Research
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Publications
 Chiara Eva Catalano, Ioannis Ivrissimtzis, and Ahmad Nasri
 Subdivision surfaces and applications,
in Shape Analysis and Structuring Series: Mathematics and Visualization,  De Floriani, Leila; Spagnuolo, Michela (Eds.)
 2008, ISBN: 978-3-540-33264-0, Springer, 2008.
Mohamad Awad, Kacem Chehdi, Ahmad Nasri,
 Multi-component Image Segmentation: A Compartive Analysis Between Hybrid Genetic Algorithms and Self Organizing Maps,
International Journal of Remote Sensing, to appear, 2008.
Ahmad Nasri, Fatima Abu Salem, George Turkigyah,
Subdivision for Graphics and Visualization,
in Graphics and Visualization: Principles & Algorithms, T. Theoharis, G. Papaioannou, N. Platis, N.M. Patrikalakis (Eds.),
pp 251--302, AK Peters, ISBN 978-1-56881-274-8., 2008.
Tianyun Ni, Ahmad Nasri, Jorg Peters
Ternary Subdivision for quadrilateral Meshes, 
 Computer Aided Geometric Design journal, Vol. 24, Pages 361-370, 2007
Mohamad Awad, Kacem Chehdi, Ahmad Nasri
 Multi-component Image Segmentation Using Genetic Algorithm and Artificial Neural Network,
 IEEE Geoscience and Remote Sensing Letters, Vol. 4, No. 4, 2007.
Richard Pusch, Faramarz Samavati, Ahmad Nasri, Brian Wyvill
 Improving the Sketch-Based Interface: Forming Curves from Many Small Strokes,
The Visual Computer journal, Vol. 23, No. 9, pp 955--962, 2007, ISSN:0178-2789


Tianyun Ni, Ahmad Nasri.
TunedTernary Quad Based Subdivision,
 Proceedings of the 4th International conference of Geometric Modeling and Processing - GMP2006,
Pittsburgh, Lecture Notes in Computer Science 4077, K. Myung-Soo, and Shimada Knji (Eds.), pp.  441-450, Springer.
.A. Nasri, M. Sabin, R. Abu Zaki, N. Nassiri, R. Santina
Feature Curves with Cross Curvature Control on Catmull-Clark Subdivision Surfaces,
Proceedings of the Computer Graphics International 2006, Lecture Notes in Computer Science 4035, H.P. Seidel, T. Nishita,
 and Q. Peng (Eds.), pp. 761-768, Springer. 2006
A. Abbas, A. Nasri, W. Ma,
An Approach for Embedding Regular Analytic Shapes within Subdivision Surfaces,
Proceedings of the Computer Graphics International 2006, Lecture Notes in Computer Science 4035, H.P. Seidel, T. Nishita,
 and Q. Peng (Eds.), pp. 761-768, Springer, 2006.
Keyrouz, K. Jibai, N, Turkiyyah, G. Nasri, A.,  Choueiri, E.
 Topological Abstraction for Implementing Recursive Subdivision Surface Computations,
Journal of Computer-Aided Design and Applications, Vol. 3, Nos. 1-4, 2006. http://www.cadanda.com
Abbas A. , Nasri A.
 DEPICT: A High-Level Formal Language for Modelling Constraint Satisfaction Problems.
 Proceeding of ACS/IEEE International Conference on Computer Systems and Applications, Sharjah,  8-11 March, 2006
Abbas A. , Nasri A.
Interpolating Meshes of Curves by Catmull-Clark Subdivision Surfaces with Shape Parameters,
Proceedings of Computer Aided Design and Computer Graphics 2005 , Hong Kong, December, 2005
Abbas A. , Nasri A.
A Generalized Scheme for constructing meshes of  Catmull-Clark Subdivision surfaces interpolating net of curves
International Journal of Computer Aided Design and Manufacturing, Vol. 5, No. 1, pp. 89-96, 2005.
Abbas A. , Nasri A.
Scattered Data Interpolation Using Catmull-Clark Subdivision Surfaces,
Journal of Computer Aided Desing and Applications, 2005.

 

Abbas A. , Nasri A.
Interpolating Multiple Intersecting Curves Using Catmull-Clark Subdivision Surfaces,
Journal of Computer Aided Desing and Applications, Vol. 1, No 1-4, pp 25-32, 2004.

 

Sederberg T., Zheng J, Bakenov A., Nasri A.
T-splines and T-NURCCs, ACM Transaction on Graphics, Vol. 22 No. 3, ACM SIGGRAPH 2003,
San Diego, ISBN 0730-0301, p. 477-484, ACM Press, 2003

 

Nasri A., Abbas, A. and Hasbini, I.
Skinning Catmull-Clark Subdivision Surfaces With Incompatible Cross-sectional Curves,
Proceedings of Pacific Graphics 2003, Canmore, Canada, ISBN 0-7695-2028-6,
p. 102-111, IEEE Press, 2003.

