VideoDraw: a video interface for collaborative drawing
CHI '90 Proceedings of the SIGCHI Conference on Human Factors in Computing Systems
Toward an open shared workspace: computer and video fusion approach of TeamWorkStation
Communications of the ACM
Videodraw: a video interface for collaborative drawing
ACM Transactions on Information Systems (TOIS) - Special issue on computer—human interaction
Continuous skeleton computation by Voronoi diagram
CVGIP: Image Understanding
Interacting with paper on the DigitalDesk
Communications of the ACM - Special issue on computer augmented environments: back to the real world
Integration of interpersonal space and shared workspace: ClearBoard design and experiments
ACM Transactions on Information Systems (TOIS)
Convergence and continuity criteria for discrete approximations of the continuous planar skeleton
CVGIP: Image Understanding
DOLPHIN: integrated meeting support across local and remote desktop environments and LiveBoards
CSCW '94 Proceedings of the 1994 ACM conference on Computer supported cooperative work
Bricks: laying the foundations for graspable user interfaces
CHI '95 Proceedings of the SIGCHI Conference on Human Factors in Computing Systems
Convexity rule for shape decomposition based on discrete contour evolution
Computer Vision and Image Understanding
VIDEOPLACE—an artificial reality
CHI '85 Proceedings of the SIGCHI Conference on Human Factors in Computing Systems
Shape Similarity Measure Based on Correspondence of Visual Parts
IEEE Transactions on Pattern Analysis and Machine Intelligence
The actuated workbench: computer-controlled actuation in tabletop tangible interfaces
Proceedings of the 15th annual ACM symposium on User interface software and technology
International Journal of Computer Vision
An Environment for Collaborative Iteration Planning
ADC '05 Proceedings of the Agile Development Conference
Mechanical constraints as computational constraints in tabletop tangible interfaces
Proceedings of the SIGCHI Conference on Human Factors in Computing Systems
System guidelines for co-located, collaborative work on a tabletop display
ECSCW'03 Proceedings of the eighth conference on European Conference on Computer Supported Cooperative Work
Skeleton Pruning by Contour Partitioning with Discrete Curve Evolution
IEEE Transactions on Pattern Analysis and Machine Intelligence
Discrete bisector function and Euclidean skeleton in 2D and 3D
Image and Vision Computing
IEEE Transactions on Pattern Analysis and Machine Intelligence
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An efficient and stable skeletonization consisting of a Voronoi skeletonization following by a two step pruning is presented. The first pruning step removes Voronoi edges crossing the shape boundary. The second follows a Discrete Curve Evolution approach. Both pruning steps can be done very efficiently because entire Voronoi segments are pruned based on tests on points. The algorithm works in realtime and could be used in a gesture recognition interface for tabletop interfaces.