Jihad El-Sana

Personal Website

Publications

 | Journals Papers | Conference Papers | Books Chapters | Patents |

Automatic Reconstruction of Tree Skeletal Structures from Point Clouds
Yotam Livny, Feilong Yan, Matt Olson, Baoquan Chen, Hao Zhang, Jihad El-Sana
ACM Transactions on Graphics (Proceedings of SIGGRAPH ASIA 2011)
Word Spotting for Handwritten Documents using Chamfer Distance and Dynamic Time Warping
Raid Saabni,  Jihad El-Sana
 DRR2011
  Displacement Patches for View-Dependent Rendering
Gilad Bauman,Yotam Livny, Jihad El-Sana
 Visual Computer, 2011
  Carving for topology simplification of polygonal meshes
Nate Hagbi, Jihad El-Sana
Computer-Aided Design, 2010
  In-Place Sketching for content authoring in Augmented Reality games
Nate Hagbi, Raphael Grasset, Oriel Bergig, Mark Billinghurst, Jihad El-Sana
Virtual Reality 2010
Shape Recognition and Pose Estimation for Mobile Augmented Reality
Nate Hagbi, Oriel Bergig, Jihad El-Sana, and Mark Billinghurst
ISMAR 2009
IEEE Transaction on Visualization and Computer Graphics, 2010.
  In-place 3D sketching for authoring and augmenting mechanical systems
Oriel Bergig, Nate Hagbi, Jihad El-Sana, Mark Billinghurst
ISMAR 2009
  Hierarchical On-line Arabic Handwriting Recognition
Raid Saabni, Jihad El-Sana
 The 10'th International Conference on Document Analysis and Recognition[ICDAR] 2009
  In-place Augmented Reality
 Nate Hagbi, Oriel Bergig, Jihad El-Sana, Klara Kedem, Mark Billinghurst
 ISMAR 2008

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Journal Papers

  1. O. Biller, J. El-Sana, K. Kedem The influence of language orthographic characteristics on digital word recognition Literary and Linguistic Computing, 2014, doi: 10.1093/llc/fqu051
    [Full paper, PDF]

  2. R. Saabni, A. Assi, J. El-Sana Text Line Extraction for Historical Document Images Pattern Recognition Letters, Elsevier, Vol. 35, No. 1, 2014, pp. 23-33,
    [Full paper, PDF]

  3. R. Saabni, J. El-Sana Keywords image retrieval in historical handwritten arabic documents Journal of Electronic Imaging, SPIE, Vol. 22, No. 1, 2012.
    doi:10.1117/1.JEI.22.1.013016.
    [Full paper, PDF]

  4. A. Stein, E. Geva, J. El-Sana. CudaHull: Fast Parallel 3D Convex Hull on the GPU, Computers&Graphics, Volume 36, Issue 4, pp. 265–271, June 2012.
    [Full paper, PDF]

  5. R. Saabni, J. El-Sana. Comprehensive Synthetic Arabic Database for On/Off-line Script Recognition Research, International Journal on Document Analysis and Recognition, pp. 1-12, 2012.
    [Full paper, PDF]

  6. N. Hagbi, R. Grasset, O. Bergig, M. Billinghurst, J. El-Sana. In-Place Sketching for Augmented Reality Games, ACM Computers in Entertainment, 2012 (to Appear).
    [Full paper, PDF]

  7. O. Bergig, E. Soreq, N. Hagbi, K. Pevzner, N. Levi, S. Blau, Y. Smelansky, J. El-Sana. Out of the Cube - Augmented Rubik's Cube, International Journal of Computer Games Technology, vol. 2011, Article 570210, pp. 1-7, 2011.
    Full paper, PDF]

  8. Y. Livney, G. Bauman, J. El-Sana, Displacement Patches for View-Dependent Rendering. The Visual Computer-International Journal of Computer Graphics, Volume 28, Issue 3, pp 247-263, 2012.
    [Full paper, PDF]

  9. Y. Livny, F. Yan, M. Olson, B. Chen, H. Zhang, J. El-Sana, Automatic Reconstruction of Tree Skeletal Structures From Point Clouds, ACM Transaction on Graphics, Vol.29, No.6, pp. 151-158 (2010).
    [Full paper, PDF]

  10. N. Hagbi, O. Bergig, J. El-Sana, M. Billinghurst, Shape Recognition and Pose Estimation for Mobile Augmented Reality, IEEE Transactions on Visualization and Computer Graphics (TVCG), vol. 99, October 2010.
    [Full Paper, PDF].

