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SCALESPACE
1999
Springer
15 years 11 months ago
An Active Contour Model without Edges
In this paper, we propose a new model for active contours to detect objects in a given image, based on techniques of curve evolution, Mumford-Shah functional for segmentation and l...
Tony F. Chan, Luminita A. Vese
COLT
1998
Springer
15 years 10 months ago
Improved Boosting Algorithms using Confidence-Rated Predictions
Abstract. We describe several improvements to Freund and Schapire's AdaBoost boosting algorithm, particularly in a setting in which hypotheses may assign confidences to each o...
Robert E. Schapire, Yoram Singer
SIGGRAPH
1998
ACM
15 years 10 months ago
Reproducing Color Images Using Custom Inks
We investigate the general problem of reproducing color images on an offset press using custom inks in any combination and number. While this problem has been explored previously ...
Eric J. Stollnitz, Victor Ostromoukhov, David Sale...
STOC
1998
ACM
190views Algorithms» more  STOC 1998»
15 years 10 months ago
Efficient Search for Approximate Nearest Neighbor in High Dimensional Spaces
We address the problem of designing data structures that allow efficient search for approximate nearest neighbors. More specifically, given a database consisting of a set of vecto...
Eyal Kushilevitz, Rafail Ostrovsky, Yuval Rabani
CONCUR
1997
Springer
15 years 10 months ago
Reachability Analysis of Pushdown Automata: Application to Model-Checking
We apply the symbolic analysis principle to pushdown systems. We represent (possibly in nite) sets of con gurations of such systems by means of nite-state automata. In order to re...
Ahmed Bouajjani, Javier Esparza, Oded Maler