abnormal Motion Detection in Surveillance Video, Proc. ICPR, 2008.
[
Published] [Preprint]
Y. Frommer, R. Ben-Ari and N. Kiryati, Adaptive Shape from Focus based on High Order Derivatives, Proc. 26th British Machine Vision Conference (BMVC 2015) Swansea, United Kingdom, 7-10 Septemeber, 2015.
[ Published]
Y.Y. Schechner and N. Kiryati, Depth from Defocus vs. Stereo: How Different Really are They?, International Journal of Computer Vision (IJCV), Vol. 39, pp. 141-162, 2000.
[ Published] [ Preprint]
Y.Y. Schechner, N. Kiryati and R. Basri, Separation of Transparent Layers using Focus, International Journal of Computer Vision (IJCV), Vol. 39, pp. 25-39, 2000.
[ Published] [ Preprint]
Y.Y. Schechner, J. Shamir and N. Kiryati, Polarization and Statistical Analysis of Scenes Containing a Semireflector, J. Opt. Soc. Am. A (JOSA-A), Vol. 17 , pp. 276-284, 2000.
[ Published] [ Preprint]
Y.Y. Schechner, J. Shamir and N. Kiryati, Vision Through Semi-Reflecting Media: Polarization Analysis, Optics Letters, Vol. 24, pp. 1088-1090, 1999.
[ Published] [ Preprint]
I. Horovitz and N. Kiryati, Depth from Gradient Fields and Control Points: Bias Correction in Photometric Stereo, Image and Vision Computing, Vol. 22, pp. 681-694, 2004.
[ Published] [ Preprint]
A. Kushnir and N. Kiryati, Shape from Unstructured Light, Proc. 3DTV, Kos Island, Greece, May 2007.
[ Published]
A. Tankus and N. Kiryati, Photometric Stereo under Perspective Projection, Proc. ICCV 2005, Beijing, China, October 2005, Vol. I, pp. 611-616.
[ Published] [Preprint]
D. Caspi, N. Kiryati and J. Shamir, Range Imaging with Adaptive Color Structured Light, IEEE PAMI, Vol. 20, pp. 470-480, 1998.
[ Published] [ Preprint]
E. Horn and N. Kiryati, Towards Optimal Structured Light Patterns, Image and Vision Computing, Vol. 17, pp. 87-97, 1999.
[ Published] [ Preprint]
G. Chazan and N. Kiryati, Pyramidal Intensity-Ratio Depth Sensor, Technical Report No. 121, Center for Communication and Information Technologies, Department of Electrical Engineering, Technion, Haifa, Israel, October 1995.
R. Shor and N. Kiryati, Towards Segmentation from Multiple Cues: Symmetry and Color, Lecture Notes in Computer Science (LNCS), Vol. 2032, pp. 142-152, Springer, 2001.
[ Published] [ Preprint]
Y. Gofman and N. Kiryati, Detecting Symmetry in Grey Level Images: The Global Optimization Approach, International Journal of Computer Vision (IJCV), Vol. 29, pp. 29-45, 1998.
[ Published] [ Preprint]
N. Kiryati, H. Kalviainen and S. Alaoutinen, Randomized or Probabilistic Hough Transform: Unified Performance Evaluation, Pattern Recognition Letters, Vol. 21, pp. 1157-1164, 2000.
[ Published] [ Preprint]
N. Kiryati and A.M. Bruckstein, Heteroscedastic Hough Transform (HtHT): An Efficient Method for Robust Line Fitting in the `Errors in the Variables' Problem', Computer Vision and Image Understanding (CVIU), Vol. 78, pp. 69-83, 2000.
[ Published] [ Preprint]
N. Kiryati, Bruckstein and H. Mizrahi, Comments on: Robust Line Fitting in a Noisy Image by the Method of Moments, IEEE Transactions on Pattern Analysis and Machine Intelligence (PAMI), Vol. 22, pp. 1340-1341, 2000.
[ Published] [ Preprint]
M. Soffer and N. Kiryati, Guaranteed Convergence of the Hough Transform, Computer Vision and Image Understanding (CVIU), Vol. 69, pp. 119-134, 1998.
[ Published] [ Preprint]
J. Sheinvald and N. Kiryati, On the Magic of SLIDE, Machine Vision and Applications, Vol. 9, pp. 251-261, 1997.
[ Published] [ Preprint]
D. Shaked, O. Yaron and N. Kiryati, Deriving Stopping Rules for the Probabilistic Hough Transform by Sequential Analysis, Computer Vision and Image Understanding (CVIU), Vol. 63, pp. 512-526, 1996.
