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Publications

Patents

A. Krishnan and N. Ahuja, Imaging Apparatus and Method for Determining Range from Focus and Focus Information, U. S. Patent, Issued September 1995. European Patent issued, October 2001.

N. Ahuja and M. Tabb, Multiscale Image Edge and Region Detection Method and Apparatus, U. S. Patent, Issued September 1998.

R. Dugad and N. Ahuja, Transform Domain Significant Coefficient Digital Image Watermarking Method, U.S. patent Application filed, June 2000.

H. Hua and N. Ahuja, Method and Apparatus for a High-Resolution and Real-Time Panoramic Camera, Patent Application Filed, November 2001.

R. Dugad and N. Ahuja, Transformation of Image Parts in Different domains to Obtain Resultant Image Size Different From Initial Image Size, U.S. Patent, Issued October 2004.

Books Authored

N. Ahuja and B. Schachter, Pattern Models, Wiley, l983.

J. Weng, T. S. Huang and N. Ahuja, Motion and Structure from Image Sequences, Springer-Verlag, 1992.

M.-H. Yang and N. Ahuja, Face Detection and Hand Gesture Recognition for Vision-Based Human Computer Interaction, Kluwer Academic Publishers, 2001.

Books Edited

K. Bowyer and N. Ahuja, Advances in Image Understanding: A Festschrift for Azriel Rosenfeld, IEEE Computer Society Press, June 1996.

Book Chapters

N. Ahuja, Mosaic Models for Textures. A. Rosenfeld (ed.), Image Modeling, Academic Press, 1981, 1-8. (Also appears in Digital Image Processing and Analysis: Vol. 1, R. Chellappa and A. Sawchuk (Eds.), IEEE Computer Society Press, Washington D. C., 1986.)

N. Ahuja and A. Rosenfeld, Image Models. P. R. Krishnaiah and L. N. Kanal (eds.), Handbook of Statistics, Volume 2, North Holland, l982, 383-397.

N. Ahuja and S. Swamy, Multiprocessor Pyramid Architectures for Bottom-Up Image Analysis, A. Rosenfeld (ed.), Multiresolution Image Processing and Analysis, Volume 1, Springer-Verlag, 1984, 38-59.

J. Veenstra and N. Ahuja, Deriving Object Octrees from Images, G. Goos and J. Hartmanis (eds.), Lecture Notes in Computer Science, 206, (same as Proc. 5th Conf. on Foundations of Software Technology and Theoretical Computer Science, December 16-18, 1985, New Delhi, India, editor: S. N. Maheshwari), Springer-Verlag, 1985, 196-211.

N. Ahuja, Texture Analysis, S. Shapiro (ed.), Encyclopedia of Artificial Intelligence, Wiley, 1987, 1101-1115. (Updated Versions Reprinted in second edition, 1992, 1587-1605.)

N. Ahuja and M. Tuceryan, Dot Pattern Analysis. S. Shapiro (ed.), Encyclopedia of Artificial Intelligence, Wiley, 1987, 253-256.

M. Sharma, N. Ahuja and J. Patel, NETRA: An Architecture for a Large Scale Multiprocessor Vision System, L. Uhr (ed.), Parallel Computer Vision, Academic Press, 1987, 87-105.

A. N. Choudhary, S. Das, N. Ahuja and J. Patel, High Speed Stereo, S. Prasad and R. L. Kashyap (Eds.), Spectral Analysis in One or Two Dimensions, Vedam Books International, 1990, 577-590.

Blostein and N. Ahuja, Shape from Texture: Integrating Texture Element Extraction and Surface Estimation, R. Kasturi and R. C. Jain (Eds.), Computer Vision: Principles, IEEE Computer Society Press, Washington D. C., 1991, 325-343. (Also appears in IEEE Trans. Pattern Analysis and Machine Intelligence, December 1989, 1233-1251.)

A. N. Choudhary, J. H. Patel and N. Ahuja, Architecture and Performance Evaluation of NETRA, V. K. Prasanna Kumar (Ed.), Parallel Architectures and Algorithms for Image Understanding, Academic Press, 1991, 251-278.