 

 

 

A. Abbas , Ahmad Nasri
Deformation of Catmull-Clark Subdivision Surfaces for Computer Graphics,
Proceeding of the ACS/IEEE International Conference on Computer Systems and
Applications, Tunis, Tunisia, July 14-18, 2003.

 

 

A. Abbas, Ahmad Nasri  
Synthesizing Data Structure Requirements from Algorithm Specifications:
Case Studies from Recursive Subdivision for Computer Graphics and Animation,
Proceeding of the ACS/IEEE International Conference on Computer Systems and
Applications, Tunis, Tunisia, July 14-18, 2003.


 

Ahmad Nasri  
Polygonal Subdivision Curves for Computer Graphics and Geometric Modeling.
Advances in Geometric Modeling, Edited by M. Sarfraz, John Wiley,
ISBN: 0-470-85937-7, p. 1-17, 2003.
 

Ahmad Nasri  
Interpolating an Unlimited Number of Curves Meeting at Extraordinary Points on Subdivision
Surfaces, Computer Graphics Forum Journal, 22 (1), 87-97, 2003.


 

Ahmad Nasri  
NURBS from the pinoeers, Book review, Computer-Aided Design, 121-122, (35) 2003.
 

Ahmad Nasri, Malcolm Sabin  
Special Issue on Subdivision, Editors The Visual Computer, 18 (5-6), 2002.
 

Ahmad Nasri, A. Abbas  
Lofted Catmull-Clark Subdivision Surfaces,
Proceedings of Geometric Modeling and Processing International 2002,
pp. 83-93, Japan, 2002.
  Ahmad Nasri, Tae-wan Kim, Kunwoo Lee. 
Polygonal Mesh Regularization for Subdivision Surfaces Interpolating Meshes of Curves,
The Visual Computer, 2003.
  Ahmad Nasri, A. Abbas. 
Designing Catmull-Clark Subdivision Surfaces With Curve Interpolation Constraints,
Computer & Graphcis Journal, 26 ( 3), pp 393-400, 2002.
  Ahmad Nasri, A. Abbas. 
Polygonal Complexes for Interpolating Curves by Catmull-Clark Subdivision Surfaces,
Proceedings of the 7th International conference on Computer Aided Design
and Computer Graphics, pp. 33-39, Kunming, China, August 22-24, 2001, 2002.
  Ahmad Nasri, Malcolm Sabin. 
Taxonomy of Interpolation Constraints On Recursive Subdivision Surfaces,
The Visual Computer Journal, 18( 6), pp 382-403 , 2002.
The original publication is available in LINK at http://link.springer.de
  Ahmad Nasri, Malcolm Sabin. 
Taxonomy of Interpolation Constraints On Recursive Subdivision Curves,
The Visual Computer Journal, 18 (4), pp 259-272 , 2002.
The original publication is available in LINK at http://link.springer.de
  Ahmad Nasri, Gerald Farin. 
A Subdivision Algorithm for Generating Rational Curves ,
Journal of Graphics Tools , AK Peters, USA, Vol. 6, No. 1, p 35-47, 2001.
  Ahmad Nasri, Tae-wan Kim, Kunwoo Lee. 
Fairing Subdivision With Curve Interpolation Constraints,
Proceedings of Shape Modeling International SMI'2001, IEEE
Computer Society, p 49-59, May 7-11, Italy, 2001.
  Ahmad Nasri, Kees Overveld, Brian Wyvill. 
A Recursive Subdivision Algorithm for Piecewise Circular Spline,
Computer Graphics Forum Journal, 20(1), pp 35-45, , 2001.
Ahmad Nasri. 
Constructing Polygonal Complexes With Shape Handles for Curve Interpolation
By Subdivision Surfaces. Computer Aided Design Journal, Vol. 33, p 735-765, 2001.
Ahmad Nasri. 
Recursive Subdivision of Polygonal Complexes and their applications in CAGD.
Computer Aided Geometric Design Journal, Vol 17, pp 595-615, 2000.
Presented also at the Fifth SIAM conference on Geometric Design , Nashville, 1997.
   Ahmad Nasri
A polygonal Approach to Interpolating Meshes of Curves by Subdivision Surfaces.
Proceedings of Geometric Modeling and Processsing International 2000,
IEEE Computer Society, Hong Kong, 10-12 April, 2000.
Ahmad Nasri and Malcolm Sabin. 
Taxonomy of interpolation conditions in recursive subdivision,
Accepted in the Sixth SIAM conference on Geometric Design, Albuquerque,
2-5 Nov., 1999.
Ahmad Nasri. 
Interpolating meshes of boundary intersecting Curves By Subdivision Surfaces.
The Visual Computer Journal, Vol. 16, No. 1, pp 3-14, 2000
Adams, S.   Jou, R.   Nasri, A.   Radimsky, A.  and  Sy, B.
Integrating Multimedia Techniques into Computer Science Pedagogy.
Proceedings of WebNet99, Honolulu, Hawaii, Oct. 24-30, 1999.

