Publications-Visual Design and Engineering Lab - Carnegie Mellon University

Journal Publications

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Mehmet Ersin Yumer, Levent Burak Kara. (2012). Surface Creation on Unstructured Point Sets Using Neural Networks. Computer-Aided Design, accepted.
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Gunay Orbay, Mehmet Ersin Yumer, Levent Burak Kara. (2012). Sketch-based Shape Exploration Using Multi-Scale Freeform Surface Editing. AI-EDAM, Special Issue on Sketching and Pen-based Design Interaction, accepted.
teaser Luoting Fu, Levent Burak Kara, Kenji Shimada. (2011). Feature, Design Intention and Constraint Preservation for Direct Modeling of 3D Freeform Surfaces. 3D Research, Volume 3, Issue 2.
teaser Mark Fuge, Mehmet Ersin Yumer, Gunay Orbay, Levent Burak Kara. (2011). Conceptual Design and Modification of Freeform Surfaces Using Dual Shape Representations in Augmented Reality Environments. Computer-Aided Design, in print.
teaser Luoting Fu, Levent Burak Kara. (2011). Neural Network-based Symbol Recognition using a Few Labeled Samples. Computers & Graphics, Elsevier, Volume 35, Issue 5, Pages 955-966, 2011
teaser Gunay Orbay, Levent Burak Kara. (2011). Beautification of Design Sketches Using Trainable Stroke Clustering and Curve Fitting. IEEE Transactions on Visualization and Computer Graphics, Volume 17, Number 5, May 2011, Pages 694-708.
teaser Luoting Fu, Levent Burak Kara. (2011). From engineering diagrams to engineering models: Visual recognition and applications. Computer-Aided Design, Volume 43, Issue 3, Pages 278-292, 2011.
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Onur Dur, Sinan Tolga Coskun, David Frakes, Levent Burak Kara, Kerem Pekkan. (2010). Computer-Aided Patient-Specific Coronary Artery Graft Design Improvements Using CFD Coupled Shape Optimizer. Cardiovascular Engineering and Technology, Volume 2, Number 1, Pages 35-47, 2010.
teaser Paul Steif, Jamie M Lobue, Levent Burak Kara, Anne L Fay. (2010). Improving Problem Solving Performance by Inducing Talk about Salient Problem Features. ASEE Journal of Engineering Education, Volume 99, Issue 2.
teaser Levent Burak Kara, Kenji Shimada. (2008). Supporting Early Styling Design of Automobiles Using Sketch-based 3D Shape Construction. Computer-Aided Design & Applications, Volume 5, Issue 6, pp 867-876, 2008. Also CAD'08 conference
teaser Levent Burak Kara, Leslie Gennari, Thomas F. Stahovich. (2008). A Sketch-based tool for Analyzing Vibratory Mechanical Systems. Journal of Mechanical Design, Volume 130, Issue 10.
teaser Levent Burak Kara, Kenji Shimada, Sarah D. Marmalefsky. (2007). An Evaluation of User Experience with a Sketch-based 3D Modeling System. Computers & Graphics. Volume 31, Issue 4, August 2007, Pages 580-597.
teaser WeeSan Lee, Levent Burak Kara, Thomas F. Stahovich. (2007). An Efficient Graph-Based Symbol Recognizer. Computers & Graphics. Volume 31, Issue 4, August 2007, Pages 554-567.
teaser Levent Burak Kara, Kenji Shimada. (2007). Sketch-based 3D Shape Creation for Industrial Styling Design. IEEE Computer Graphics and Applications, vol. 27, no. 1, pp. 60-71.
teaser Levent Burak Kara, Thomas F. Stahovich. (2005). An Image-Based, Trainable Symbol Recognizer for Hand-drawn Sketches. Computers & Graphics 29(4): 501-517.
teaser Leslie Gennari, Levent Burak Kara, Thomas F. Stahovich, Kenji Shimada. (2005). Combining Geometry and Domain Knowledge to Interpret Hand-Drawn Diagrams. Computers & Graphics 29(4): 547-562.
teaser Levent Burak Kara,  Thomas F. Stahovich. (2002). Causal Reasoning using Geometric Analysis. AI EDAM, Vol. 16, No. 5, pp 363-384.
teaser Thomas F. Stahovich, Levent Burak Kara. (2001). A Representation for Comparing Simulations and Computing the Purpose of Geometric Features. AI EDAM, Vol. 15, No. 2, pp 189-201.