J. Weng, T. Huang and N. Ahuja, Motion and Structure from Two Perspective Views: Algorithm, Error Analysis, and Error Estimation R. Kasturi and R. C. Jain (Eds.), Computer Vision: Advances and Applications, IEEE Computer Society Press, Washington D. C., 1991, 352-377. (Also appears in IEEE Trans. Pattern Analysis and Machine Intelligence, May 1989, 451-476. Abstract and Full Text

S. Das and N. Ahuja, Integrating Mutilresolution Image Acquisition and Coarse-to-fine Surface Reconstruction from Stereo from Stereo, L. Wolff, S. Shafer and G. Healey (Eds.), Physics Based Vision, Principles and Practice: Radiometry, Jones and Bartlett, 1992, 361-367. Abstract

J. Weng, T. S. Huang and N. Ahuja, Object Recognition by a Self-Organizing Neural Network which Grows Adaptively, Parallel Image Analysis, A. Nakamura, et.al. (ed.), Springer-Verlag, 1992, 32-33.

N. Ahuja, Computer Vision, McGraw-Hill Encyclopedia of Science and Technology, 1995.

N. Ahuja and R. Charan, Pixel Matching and Motion Segmentation in Image Sequences, Lecture Notes in Computer Science - Recent Developments in Computer Vision, 1035, S. Z. Li, D. P. Mital, E. K. Teoh, and H. Wang (Eds.), Springer-Verlag, 1996, 139-148.

N. Ahuja, A Transform for Multiscale Image Segmentation, K. Bowyer and N. Ahuja (Eds.), Advances in Image Understanding: A Festschrift for Azriel Rosenfeld, IEEE Computer Society Press, June 1996, 45-64.

N. Ahuja and R. Charan, Curve Detection in 3D Dot Patterns using Voronois Impact on Modern Science, Voronois Impact on Modern Science, H. Syta and P. Engel (Eds.), National Academy of Sciences of Ukraine, Institute of Mathematics, Book II, 1998, 204-212.

M. Shaw, N. Ahuja and S. Hutchinson, Coordination, Collaboration, and Control of Multi-Robot Systems, Handbook for Industrial Robotics, 2nd Edition, S. Nof (Ed.), Wiley, 1999, 423-437.

N. Ahuja and S. Sull, Analysis Guided Video Synthesis for Hyper Reality, N. Terashima and J. Tiffin (Eds.), Hyper Reality: The Infrastructure of the Information Society, to appear.

M. Singh and N. Ahuja, Edge Measures Using Similarity Regions, Foundations of Image Understanding, L. S. David (Ed.), Kluwer, 2002, 241-288. Abstract and Full Text

N. Ahuja and S. Sull, Analysis Guided Video Synthesis for Hyper Reality, N. Terashima and J. Tiffin (Eds.), Hyper Reality: The Infrastructure of the Information Society, to appear.

Journal Papers

N. Ahuja, L. S. Davis, D. L. Milgram and A. Rosenfeld, Piecewise Approximation of Pictures Using Maximal Neighborhoods, IEEE Trans. Comput., C-27, April l978, 375-379. Abstract

N. Ahuja and A. Rosenfeld, A Note on the Use of Second-Order Gray-Level Statistics for Threshold Selection, IEEE Trans. Syst., Man, Cyber., SMC-8, December 1978, 895-898. Abstract

B. Schachter and N. Ahuja, Random Pattern Generation Processes, Computer Graphics and Image Processing, 10, June 1979, 95-114. Abstract

B. Schachter and N. Ahuja, A History of Visual Flight Simulation, Computer Graphics World, 3, May 1980, 16-31. Abstract

N. Ahuja, R. M. Haralick and A. Rosenfeld, Neighbor Gray Levels as Features in Pixel Classification, Pattern Recognition, 12, August 1980, 251-260. Abstract

N. Ahuja, T. Dubitzki and A. Rosenfeld, Some Experiments with Mosaic Models for Images, IEEE Trans. Syst., Man, Cyber., 10, November 1980, 744-749. Abstract

N. Ahuja and A. Rosenfeld, Mosaic Models for Textures, IEEE Trans. Pattern Analysis and Machine Intelligence, January 1981, 1-11. Abstract

N. Ahuja, Mosaic Models for Images, 1: Geometric Properties of Components in Cell Structure Mosaics, Information Sciences, 23, March 1981, 69-104. Abstract

N. Ahuja, Mosaic Models for Images, 2: Geometric Properties of Components in Coverage Mosaics, Information Sciences, 23, April 1981, 159-200. Abstract

R. Chellappa, R. L. Kashyap and N. Ahuja, Decision Rules for Choice of Neighbors in Random Field Models of Images, Computer Graphics and Image Processing, l5, April 1981, 301-318. Abstract