  11. O. Bergig, N. Hagbi, J. El-Sana, K. Kedem, M. Billinghurst, In-place Augmented Reality, Virtual Reality, Vol. 14, No. 2, 2010 Springer.
    [Full Paper, PDF]

  12. N. Hagbi, J. El-Sana, A Carving Framework for Topology Simplification of Polygonal Meshes. Computer-Aided Design, Elsvier, Vol. 42, No. 1, pp. 67-75.
    [Full Paper, PDF]

  13. F. Biadsy, R. Saabni, J. El-Sana. Segmentation-free Online Arabic Handwriting Recognition, International Journal of Pattern Recognition and Artificial Intelligence, World Scientific, Vol. 25, No. 7 (2011), pp. 1009-1033.
    [Full Paper, PDF]

  14. Y. Livny, Z. Kogan, J. El-Sana. Seamless Patches for GPU-based Terrain Rendering. Visual Computer, 2009, Vol. 26, No 3, pp 197-208.
    [Full Paper, PDF]

  15. Y. Livny, M. Press, J. El-Sana. Interactive GPU-Based Adaptive Cartoon-Style Rendering. Visual Computer, 2008, Vol.24, No.4, pp.239-247. [Full Paper, PDF]

  16. Y. Livny, N. Sokolovsky, T. Grinshpoun, J. El-Sana. A GPU Persistent Grid Mapping for Terrain Rendering. Visual Computer 2008, Vol.24, No.2, pp. 139-153.
    [Full Paper, PDF]

  17. J. El-Sana, N. Asis, O. Hadar. Integrating Motion Perception with View-Dependent Rendering for Dynamic Environments. Computers & Graphics 2002, 26(5): 721-731.

  18. N.Sokolovsky, J. El-Sana. Frame Hierarchy: A framework for Level of Detail Video Visualization. Journal of Image and Graphics, 2006.
    [Full Paper, PDF]

  19. Y.Livny, N. Sokolovsky, J. El-Sana. Dual-Adaptive Path for Multiresolution Hierarchies. International Journal of Image and Graphics, 2006.
    [Full Paper, PDF]

  20. N. Sokolovsky, J. El-Sana, C. Silva, Occlusion Culling for View-Dependent Rendering. Visual Computer, 2005.

  21. N. Sokolovsky, J. El-Sana. View-Dependent Rendering for Large Polygonal Model over Local Area Networks. International Journal of Image and Graphics, Vol 3, No 3, 2003, pp 265-290.

  22. J. El-Sana, F. Evans, A. Varshney, S. Skiena, and E. Azanli. Efficiently Computing and Updating Triangle Strips for Real-Time Rendering. The Journal Computer-Aided Design 2000, Vol. 32 No. 13, pp. 691-706.

  23. F. Bernardini, J. El-Sana, and J. Klosowski. Directional Discretized Occluders for Accelerated Occlusion Culling. Computer Graphics Forum, August 2000, Vol. 19, No. 3, pp. 507-516.

  24. J. El-Sana and Y. J. Chiang. External Memory View-Dependent Rendering, Computer Graphics Forum,August 2000, Vol. 19, No. 3, pp. 139-150. [Best Paper Award]

  25. J. El-Sana and A. Varshney. Generalized View-Dependent Topology Simplification for arbitrary polygonal models. Computer Graphics Forum, August 1999, Vol. 18, No. 3, pp. 83-94.