Peer Reviewed Conference and Workshop Proceedings

Gunay Orbay, Levent Burak Kara. (2011). Sketch-Based Modeling of Smooth Surfaces using Adaptive Curve Networks. Eurographics Symposium on Sketch-Based Interfaces and Modeling (SBIM). Vancouver, Canada. August 2011.
Gunay Orbay, Mehmet Ersin Yumer, Levent Burak Kara. (2011). Sketch-Based Image Editing Using Clothoid Curves. International Workshop on Visual Languages and Computing, as part of International Conference on Distributed Multimedia Systems. Florence, Italy. August 2011.
Mehmet Ersin Yumer, Levent Burak Kara. (2011). Conceptual Design of Freeform Surfaces from Unstructured Point Sets Using Neural Network Regression. ASME International Design Engineering Technical Conferences/DAC. Washington D.C., August 2011.
Erhan Batuhan Arisoy, Gunay Orbay, Levent Burak Kara. (2011). Approximate Surfacing of Curve Clouds for Conceptual Shape Creation and Evaluation. ASME International Design Engineering Technical Conferences/DAC. Washington D.C., August 2011.
Luoting Fu, Mark Fuge, Levent Burak Kara. (2010). Engineering Sketch Recognition: Findings from Recent Bio-inspired and Cognitive Studies at VDEL. 28th ACM Conference on Human Factors in Computing Systems (CHI), Workshop on Designing Sketch Recognition Interfaces. Atlanta, April 2010
Mark Fuge, Levent Burak Kara. (2009). A Testing Method and Cognitive Model of Human Diagram Understanding for Automating Design Sketch Recognition. ASME International Design Engineering Technical Conferences/DTM. San Diego, September 2009
Luoting Fu, Levent Burak Kara. (2009). Recognizing Network-Like Hand-Drawn Sketches - A Convolutional Neural Network Approach. ASME International Design Engineering Technical Conferences/DAC. San Diego, September 2009
Gunay Orbay, Levent Burak Kara. (2009). Learning Geometric Design Knowledge from Conceptual Sketches and Its Utilization in Shape Creation and Optimization. ASME International Design Engineering Technical Conferences/DAC. San Diego, September 2009
Levent Burak Kara, Kenji Shimada. (2008). Supporting Early Styling Design of Automobiles Using Sketch-based 3D Shape Construction. CAD'08 conference
Levent Burak Kara, Kenji Shimada. (2006). Construction and Modification of 3D Geometry Using a Sketch-based Interface. Eurographics Workshop on Sketch-Based Interfaces and Modeling.
WeeSan Lee, Levent Burak Kara, Thomas F. Stahovich. (2006). An Efficient Graph-Based Symbol Recognizer. Eurographics Workshop on Sketch-Based Interfaces and Modeling.
Paul S. Steif, Anne L. Fay, Levent Burak Kara, Stephen E. Spencer. (2006). Work in Progress - Improving Problem Solving Performance in Statics through Body-Centric Talk. 36rd ASEE/IEEE Frontiers in Education Conference, San Diego, CA., October, 28-31, 2006
Levent Burak Kara, Chris D'Eramo, Kenji Shimada. (2006). Pen-based Styling Design of 3D Geometry Using Concept Sketches and Template Models. ACM Solid and Physical Modeling Conference (SPM) 2006.
Levent Burak Kara,  Thomas F. Stahovich. (2004). Sim-U-Sketch: A Sketch-Based Interface for Simulink. Proceedings of AVI-2004, pp  354-357.
Levent Burak Kara, Thomas F. Stahovich. (2004). An Image-Based Trainable Symbol Recognizer for Sketch-Based Interfaces. AAAI Fall Symposium Series 2004: Making Pen-Based Interaction Intelligent and Natural.
Leslie Gennari, Levent Burak Kara, Thomas F. Stahovich. (2004). Combining Geometry and Domain Knowledge to Interpret Hand-Drawn Diagrams. AAAI Fall Symposium Series 2004: Making Pen-Based Interaction Intelligent and Natural.
Levent Burak Kara, Thomas F. Stahovich. (2004). Hierarchical Parsing and Recognition of Hand-Sketched Diagrams. 17th ACM User Interface Software Technology (UIST) 2004.
Levent Burak Kara, Leslie Gennari, Thomas F. Stahovich. (2004). A Sketch-Based Interface for the Design and Analysis of Simple Vibratory Mechanical Systems. 2004 ASME International Design Engineering Technical Conferences  (ASME/ DETC 2004).
Chris Calhoun, Thomas F. Stahovich, Tolga Kurtoglu, Levent Burak Kara. (2002). Recognizing Multi-Stroke Symbols. AAAI Spring Symposium, Sketch Understanding, 2002.
Levent Burak Kara,  Thomas F. Stahovich. (2001). Spatial Reasoning About Mechanical Behaviors. ASME Design Theory and Methodology Conference (DTM), DETC 2001/DTM-21684.

Book Chapter

Levent Burak Kara, Kenji Shimada. (2011). The Creation and Modification of 3D Models Using Sketches and Curves. Sketch-based Interfaces and Modeling, pp 341-367. Springer London.