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COMPGEOM
1999
ACM
15 years 10 months ago
Crust and Anti-Crust: A One-Step Boundary and Skeleton Extraction Algorithm
We wish to extract the topology from scanned maps. In previous work [15] this was done by extracting a skeleton from the Voronoi diagram, but this required vertex labelling and wa...
Christopher M. Gold
CVPR
1997
IEEE
15 years 10 months ago
Model-based brightness constraints: on direct estimation of structure and motion
ÐWe describe a new direct method for estimating structure and motion from image intensities of multiple views. We extend the direct methods of Horn and Weldon [18] to three views....
Gideon P. Stein, Amnon Shashua
NIPS
2008
15 years 7 months ago
Differentiable Sparse Coding
Prior work has shown that features which appear to be biologically plausible as well as empirically useful can be found by sparse coding with a prior such as a laplacian (L1) that...
J. Andrew Bagnell, David M. Bradley
FLAIRS
2006
15 years 7 months ago
Corpus Based Unsupervised Labeling of Documents
Text categorization involves mapping of documents to a fixed set of labels. A similar but equally important problem is that of assigning labels to large corpora. With a deluge of ...
Delip Rao, Deepak P, Deepak Khemani
ECSCW
2003
15 years 7 months ago
Tourism and Mobile Technology
While tourism presents considerable potential for the use of new mobile technologies, we currently have little understanding of how tourists organise their activities or of the pro...
Barry Brown, Matthew Chalmers