N. Ahuja, Mosaic Models for Images, 3: Spatial Correlation in Mosaics, Information Sciences, 24, June 1981, 43-70. Abstract

N. Ahuja and B. Schachter, Image Models, ACM Computing Surveys, December 1981, 373-398. Abstract

N. Ahuja, Dot Pattern Processing Using Voronoi Neighborhoods, IEEE Trans. Pattern Analysis and Machine Intelligence, May 1982, 336-343. Abstract

N. Ahuja, On Approaches to Polygonal Decomposition for Image Representation, Computer Vision, Graphics and Image Processing, November 1983, 200-214. Abstract

N. Ahuja and C. Nash, Octree Representations of Moving Objects Computer Vision, Graphics and Image Processing, May 1984, 207-216. Abstract

N. Ahuja and S. Swamy, Multiprocessor Pyramid Architectures for Bottom-Up Analysis, IEEE Trans. Pattern Analysis and Machine Intelligence, July 1984, 463-475. Abstract

H. C. Chen, N. Ahuja and T. S. Huang, Septree Representations of Moving Objects Using Hexagonal Cylinderical Decomposition, Journal of Optical Engineering, September 1984, 531-535. Abstract

N. Ahuja, B. An and B. Schachter, Image Representation Using Voronoi Tessellation, Computer Vision, Graphics and Image Processing, March 1985, 286-295. Abstract

N. Ahuja and S. Swamy, Multiprocessor Pyramid Architectures for Bottom-up Image Analysis, Test and Measurement World, November 1985, 66-76. Abstract

N. Ahuja, Efficient Planar Embedding of Trees for VLSI Layouts, Computer Vision, Graphics and Image Processing, May 1986, 189-203. Abstract

J. Weng, T. Huang and N. Ahuja, 3-D Motion Estimation, Understanding and Prediction from Noisy Image Sequences, IEEE Trans. Pattern Analysis and Machine Intelligence, May 1987, 370-389.

J. Weng and N. Ahuja, Octrees of Objects in Arbitrary Motion: Representation and Efficiency, Computer Vision, Graphics and Image Processing, August 1987, 167-185. Abstract

J. Veenstra and N. Ahuja, Line Drawings of Octree-Represented Objects, ACM Transactions on Graphics, January 1988, 61-75. Abstract

X. Zhuang, T. S. Huang, N. Ahuja and R. M. Haralick, A Simplified Optic Flow-Motion Algorithm, Computer Vision, Graphics and Image Processing, June 1988, 334-344.

D. Blostein and N. Ahuja, A Multiscale Region Detector, Computer Vision, Graphics and Image Processing, January 1989, 22-41.

N. Ahuja and J. Veenstra, Generating Octrees from Object Silhouettes in Orthographic Views, IEEE Trans. Pattern Analysis and Machine Intelligence, February 1989, 137-149. Abstract

W. Hoff and N. Ahuja, Surfaces from Stereo: Integrating Feature Matching, Disparity Estimation and Contour Detection, IEEE Trans. Pattern Analysis and Machine Intelligence, February 1989, 121-136. Abstract and Full Text

J. Weng, T. Huang and N. Ahuja, Motion and Structure from Two Perspective Views: Algorithm, Error Analysis, and Error Estimation IEEE Trans. Pattern Analysis and Machine Intelligence, May 1989, 451-476.

D. Blostein and N. Ahuja, Shape from Texture: Integrating Texture Element Extraction and Surface Estimation, IEEE Trans. Pattern Analysis and Machine Intelligence, December 1989, 1233-1251.

N. Ahuja and M. Tuceryan , Extraction of Basic Perceptual Structure in Dot Patterns: Integrating Region, Boundary and Component Gestalt, Computer Vision, Graphics and Image Processing, December 1989, 304-356. Abstract

S. Srivastava and N. Ahuja, Octree Generation from Object Silhouettes in Perspective Views, Computer Vision, Graphics and Image Processing, January 1990, 68-84. Abstract

X. Hu and N. Ahuja, Motion Estimation Under Orthographic Projection, IEEE Trans. on Robotics and Automation, December 1991, 848-853. Abstract and Full Text

J. Weng, N. Ahuja and T. S. Huang, Motion and Structure from Point Correspondences: Planar Surfaces, IEEE Trans. Signal Processing, vol. 39, No. 12, December 1991, 2691-2717. Abstract and Full Text

