12825 search results - page 2447 / 2565 » Improved PLSOM algorithm |
140
click to vote
CGF
1998
15 years 3 months ago
1998
We introduce a new data structure in the form of a light hierarchy for efficiently ray-tracing scenes with many light sources. An octree is constructed with the point light sourc...
129
click to vote
CGF
1998
15 years 3 months ago
1998
This paper proposes a new approach to image-based rendering that generates an image viewed from an arbitrary camera position and orientation by rendering optical flows extracted ...
132
click to vote
CORR
1998
Springer
15 years 2 months ago
1998
Springer
We address the problem of clustering words (or constructing a thesaurus) based on co-occurrence data, and using the acquired word classes to improve the accuracy of syntactic disa...
111
click to vote
ALGORITHMICA
1999
15 years 2 months ago
1999
Abstract. The rational approach to pharmaceutical drug design begins with an investigation of the relationship between chemical structure and biological activity. Information gaine...
127
click to vote
GIS
1998
ACM
15 years 2 months ago
1998
ACM
We study the accuracy of data on some local topographic attributes derived from digital elevation models (DEMs). First, we carry out a test for the precision of four methods for ca...