[ Published] [ Preprint]
A. Yla-Jaaski and N. Kiryati, Adaptive Termination of Voting in the Probabilistic Circular Hough Transform, IEEE PAMI, Vol. 16, pp. 911-915, 1994.
[ Published]
N. Kiryati, Y. Eldar and A.M. Bruckstein, A Probabilistic Hough Transform, Pattern Recognition, Vol. 24, pp. 303-316, 1991.
[ Published] [ Reprint]
N. Kiryati and A.M. Bruckstein, Antialiasing the Hough Transform, CVGIP: Graphical Models and Image Processing, Vol. 53, pp. 213-222, 1991.
[ Published] [ Reprint]
N. Kiryati and A.M. Bruckstein, What's in a Set of Points?, IEEE PAMI, Vol. 14, pp. 496-500, 1992.
[ Published] [ Reprint]
N. Kiryati and A.M. Bruckstein, On Navigating between Friends and Foes, IEEE PAMI, Vol. 13, pp. 602-606, 1991.
[ Published] [ Reprint]
Y. Pnueli, N. Kiryati and A.M. Bruckstein, Hough Techniques for Fast Optimization of Linear Constant Velocity Motion in Moving Influence Fields, Pattern Recognition Letters, Vol. 15, pp. 329-336, 1994.
[ Published] [ Reprint]
N. Kiryati, M. Lindenbaum and A.M. Bruckstein, Digital or Analog Hough Transform?, Pattern Recognition Letters, Vol. 12, pp. 291-297, 1991.
[ Published] [ Reprint]
N. Sokolover, M. Philip, L. Sirota, A. Potruch, N. Kiryati, G. Klinger and P. Merlob, A Novel Technique for Infants' Length Measurement Based on Stereoscopic Vision, Archives of Disease in Childhood, 2014.
[
Published]
N. Sokolover, M. Philip, L. Sirota, A. Potruch, N. Kiryati, G. Klinger and P. Merlob, A New Technique for Infants' Length Measurement Based on Stereoscopic Vision, Pediatric Academic Societies Annual Meeting (PAS 2013), Washington, DC, 2013.
[ Abstract]
N. Ben-Zadok, T. Riklin-Raviv and N. Kiryati, Interactive Level Set Segmentation for Image-guided Therapy, Proc. IEEE ISBI, pp. 1079-1082, Boston, 2009.
[ Published] [Preprint]
S. Gefen, N. Kiryati and J. Nissanov, Atlas-based Indexing of Brain Sections via 2D-to-3D Image Registration, IEEE Transactions on Biomedical Engineering, Vol. 55, pp. 147-156, 2008.
[ Published]
G. Schwarzband and N. Kiryati, The Point Spread Function of Spiral CT, Physics in Medicine and Biology, Vol. 50, pp. 5307-5322, 2005.
[ Published] [Preprint]
H. Greenspan, G. Oz, N. Kiryati and S. Peled, MRI Inter-slice Reconstruction Using Super-Resolution, Magnetic Resonance Imaging, Vol. 20, pp. 437-446, 2002.
[ Published] [ Preprint]
D. Harari, M. Furst, N. Kiryati, A. Caspi and M. Davidson, A Computer-Based Method for the Assessment of Body-Image Distortions in Anorexia-Nervosa Patients, IEEE Transactions on Information Technology in Biomedicine, Vol. 5, pp. 311-319, 2001.
[ Published] [ Preprint]
U. Danino, N. Kiryati,and M. Furst, Algorithm for Facial Weight-Change, Proc. 11th IEEE Int. Conf. on Electronics, Circuits and Systems (ICECS2004), Tel Aviv, Israel, 2004, pp. 318-321.
[ Published] [ Preprint]
D. Weiner and N. Kiryati, Virtual Gaze Redirection in Face Images, Proc. 12th Int. Conf. on Image Analysis and Processing (ICIAP 2003), Mantova, Italy, 2003, pp. 76-81.
[ Published] [ Preprint]
R. Kimmel, N. Kiryati and A.M. Bruckstein, Using Multi-Valued Distance Maps for Motion Planning on Surfaces with Moving Obstacles, IEEE Transactions on Robotics and Automation, Vol. 14, pp. 427-436, 1998.
[ Published] [ Reprint]
R. Kimmel, N. Kiryati and A.M. Bruckstein, Analyzing and Synthesizing Images by Evolving Curves with the Osher-Sethian Method, International Journal of Computer Vision (IJCV), Vol. 24, pp. 37-55, 1997.