Ahmad Nasri. 
Free-Form Curve Generation By Recursive Subdivision of Polygonal Strip Complexes,
Sketch, ACM Siggraph 99, Los Angeles, 8-13, 1999.
Ahmad Nasri
An Algorithm for Interpolating Intersecting Curves By Recursive Subdivision Surfaces.,
Proceedings of Shape Modeling International'99, 
pp 130-137, IEEE Computer Society, March 1-4, 1999, Japan.
Ahmad Nasri. 
A 4-sided Approach to Curve Interpolation By Recursive Subdivision Surfaces.
The Visual Computer Journal, Vol. 14, No. 7, pp 343-353, 1998.
Peters, J. and Nasri A.
Computing volumes of solids enclosed by recursive subdivision surfaces,
Computer Graphics Forum, Vol. 16, No. 3, 1997.
Ahmad Nasri. 
Interpolation of Open Curves by Recursive Subdivision Surfaces,
Proceedings of the Mathematics of Surfaces VII (Eds. Timm Goodman and Ralph Martin),
Information Geometers, p 173-188, 1997.
Ahmad Nasri. 
Free-form Curve Generation by Recursive Subdivision of Polygons Strips Complexes.
presented at the Fifth SIAM conference on Geometric Design, Nashville, 
Nov. 2-6, 1997.
Ahmad Nasri. 
Curve Interpolation In Recursively Generated B-spline Surfaces Over Arbitrary Topology,
Computer Aided Geometric Design Journal, Vol. 14, No 1, pp 13-30,1997.


Ahmad Nasri. 
Interpolation of Meshes of Curves by Recursive Subdivision Surfaces,
presented at the Fourth SIAM conference on Geometric Design, Nashville, 
Nov. 6-9, 1995.
Ahmad Nasri. 
Developing a Hypermedia System for Computer Systems Education, 
Computer Science Education Journal, Ablex, USA, Vol. 6, No 1, p 33-47, 1995.
Ahmad Nasri. 
Recursive Subdivision in Simulation and Scientific Visualization, 
Proceeding of the First LAAS International conference on Computers and Simulation,
p 337-334, AUB, September, 1995.
R. Sultan and A. Nasri. 
Computer Visualization of Atomic Orbitals, 
Proceeding of the First LAAS International conference on Computers and Simulation,
p 369-375, AUB, September, 1995.
Ahmad Nasri. 
Towards a Hypermedia System for Teaching an Introductory Course to Computer Systems.
Proceedings of the Association for the Advancement of Computing in Education
(AACE), p 671, Vancouver, Canada, June 1994.
Ahmad Nasri. 
Geometry Processing for Design and Manufacture, 
Edited by Robert Barnhill. SIAM, 1992. Review in Computer-Aided Design Journal,
Elsevier science (UK), Vol. 25, No 3, p 195-196, 1993.
Ahmad Nasri. 
Computer Graphics in Computer Graphics Education, 
In Interactive Learning through Visualization - The Impact of Computer Graphics in Education,
IFIP Series on Computer Graphics, Eds. S. Cunningham and R.J. Hubbold, Springer-Verlag, p 216-226, 1992.
Ahmad Nasri. 
Boundary Corner control of Recursive Subdivision Surfaces. 
Computer Aided Design Journal, Elsevier science, (UK), Vol. 23, No 6, p 405-411, 1991.
Ahmad Nasri. 
Computer Graphics in Simulating the Functioning of a Simple Computer, 
Computer Science Education Journal, Ablex, USA, Vol. 2, No 2, 1991.
Ahmad Nasri. 
Interpolation On Irregular Networks With Normal Conditions. 
Computer Aided Geometric Design Journal, Elsevier (North Holland), Vol. 8, p 89-96, 1991.
Ahmad Nasri and W. Lammers. 
3-D Computer Imaging of The Cardiac Activation Sequence, 
Proceedings of The First International Conference on Computer Applications In Science,
Technology And Medicine, University of Isfahan, 189-192, 1991.
Ahmad Nasri. 
Polyhedral Subdivision Methods For Free-Form Surfaces (2MB),
Communication of ACM, Transactions on Graphics, Vol. 6 , No. 1, p 29-73,, January 1987.
Ahmad Nasri. 
Polyhedral Subdivision Methods For Free-Form Surfaces,
Ph.D. Thesis, University of East Anglia, 1984.
Ahmad Nasri. 
N-Sided Surfaces, Computational Geometry Project, University of East Anglia,
Memo CGP82/10, October 1982.

Books
 

M. Sadek, M. Sharabi and A. Nasri. 
Introduction to Computers and Programming in Basic  (Vol.1), Dar Al Kalam, 1989. (in Arabic)