Y. Hwang and N. Ahuja, A Potential Field Approach to Path Planning, IEEE Transactions on Robotics and Automation, Vol. 8, February 1992, 23-32. Abstract

O. Faugeras, J. Mundy, N. Ahuja, C. Dyer, A. Pentland, R. Jain, K. Ikeuchi and K. Bowyer, Why Aspect Graphs Are Not (Yet) Practical for Computer Vision, Computer Vision, Graphics and Image Processing: Image Understanding, March 1992, 212-218. Abstract

J. Weng, T. S. Huang and N. Ahuja, Motion and Structure from Line Correspondences: Closed-form Solution, Uniqueness and Optimization, IEEE Trans. Pattern Analysis and Machine Intelligence, Vol. 14, March 1992, 318-336. Abstract and Full Text

J. Weng, N. Ahuja and T. S. Huang, Matching Two Perspective Views, IEEE Trans. Pattern Analysis and Machine Intelligence, August 1992, 806-825. Abstract and Full Text

Y. Hwang and N. Ahuja, Gross Motion Plannig - A Survey, ACM Computing Surveys, Vol 24, No. 3, 1992, 219-292. Abstract

S. Das and N. Ahuja, Integrating Coarse-to-fine Image Acquisition and Estimation from Multiple Cues, Sadhana, Vol. 18, Part 2, June 1993, 223-238.

X. Hu and N. Ahuja, Sufficient Conditions for Double or Unique Solution of Motion and Structure, Computer Vision, Graphics and Image Processing: Image Understanding, September 1993, 161-176. Abstract and Full Text

J. Weng, N. Ahuja and T. S. Huang, Optimal Motion and Structure Estimation from Two Views, IEEE Trans. Pattern Analysis and Machine Intelligence, September 1993, 864-884. Abstract and Full Text

X. Hu and N. Ahuja, Motion and Structure Estimation using Long Sequence Motion Models, Journal of Image and Vision Computing, 11, November 1993, 549-569.

N. Ahuja and A. L. Abbott, Active Stereo: Integrating Disparity, Vergence, Focus, Aperture and Calibration for Surface Estimation, IEEE Trans. Pattern Analysis and Machine Intelligence, October 1993, 1007-1029. Abstract and Full Text

A. N. Choudhary, J. H. Patel, and N. Ahuja, NETRA: A Hierarchical and Partitionable Architecture for Computer Vision Systems, IEEE Trans. Parallel and Distributed Systems, Vol. 4, No. 10, October 1993, 1092-1104. Abstract

S. Sull and N. Ahuja, Integrated 3D Analysis and Analysis Guided Synthesis of Flight Image Sequences, IEEE Trans. Pattern Analysis and Machine Intelligence, Vol. 16, No. 4, April 1994, 357-372.

X. Hu and N. Ahuja, Matching Point Features with Ordered Geometric, Rigidity and Disparity Constraints, IEEE Trans. Pattern Analysis and Machine Intelligence, Vol. 16, No. 10, October 1994, 1041-1049. Abstract and Full Text

X. Hu and N. Ahuja, Mirror Uncertainty and Uniqueness Conditions for Determining Shape and Motion from Orthographic Projection, Int. Journal of Computer Vision, 13, 3, November 1994, 295-309.

X. Hu and N. Ahuja, Feature Extraction and Matching as Signal Detection, Int. Journal of Pattern Recognition and Artificial Intelligence, 8, 6, December 1994, 1343-1379.

X. Hu and N. Ahuja, Necessary and Sufficient Conditions for a Unique Solution of Plane Motion and Structure, IEEE Transactions on Robotics and Automation, Vol. 11, No. 2, April 1995, 304-308. Abstract and Full Text

N. Ahuja, On Detection and Representation of Multiscale Low-Level Image Structure, ACM Computing Surveys, Vol. 27, No. 3, September 1995, 304-306.

S. Sull and N. Ahuja, Integrated Matching and Segmentation of Multiple Features in Two Views, Computer Vision, Graphics and Image Processing: Image Understanding, Vol. 62, No. 3, November 1995, 279-297.

S. Das and N. Ahuja, Performance Analysis of Stereo, Vergence and Focus as Depth Cues for Active Vision, IEEE Trans. Pattern Analysis and Machine Intelligence, Vol. 17, No. 12, December 1995, 1213-1219. Abstract and Full Text

T. Srikanth and N. Ahuja, Parallel Distributed Detection of Feature Trajectories in Multiple Discontinuous Motion Image Sequences, IEEE Trans. on Neural Networks, Vol. 7, No. 3, May 1996, 594-603.