  26. J. El-Sana and A. Varshney. Topology simplification for polygonal virtual environments. IEEE Transaction on Visualization and Computer Graphics. June 1998, Vol. 4, No. 2.

  27. J. Xia, J. El-Sana, and A. Varshney. Adaptive real-time level-of-detail-based rendering for polygonal models. IEEE Transaction on Visualization and Computer Graphics, 1997, Vol. 3, No. 2 pp. 171-183.

  28. A. Meisels, J. El-Sana, and E. Gudes. Decomposing and Solving Timetabling Constraint Networks. Computational Intelligence, Vol.13, 1997 pp. 486-505.

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Conference Papers

  1. R. Cohen, I. Rabaev, J. El-Sana, K. Kedem, Aligning transcript of historical documents using dynamic programming, The 22nd international conference on Document Recognition and Retrieval (DRR), 2014, California.(to appear)
    [Full paper, PDF]

  2. R. Cohen, I. Dinstein, J. El-Sana, and K. Kedem, Using Scale-Space Anisotropic Smoothing for Text Line Extraction in Historical Documents, The International Conference on Image Analysis and Recognition Recognition (ICIAR), Springer Lecture Notes in Computer Science series, 2014.
    [Full paper, PDF]

  3. I. Rabaev, I. Dinstein, J. El-Sana and K. Kedem, Segmentation-free Keyword Retrieval in Historical Document Images, The International Conference on Image Analysis and Recognition Recognition (ICIAR), Springer Lecture Notes in Computer Science series , 2014.
    [Full paper, PDF]

  4. A. Asi, R. Cohen, I. Dinstein, , J. El-Sana,K. Kedem, A Coarse-to-Fine Approach for Layout Analysis of Ancient Manuscripts, 14th International Conference on Frontiers in Handwriting Recognition (ICFHR-2014), Crete, Greece, pp. 140-145.
    [Full paper, PDF]

  5. D. Fecker, A. Asi, V. Märgner, J. El-Sana, T. Fingscheidt, Writer Identification for Historical Documents , International Conference on Pattern Recognition (ICPR), Stockholm, Sweden, 2014.
    [Full paper, PDF]

  6. D. Fecker, A. Asi, W. Pantke, V. Märgner, J. El-Sana, T. Fingscheidt, Document Writer Analysis with Rejection for Historical Arabic Documents , International Conference on Frontiers in Handwriting Recognition (ICFHR-2014), Greece, 2014.
    [Full paper, PDF]

  7. M. Kasis, J. El-Sana, Word Spotting using Radial Descriptor , International Conference on Frontiers in Handwriting Recognition (ICFHR-2014), Greece, 2014.
    [Full paper, PDF]

  8. H. Bai, L. Gao, J. El-Sana, M. Billinghurst, Markerless 3D Gesture-based Interaction for Handheld Augmented Reality Interfaces Work I Progress, IEEE International Symposium on Mixed and Augmented Reality (ISMAR) 2013
    [Full paper, PDF]

  9. R. Cohen, A. Asi, K. Kedem, J. El-Sana, I. Dinstein, Page Layout Analysis of Historical Documents Workshop on Historical Document Imaging and Processing(HIP2013), 2013
    [Full paper, PDF]

  10. O. Biller, A. Asi, K. Kedem, J. El-Sana, I. Dinstein, WebGT: An Interactive Web-based System for
    Historical Document Ground Truth Generation    , International Conference on Document Analysis and Recognition(ICDAR2013), 2013.
    [Full paper, PDF]

  11. I. Rabaev, O. Biller, J. El-Sana, K. Kedem, I. Dinstein, Text Line Detection in Corrupted and Damaged
    Historical Manuscripts    , International Conference on Document Analysis and Recognition(ICDAR2013), 2013.
    [Full paper, PDF]