[ Published] [ Reprint ] [ Preprint ]
R. Kimmel, D. Shaked, N. Kiryati and A.M. Bruckstein, Skeletonization via Distance Maps and Level Sets, Computer Vision and Image Understanding (CVIU), Vol. 62, pp. 382-391, 1995.
[ Published] [ Reprint ] [ Preprint ]
R. Kimmel, N. Kiryati and A.M. Bruckstein, Sub-pixel Distance Maps and Weighted Distance Transforms, Journal of Mathematical Imaging and Vision, Vol. 6, pp. 223-233, 1996.
[ Published] [ Preprint ] [ Preprint ]
R. Kimmel and N. Kiryati, Finding Shortest Paths on Surfaces by Fast Global Approximation and Precise Local Refinement, International Journal of Pattern Recognition and Artificial Intelligence, Vol. 10, pp. 643-656, 1996.
[ Published] [ Preprint ]
T. Darom, M.R. Ruggeri, D. Saupe and N. Kiryati, Compression of Textured Surfaces Represented by Surfel Sets, Signal Processing: Image Communication, Vol. 21, pp. 770-786, 2006.
[ Published]
T. Darom, M.R. Ruggeri, D. Saupe and N. Kiryati, Processing of Textured Surfaces Represented as Surfel Sets: Representation, Compression and Geodesic Paths, Proc. ICIP 2005, Genova, Italy, September 2005, Vol. I, pp. 605-608.
[ Published] [Preprint]
G. Windreich, N. Kiryati and G. Lohmann, Voxel-based Surface Area Estimation: From Theory to Practice, Pattern Recognition, Vol. 36, pp. 2531-2541, 2003.
[ Published] [ Preprint]
G. Zigelman, R. Kimmel and N. Kiryati, Texture Mapping Using Surface Flattening via Multidimensional Scaling, IEEE Transactions on Visualization and Computer Graphics, Vol. 8, pp. 198-207, 2002.
[ Published] [ Preprint]
R. Grossmann, N. Kiryati and R. Kimmel, Computational Surface Flattening: A Voxel-based Approach, IEEE Transactions on Pattern Analysis and Machine Intelligence (PAMI), Vol. 24, pp. 433-441, 2002.
[ Published] [ Preprint]
A. Jonas and N. Kiryati, Length Estimation in 3-D Using Cube Quantization, Journal of Mathematical Imaging and Vision, Vol. 8, pp. 215-238, 1998.
[ Published] [ Preprint]
A. Jonas and N. Kiryati, Digital Representation Schemes for 3-D Curves, Pattern Recognition, Vol. 30, pp. 1803-1816, 1997.
[ Published] [ Preprint]
N. Kiryati and G. Szekely, Estimating Shortest Paths and Minimal Distances on Digitized Three Dimensional Surfaces, Pattern Recognition, Vol. 26, pp. 1623-1637, 1993.
[ Published]
N. Kiryati and O. Kubler, Chain Code Probabilities and Length Estimators for Digitized Three Dimensional Curves, Pattern Recognition, Vol. 28, pp. 361-372, 1995.
[ Published] [ Preprint]
G. Michael and N. Kiryati, Example Based Demosaicing, Proc. ICIP 2014, Paris, France, November 27-30, 2014.
[ Published] [ Presentation (Hebrew)]
N. Kiryati, A.M. Bruckstein and A. Jonas, Bit Allocation in Piecewise-Planar Representation of Images, Journal of Visual Communication and Image Representation, Vol. 6, pp. 52-58, 1995.
[ Published] [ Reprint]
N. Kiryati and A.M. Bruckstein, Gray Levels Can Improve the Performance of Binary Image Digitizers, CVGIP: Graphical Models and Image Processing, Vol. 53, pp. 31-39, 1991.
[ Published] [ Short Version]
A. Baxansky and N. Kiryati, Use of Double Fourier Series for Three-Dimensional Shape Representation, Computing: Archives for Scientic Computing, Vol. 88, pp. 173-191, 2010.
[ Published]
A. Baxansky and N. Kiryati, Calculating Geometric Properties of Three-Dimensional Objects from the Spherical Harmonic Representation, Pattern Recognition, Vol. 40, No. 2, pp. 756-770, 2007.
[ Published] [ Report]
N. Kiryati and D. Maydan, Calculating Geometric Properties from Fourier Representation, Pattern Recognition, Vol. 22, pp. 469-475, 1989.
[ Published]



Last modified: Tuesday, 13 September 2016