S. Das and N. Ahuja, Active Surface Estimation: Integrating Coarse-to-fine Image Acquisition and Estimation from Multiple Cues, Artificial Intelligence, Vol. 83, May 1996, 241-266. Abstract

A. Krishnan and N. Ahuja, Range Estimation from Focus Using a Nonfrontal Imaging Camera, Int. Journal of Computer Vision, Vol. 20, No. 3, 1996, 169-185.

Y. Kitamura, H. Takemura, N. Ahuja and F. Kishino, Colliding Face Detection among 3-D Objects using Octree and Polyhedral Shape Representation, Journal of the Robotics Society of Japan, Vol. 14, No. 5, 1996, 733-742. Abstract

N. Ahuja, A Transform for Multiscale Image Segmentation by Integrated Edge and Region Detection, IEEE Trans. Pattern Analysis and Machine Intelligence, Vol. 18, No. 12, December 1996, 1211-1235.

N. Ahuja and Jen-Hui Chuang, Shape Representation Using a Generalized Potential Field Model, IEEE Trans. Pattern Analysis and Machine Intelligence, Vol. 19, No. 2, February 1997, 169-176. Abstract

M. Tabb and N. Ahuja, Unsupervised Multiscale Image Segmentation by Integrated Edge and Region Detection, IEEE Transactions on Image Processing, Vol. 6, No. 5, May 1997, 642-655.

J. Weng, Y. Cui and N. Ahuja, Transitory Image Sequences, Asymptotic Properties, and Estimation of Motion and Structure, IEEE Trans. Pattern Analysis and Machine Intelligence, Vol. 19, No. 5, May 1997, 451-464. Abstract and Full Text

J. Weng, N. Ahuja and T. S. Huang, Learning Recognition and Segmentation Using the Cresceptron, International Journal of Computer Vision, 25(2), 1997, 109-143.

C. Debrunner and N. Ahuja, Segmentation and Factorization-Based Motion and Structure Estimation for Long Image Sequences, IEEE Trans. Pattern Analysis and Machine Intelligence, Vol. 20, No. 2, February 1998, 206-211.

P. Bajcsy and N. Ahuja, Location and Density-Based Hierarchical Clustering, IEEE Trans. on Pattern Analysis and Machine Intelligence, Vol. 20, No. 9, September 1998, 1011-1015. Abstract

J.-H. Chuang and N. Ahuja, An Analytically Tractable Potential Field Model of Free Space and Its Application in Obstacle Avoidance, IEEE Trans. on Systems, Man, and Cybernetics, Vol. 28, No. 5, October 1998, 729-736. Abstract

N. Srinivasa and N. Ahuja, A Topological and Temporal Correlator Network for Spatiotemporal Pattern Learning, Recognition and Recall, IEEE Transactions on Neural Networks, Vol. 10, No. 2, March 1999, 356-371. Abstract and full-text

T. Joshi, N. Ahuja and J. Ponce, Structure and Motion Estimation from Dynamic Silhouettes under Perspective Projection, International Journal of Computer Vision, 31(1), 1999, 31-50.

S. C. Yoon, K. Ratakonda and N. Ahuja, Low Bit-Rate Video Coding with Implicit Multiscale Image Segmentation, IEEE Transactions on Circuits and Systems for Video Technology, Vol. 11, No. 4, April 2001, 461-474. Abstract and Full Text

R. Dugad and N. Ahuja, A Fast Scheme for Image Size Change in the Compressed Domain, IEEE Trans. on Circuits and Sstems for Video Technology, Vol. 11, No. 4, April 2001, 461-474.Abstract

Z.-P. Liang, H. Pan, R. L. Magin, N. Ahuja and T. S. Huang, Automated Image Registration by Maximization of a Region Similarity Metric, International Journal of Imaging Systems and Technology, special issue on MR Signal Processing, to appear.

M.-H. Yang, D. Kriegman and N. Ahuja, Face Detection Using Multimodal and Density Modes, Computer Vision and Image Understanding, Vol. 84, October 2001, 1-21.

M.-H. Yang, D. Kriegman and N. Ahuja, Detecting Faces in Images: A Survey, IEEE Transactions on Pattern Analysis and Machine Intelligence, January 2002, 34-58.