  12. W. Pantke, V. Margner, D. Fecker, T. Fingscheidt, A. Asi, O. Biller, R. Saabni, M. Yehia, J. El-Sana HADARA - A software System for Semi-Automatic Processing of Historical Documents, Archiving'13, Washnigton D.C., United States, 2013.
    [Full paper, PDF]

  13. N. Amar, M. Raviv, B. David, O. Chernoguz, and J. El-Sana, Synthesizing Reality for Realistic Physical Behavior of Virtual Objects in Augmented Reality Applications for Smart-Phones, In Proceedings of the IEEE Virtaul Reality Conference, 2013.
    [Full paper, PDF]

  14. O. Biller, K. Kedem, I. Dinstien, and J. El-Sana, Evolution Maps for Connected Components in Text Documents, In Proceedings of the International Conference on Frontiers in Handwriting Recognition (ICFHR'12), pp. 405-410, 2012.
    [Full paper, PDF]

  15. R. Cohen, K. Kedem, I. Dinstien, and J. El-Sana, Occluded Character Restoration Using Active Contour with Shape Priors, In Proceedings of the International Conference on Frontiers in Handwriting Recognition (ICFHR'12), pp. 497-502, 2012.
    [Full paper, PDF]

  16. S. S. Bukhari, A. Asi, J. El-Sana, and T. M. Breuel. Layout Analysis for Arabic Historical Document Images Using Machine Learning, In Proceedings of the International Conference on Frontiers in Handwriting Recognition (ICFHR'12), pp. 639-644 , 2012.
    [Full paper, PDF].

  17. A. Asi, I. Rabaev, K. Kedem, J. El-Sana, User-Assisted Alignment of Arabic Historical Manuscripts, International Workshop on Historical Document Imaging and Processing (HIP2011), pp. 22-28, 2011.
    [Full paper, PDF]

  18. A. Asi, R. Saabni, J. El-Sana, Text Line Segmentation for Gray Scale Historical Document Images, International Workshop on Historical Document Imaging and Processing (HIP2011), pp. 120-126, 2011.
    [Full paper, PDF]

  19. I. Rabaev, O. Biller, J. El-Sana, K. Kedem, I. Dinstein, Case Study in Hebrew Character Searching, International Conference on Document Analysis and Recognition(ICDAR2011), pp. 1080-1084, 2011.
    [Full paper, PDF]

  20. R. Saabni, J. El-Sana, Language-Independent Text Lines Extraction Using Seam Carving, International Conference on Document Analysis and Recognition (ICDAR2011), pp. 563-568, 2011.
    [Full paper, PDF].

  21. R. Saabni, J. El-Sana, Word Spotting for Handwritten Documents Using Chamfer Distance and Dynamic Time Warping, Document Recognition and Retrieval XVII”, Proceedings of SPIE 7874, 78740J, 2011.

  22. N. Hagbi, R. Grasset, O. Bergig, M. Billinghurst, J. El-Sana, In-Place Sketching for Content Authoring in Augmented Reality Games, IEEE Virtual Reality 2010 (VR2010), March, Massachusetts, USA.

  23. N. Hagbi, O. Bergig, J. El-Sana, M. Billinghurst, Shape Recognition and Pose Estimation for Mobile Augmented Reality, In the proceeding of the 8th IEEE and ACM International Symposium on Mixed and Augmented Reality(ISMAR09), pp.65-71, Orladno, USA, 2009 [Best Student Paper Award].

  24. O. Bergig, N. Hagbi, J. El-Sana, M. Billinghurst In-Place 3D Sketching for Authoring and Augmenting Mechanical Systems, In the proceeding of the 8th IEEE and ACM International Symposium on Mixed and Augmented Reality(ISMAR09), pp.87-94, Orladno, USA, 2009.

  25. R. Saabni, J. El-Sana, Hierarchical On-line Arabic Handwriting Recognition, In proceedings of the “International Conference on Document Analysis and Recognition”, ICDAR2009, Barcelona, Spain, pp. 867-871, 2009,

  26. R. Saabni, J. El-Sana, Efficient Generation of Comprehensive Data base for Online Arabic Script Recognition, In proceedings of the International Conference on Document Analysis and Recognition(ICDAR2009), Barcelona, Spain, pp. 1231-1235, 2009.

