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Krishnendu Chaudhury
Works at Google
Attended University of Kentucky
Lives in Saratoga California


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  • University of Kentucky
    Computer Science
Basic Information
i can touch the tip of my nose with my tongue
Krishnendu Chaudhury aka Krish Chaudhury

Research Interests: Image Processing, Computer Vision, Computer Graphics, Pattern Recognition

Work History
  • Adobe Systems, San Jose, CA, Feb 1996 - Sep 12 2005
    Senior Computer Scientist, ATG (Advanced Technology Group), Acrobat Engineering, PostScript Advanced Development.
  • University of Kentucky, Lexington, KY, Aug 1993 - Dec 1993
    Instructor, Dept. of Computer Science (taught Intro to Numerical Analysis, Intro to Data Structures & Algorithms)
  • University of Kentucky, Lexington, KY, Aug 1989 - Aug 1993
    Research Assistant, Center for Robotics, University of Kentucky (funded by NASA)
  • PhD, Computer Science University of Kentucky at Lexington, Lexington, KY, USA
    • Dissertation: "Motion Estimation from a sequence of Intensity or Range Images".
  • BE (Electronics & Telecommunication Engineering), Jadavpur University, India.
List of Selected Patents and Publications
  • “Approach for automatic extraction of character-level groundtruth from images”, Alessandro Bissacco, Krishnendu Chaudhury,  Google patent application, GP-4196-00-US 2525.5680000.
  • "Segmenting Printed Media Pages into Articles", Krishnendu Chaudhury & S. Thirthala, GP-1536-00-US, International Patent application filed from Google
  • "Identifying a Front Page in Media Material", Krishnendu Chaudhury et al, GP-1535-00-US, International Patent application filed from Google
  • "Method and Apparatus for Enhancing Object Boundary Precision in Images", Krishnendu Chaudhury, Ashutosh Kulshreshtha, GP-846-00-US, US patent application filed from Google.
  • “Digital Image Archiving in Mobile Device System”, Krishnendu Chaudhury, Ashutosh Garg, Arvind Saraf, Prasenjit Phukan, GP-895-00-US, U.S. patent application from Google.
  • "Complexity Based Adaptive Tiling for Transparency Flattener", Krish Chaudhury, Dejan Markovic (U.S Patent 7385727, Adobe Systems).
  • A Cubic B Spline Intensity Re-sampling Based  Method for Automatic Image Feature Embedding”, Krish Chaudhury, Dejan Markovic (U.S. Patent 7734118, Adobe Systems).
  • “Scaling of Raster Images without Edge Blurring”, Krish Chaudhury, Dejan Markovic (U.S.  Patent 7817871, Adobe Systems). 
  • "Author Signature for Legal Purposes", Jim Pravetz, Krish Chaudhury, Sunil Agrawal (U.S.  Patent 7774608, Adobe Systems).
  • "Document Modification Detection and Prevention", Krish Chaudhury, Jim Pravetz, Sunil Agrawal  (U.S.  Patent 7735144, Adobe Systems).
  • "Document Digest Allowing Selective Changes to a PDF Document", Krish Chaudhury, Jim Pravetz (International Patent,  Adobe Systems,PCT/US2004/015116).
  • "Dynamic Enabling of Functionality in Electronic Document Readers", Krish Chaudhury, Jim Pravetz (U.S.  Patent 7278168, Adobe Systems).
  • "Detecting 3D Motion Field from Range Image Sequence", Krishnendu Chaudhury, R. Mehrotra, Cid Srinivasan, IEEE Transactions on Systems, Man, and Cybernetics journal, vol. 29,  No. 2, April 1999 (Detecting3DMotionFieldFromRangeImageSequence.pdf).
  • "A Trajectory based Computational Model for Optical Flow Computation", Krishnendu Chaudhury, R. Mehrotra, IEEE Transactions on Robotics and Automation journal, pp. 733-741, vol. 11, No. 5, Oct 1995 (TrajectoryBasedOpticalFlow_ChaudhuryMehrotra.pdf).
  • "Optical Flow Estimation using Smoothness of Intensity Trajectories", Krishnendu Chaudhury, R. Mehrotra, CVGIP: Image Understanding journal, pp. 230-244, vol. 60, No. 2, September, 1994.
  • "Detecting 3D Flow", Krishnendu Chaudhury, R. Mehrotra, International Conference on Robotics and Automation, San Diego, California, May 8-13, 1994. 
  • Optical Flow from an  Extended Frame Sequence, Krishnendu Chaudhury, R. Mehrotra, International Conference on Robotics and Automation, Atlanta, Georgia, May 2-7, 1993.
  • A Parallel Algorithm for 3D Point Pattern Matching, Krishnendu Chaudhury, R. Mehrotra, IEEE International Conference on Systems, Man and Cybernetics, Charlottesville, Virginia, Oct. 13-16 1991.
  • Loss and Gain of Optical Couplers with Collision Detection for CSMA/CD based LANs, A. Das, Krishnendu Chaudhury, IEEE International Conference on Communication Systems, ICCS-89, Singapore, Oct. 12-16, 1989   

Other Interests

  • Playing with my daughter (I wish she enjoyed my company as much I do hers).
  • Mathematics
  • Tennis
Bragging rights
I can defeat my cellphone in kickboxing
  • Google
  • Adobe Systems, San Jose
    1996 - 2005
Map of the places this user has livedMap of the places this user has livedMap of the places this user has lived
Saratoga California
Mountain View California - Lexington, KY - Calcutta