M. Aggarwal and N. Ahuja, A Pupil-Centric Model of Image Formation, International Journal of Computer Vision, 48(3), 2002, 195-214.

M.-H. Yang, N. Ahuja and M. Tabb, Extraction of Motion Trajectories and Its Application to Hand Gesture Recognition, IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol., 24, No. 8, 2002, 1061-1074.

D. Roth, M.-H. Yang and N. Ahuja, Learning to Recognize Objects, Neural Computation, Vol. 14, No. 5, 2002, 1071-1104.

R. Dugad and N. Ahuja, A Scheme for Spatial Scalability Using Nonscalable Encoders, IEEE Transactions CSVT, Vol. 13, No. 10, October 2003, 993-999.

K.-H. Tan, H. Hua and N. Ahuja, Multiview Panoramic Cameras Using Mirror Pyramids, IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol. 26, No. 6, June 2004.

M. Aggarwal and N. Ahuja, Split Aperture Imaging for High Dynamic Range, International Journal on Computer Vision, Vol. 58, No. 1, June 2004, 195-214.

A. Sehgal, A. Jagmohan and N. Ahuja, Robust Wyner-Ziv Coding of Video, IEEE Transactions on Multimedia, Vol. 6, No. 2, April 2004, 249-258.

M. Tabb and N. Ahuja, Two-Dimensional Motion Estimation by Matching a Multiscale Set of Region Primitives, IEEE Transactions on Pattern Analysis and Machine Intelligence, to appear.

J.-H. Chuang, N. Ahuja, C.-C. Lin, C.-H. Tsai and C.-H. Chen, A Potential-Based Generalized Cylinder Representation, Computers and Graphics, Vol. 28, 2004, 907-918.

M. Aggarwal and N. Ahuja, Split Aperture Imaging for High Dynamic Range, International Journal on Computer Vision, Vol. 58, No. 1, June 2004, 7-17. Abstract and Full Text

Hongcheng Wang, Ning Xu, Ramesh Raskar and Narendra Ahuja, Videoshop: A New Framework for Video Editing in Gradient Domain, Graphical Models (GM), Volume 69, Issue 1, Jan. 2007, pp 57-70 [Full Text]

S. Yi, B. Choi and N. Ahuja, Real-time Omni-directional Distance Measurement with Active Panoramic Vision, International Journal of Control, Automation, and Systems, Vol. 5, No. 2, April 2007, 184-191.[Full Text]

Hong Hua, C. Gao, and N. Ahuja, Calibration of an augmented reality system using head-mounted projective displays, IEEE Transactions on Systems, Man, Cybernetics (Part A: Systems), 37(3), 416-30, May 2007. [Full Text]

T. Yu, N. Xu and N. Ahuja, Shape and View Independent Reflectance Map from Multiple Views, International Journal of Computer Vision, Vol. 73, No. 2, June 2007, 123-138. [Full Text]

A. Briassouli and N. Ahuja, Extraction and Analysis of Multiple Periodic Motions in Video Sequences, IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol. 29, No. 7, July 2007, 1244-1261. [Full Text]

H. Hua, N. Ahuja and C. Gao, Design Analysis of a High-Resolution Panoramic Camera Using Conventional Imagers and a Mirror Pyramid, IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol. 29, No. 2, 2007, 356-361 [Full Text]

N. Xu, N. Ahuja, R. Bansal, Object segmentation using graph cut based active contours, Computer Vision and Image Understanding,Volume 107, Issue 3, September 2007, Pages 210-224 [Full Text]

S. Todorovic and N. Ahuja, Region Based Hierarchical Image Matching, Int. Journal of Computer Vision, to appear. [Full Text]

A. Briassouli and N. Ahuja, Integration of Frequency and Space for Multiple Motion Estimation and Shape-Independent Object Segmentation, IEEE Transactions on Circuits, Systems and Video Technology, to appear

H. Wang and N. Ahuja, A Tensor Approximation Approach to Dimensionality Reduction, International Journal of Computer Vision, 76:3, March 2008, 217-229. [Full Text]

S. Todorovic and N. Ahuja, Unsupervised Category Modeling, Recognition, and Segmentation in Images, IEEE Trans. Pattern Analysis and Machine Intelligence, 2008, to appear. [Full Text]