  27. R. Saabni, J. El-Sana, Keyword Searching for Arabic handwriting, In proceedings of the International conference of frontiers in Handwriting recognition (ICFHR2008 Montreal, Canada, pp.1185-1192, 2008.

  28. N. Hagbi, O. Bergig, J. El-Sana, K. Kedem, M. Billinghurst, In-place Augmented Realit, Mixed and Augmented Reality (ISMAR), 2008, pp.135-138.

  29. Y. Livny, N. Sokolovsky, J. El-Sana. Persistent Grid Mapping: A GPU-based Framework for Interactive Terrain Rendering. Pacific Graphics, October, 2006, pp. 123-130.

  30. G. Bauman, Y. Livny, J. El-Sana, GPU-Based Adaptive-Subdivision for View-Dependent Rendering, International Conferences in Central Europe on Computer Graphics, Visualization and Computer Visio, 2009, PP.203-210.

  31. Y. Livny, K. Maman and J. El-Sana, GPU-Oriented JPEG-Like Texture Compression, The Fourth International Conference on Games Research and Development 2008, (CyberGames 2008) Beijing, China, pp. G107-116.

  32. N. Hagbi, J. El-Sana, A Carving Framework for Topology Simplification of Polygonal Meshes. Advances in Geometric Modeling and Processing, 5th International Conference (GMP2008), China, pp. 47-61.

  33. Y. Livny, G. Bauman and J. El-Sana, Displacement Patches for GPU-Oriented View-Dependent Rendering. Proceeding of GRAPP08 (Madeira Portugal, Jan 2008), pp. 181-190.

  34. Y. Livny, K. Maman and J. El-Sana, GPU-Based Compression Technique for Textures. Proceeding of Israel-Italy Bi-National conference, (Haifa Israel, May 2007), pp. 129-132.

  35. M. Press, Y. Livny, J. El-Sana. GPU-Based Compression Techniques for Textures, Geometric Modeling and Computer Graphics, 2007, pp. 87-95.

  36. M. Press, Y. Livny, J. El-Sana. GPU-Based Interactive Cartoon Style Rendering, Geometric Modeling and Computer Graphics, 2007, pp. 108-113.

  37. Y. Livny, Z. Kogan, J. El-Sana. Seamless Patches for GPU-based Terrain Rendering. International Conferences in Central Europe on Computer Graphics, Visualization and Computer Vision, 2007, pp. 201-209

  38. M. Press, J. El-Sana, Multiresolution Hierarchy for real-time cartoon style rendering, 10th International Conference Information Visualization, July 2006, pp. 121-130.

  39. F. Biadsy, J. El-Sana, N. Habash. Online Arabic Handwriting Recognition Using Hidden Markov Models. International Workshop Frontiers in Handwriting Recognition, October 2006, pp. 3278-3286.

  40. N. Sokolovsky, J. El-Sana. Frame Hierarchy - Level of detail for video visualization, Geometric Modeling, Visualization, and Graphics, Utah, July, 2005.

  41. I.Ashkenazi, B. Ben Moshe, J. El-Sana, Approximating Radio Maps: An experimental study, In Proceeding of the 17th Canadian Conference on Computational Geometry, 2005.

  42. Y. Livny, N. Sokolovsky, J. El-Sana. Dual-Adaptive Path for Multiresolution Hierarchies. Geometric Modeling and Computer Graphics, 2005, pp. 78-89.

  43. A. Krasnopolsky, J. El-Sana, Haptic Based Neuronal Cell Skeletonization, Geometric Modeling and Computer Graphics. October, 2004. pp 31-36.

  44. E. Negev, J. El-Sana. Parallel Construction of View-Dependent Rendering Trees, Geometric Modeling and Computer Graphics, October 2003, pp. 47-55.