Conference Papers

N. Ahuja, Connectivity in Lattices and Mosaics, Proc. 4th Int. Joint Conf. on Pattern Recognition, Kyoto, Japan, November 1978, 488-493. Abstract

N. Ahuja and A. Rosenfeld, Mosaic Models for Textures, 18th IEEE Conf. Decision and Control, Fort Lauderdale, December 1979, Proc. 60-70. Abstract

N. Ahuja, R. T. Chien, R. Yen and N. Bridwell, Interference Detection and Collision Avoidance Among Three Dimensional Objects, Proc. 1st National Conf. on Artificial Intelligence, Stanford University, August 19-21, 1980, 44-48. Abstract

N. Ahuja, Dot Pattern Processing Using Voronoi Polygons as Neighborhoods, Proc. 5th Int. Joint Conf. on Pattern Recognition, Miami Beach, December 1-4, 1980, 1122-1127. Abstract

N. Ahuja, Dot Pattern Processing Using Voronoi Polygons as Neighborhoods, presented at IEEE Image Segmentation Workshop, VPI, Blacksburg, May 15-16, 1980. Abstract

N. Ahuja, Approaches to Recursive Image Decomposition, Proc. IEEE Conf. on Pattern Recognition and Image Processing, Dallas, August 3-5, 1981, 75-80.

N. Ahuja, N. Bridwell, C. Nash and T. S. Huang, Three-Dimensional Robot Vision, Proc. IEEE International Workshop on Industrial Applications of Machine Vision, Raleigh-Durham, May 3-5, 1982, 206-213. Abstract

N. Ahuja and S. Swamy, Multiprocessor Pyramids for Bottom-up Image Analysis, Proc. IEEE Conf. on Pattern Recognition and Image Processing, Las Vegas, June 13-17, 1982, 380-385. Abstract

N. Ahuja and S. Swamy, Interleaved Pyramid Architectures for Bottom-Up Image Analysis, Proc. 6th Int. Conf. on Pattern Recognition, Munich, Germany, October 19-22, 1982, 388-391. Abstract

M. Tuceryan and N. Ahuja, Segmentation of Dot Patterns Containing Homogeneous Clusters, Proc. 6th Int. Conf. on Pattern Recognition, Munich, Germany, October 19-22, 1982, 392-394. Abstract

B. An, N. Ahuja and B. Schachter, Image Representation Using Voronoi Tessellation, Proc. IEEE Conf. on Computer Vision and Pattern Recognition, Washington, D. C., June 19-23, 1983, 188-189. Abstract

C. Nash and N. Ahuja, Updating Octrees of Translating Objects, Proc. IEEE Conf. on Computer Vision and Pattern Recognition, Washington, D. C., June 19-23, 1983, 380-381. Abstract

M. Tuceryan and N. Ahuja, Perceptual Segmentation of Nonhomogeneous Dot Patterns, Proc. IEEE Conf. on Computer Vision and Pattern Recognition, Washington D. C., June 19-23, 1983, 47-52. Abstract

H. C. Chen, N. Ahuja and T. S. Huang, Septree Representation of Moving Objects Using Hexagonal Cylinderical Decomposition, Proc. Intelligent Robots: 3rd Int. Conf. on Robot Vision and Sensory Controls, Cambridge, November 6-10, 1983. Abstract

N. Ahuja, Dot Pattern Perception, Proc. National Symposium on Image Signal Processing, Indian Institute of Technology, Madras, India, January 9-12, 1984.

N. Ahuja, Efficient Planar Embedding of Trees for VLSI Layouts, IEEE Int. Conf. on Systems, Man and Cybernetics, Bombay/New Delhi, India, December 30, 1983 - January 7, 1984, Proc. 28-32. Abstract

N. Ahuja, Efficient Planar Embedding of Trees for VLSI layouts, Proc. 7th Int. Conf. on Pattern Recognition, Montreal, Canada, July 30 - Aug 2, 1984, 460-464. Abstract

N. Ahuja and W. Hoff, Augmented Medial Axis Transform, Proc. IEEE Workshop on Computer Vision, Annapolis, Maryland, April 30 - May 2, 1984, 251-256.

C. H. Debrunner and N. Ahuja, A Bottom-up Minimum Spanning Tree Algorithm for Multiprocessor Pyramid Architectures, Proc. Workshop on Algorithm-Guided Parallel Architectures for Automatic Target Recognition, Leesburg, Virginia, July 16-18, 1984, 51-78. Abstract

W. Osse and N. Ahuja, Efficient Octree Representation of Moving Objects, Proc. 7th Int. Conf. on Pattern Recognition, Montreal, Canada, July 30 - Aug 2, 1984, 821-823. Abstract

R. Ruff and N. Ahuja, Robot Path Planning in a Three-Dimensional Environment, Proc. 7th Int. Conf. on Pattern Recognition, Montreal, Canada, July 30 - Aug 2, 1984, 188-191. Abstract

N. Ahuja and W. Hoff, Augmented Medial Axis Transform, Proc. 7th Int. Conf. on Pattern Recognition, Montreal, Canada, July 30 - Aug 2, 1984, 336-338. Abstract

N. Ahuja and M. Tuceryan, Representing Geometric Structure in Dot Patterns, Geobild ©85, Georgenthal, DDR, January 14-18, 1985.

J. Veenstra and N. Ahuja, Octree Generation from Silhouette Views of an Object, IEEE Int. Conf. on Robotics and Automation, St. Louis, March 25-28, 1985, 843-848. Abstract

N. Ahuja and M. Tuceryan, Extracting Perceptual Structure in Dot Patterns, IEEE Workshop on Languages for Automation: Cognitive Aspects in Information Processing, Palma de Mallorca, Spain, June 28-29, 1985, 86-91.

W. Hoff and N. Ahuja, Generating Range Map from Stereo Images, 4th Scandinavian Conf. on Image Analysis, Trondheim, Norway, June 18-20, 1985, 761-768.

J. Weng and N. Ahuja, Octree Representation of Objects in Arbitrary Motion, IEEE Conf. on Computer Vision and Pattern Recognition, San Francisco, June 9-13, 1985, 524-529. Abstract

W. Hoff and N. Ahuja, Depth from Stereo, IEEE Conf. on Computer Vision and Pattern Recognition, San Francisco, June 9-13, 1985.

M. Sharma, J. H. Patel and N. Ahuja, NETRA: A Multiprocessor Computer Architecture for Image Understanding, IEEE Workshop on Computer Architecture for Pattern Analysis and Image Database Management, Miami, November 18-20, 1985, 92-98. Abstract

W. Hoff and N. Ahuja, Surfaces from Stereo, Proc. DARPA Image Understanding Workshop, Miami, December 9-10, 1985, 98-106.

J. Veenstra and N. Ahuja, Efficient Octree Generation from Silhouettes, IEEE Conf. on Computer Vision and Pattern Recognition, Miami, June 22-26, 1986, 537-542. Abstract

T. S. Huang, J. Weng and N. Ahuja, 3-D Motion from Image Sequences: Modeling, Understanding and Prediction, IEEE Workshop on Motion: Representation and Analysis, Kiawah Island, May 6-9, 1986, 516-518.

W. Hoff and N. Ahuja, Surfaces from Stereo, 8th International Conference on Pattern Recognition, Paris, France, October 28-31, 1986, 516-518.

J. Weng, N. Ahuja and T. Huang, 3-D Motion from Image Sequences: Modeling, Estimation and Prediction, 8th International Conference on Pattern Recognition, Paris, France, October 28-31, 1986, 1107-1109.

W. Hoff and N. Ahuja, Extracting Surfaces from Stereo Images: An Integrated Approach, First International Conference on Computer Vision, London, England, June 8-11, 1987, 284-294.

D. Blostein and N. Ahuja, Representation and Three-dimensional Interpretation of Image Texture: An Integrated Approach, First International Conference on Computer Vision, London, England, June 8-11, 1987, 444-449.

J. Weng, T. Huang and N. Ahuja, Error Analysis of Motion Parameter Estimation from Image Sequences, First International Conference on Computer Vision, London, England, June 8-11, 1987, 703-707.

S. Srivastava and N. Ahuja, An Algorithm for Generating Octrees from Object Silhouettes in Perspective Views, Proc. IEEE Workshop on Computer Vision, Miami Beach, November 30 -December 2, 1987, 363-365. Abstract

J. Weng, T. Huang and N. Ahuja, A Two-Step Approach to Optimal Motion and Structure Estimation from Feature Correspondences, Proc. IEEE Workshop on Computer Vision, Miami Beach, November 30 -December 2, 1987, 355-357.

Y. Hwang and N. Ahuja, Path Planning Using a Potential Field Representation, Proc. IEEE International Conference on Robotics and Automation, Philadelphia, April 25-29, 1988, 648-649.