  45. H. Brovman, J. El-Sana. Toward and Accurate Epsilon-Visibility, Geometric Modeling and Computer Graphics, October 2003, pp. 82-91.

  46. J. El-Sana, E. Bachmat. Optimized View-Dependent Rendering for large Dataset. In IEEE Visualization `02 Proceedings, October 2002.

  47. J. El-Sana, A. Weisman. Dynamic View-Dependent Rendering. Geometric Modeling and Computer Graphics, October 2001, pp 143-150.

  48. J. El-Sana, N. Sokolovsky, C. Silva. Integrating Occlusion Culling with View-Dependent Rendering. In IEEE Visualization `2001 Proceedings, October 2001, pp. 371-378.

  49. J. El-Sana. Multi-User View-Dependent Rendering-Distributed Rendering of Large Datasets. In IEEE Visualization `2000 Proceedings, October 2000, pp. 335-342.

  50. J. El-Sana, E. Azanli, and A. Varshney. Skip-Strips: Triangle Strips for View-Dependent Rendering. In IEEE Visualization `99 Proceedings, October 1999.

  51. F. Dachille, Hong Qin, A. Kaufman, and J. El-Sana. Haptic Sculpting of Dynamic Surfaces. ACM Symposium on Interactive 3D Graphics 1999.

  52. J. El-Sana and A. Varshney. Parallel Construction and Navigation of View-Dependent Virtual Environment, Electric Imaging, Proceeding 99 SPIE, San Jose, California January 1999.

  53. A. Varshney, J. El-Sana, F. Evans, L. Darsa, B. Costa, and S. Skiena. Enabling virtual reality for large-scale mechanical CAD datasets. Proceedings `97 ASME Design Engineering Technical Conference, DETC 97/DFM-4371. California, September 1997.

  54. J. El-Sana and A. Varshney. Controlled simplification of genus for polygonal models. In IEEE Visualization `97 Proceedings, October 1997, pp. 403-410.

  55. A. Meisels, J. El-Sana, and E. Gudes. Comments on CSP algorithms applied to timetabling. Israel Artificial Intelligence and Computer Vision (IAICV), Israel. 1994.

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Book Chapters

  1. E. Nissan and J. El-Sana, A retrospective of a pioneering project. Earlier than XML, other than SGML, still going: CuProS metadata for deeply nested relations, and navigating for retrieval in RAFFAELLO, Language, culture, computation: Essays in honour of Yaacov Choueka, Vol. 2:Tools for text and language, and the cultural dimension (in press) Berlin, Springer.
    [Full Paper, PDF]

  2. J. El-Sana, Remote View-Dependent Rendering, Immersive Projection Technology and Virtual Environments, Springer-Verlag, 2001, pp. 175-185.

  3. J. El-Sana and A. Varshney, Perception-Dependent Haptic Rendering, EUROGRAPHCS Virtual Environments, Springer-Verlag, 2000, pp. 136-144.

  4. J. El-Sana and A. Varshney, View-Dependent Topology Simplification, EUROGRAPHCS Virtual Environments, Springer-Verlag, 1999, pp. 124-134.

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Patents

  1. F. Bernardini, J. El-Sana, D. Luebke, and J. Menon, “Accelerated Occlusion Culling Using Directional Discretized Occluders and System", United States Patent Application (IBM Docket Number Y0999-105), July 1999.

  2. J. El-Sana, F. Biadsy, “Online Recognition of Arabic Handwriting”, United States, Europe.

  3. N. Hagbi, O. Bergig, J. El-Sana, “In-Place Augmented Reality”, United States, Europe.

  4. N. Hagbi, O. Bergig, J. El-Sana, “Recognition and tracking of concabe planar shapes for Augmented reality”, 61/095,989, United States, Europe.

  5. N. Hagbi, O. Bergig, J. El-Sana, "Method and System Compositing an Augmented Reality Scene", U.S. Serial No. 13/063,724, States, Europe.