6455 search results - page 1135 / 1291 » Research problems |
STOC
2005
ACM
14 years 4 months ago
2005
ACM
A dynamic geometric data stream consists of a sequence of m insert/delete operations of points from the discrete space {1, . . . , ∆}d [26]. We develop streaming (1 + )-approxim...
MSWIM
2009
ACM
14 years 5 months ago
2009
ACM
The unlicensed 60 GHz band brings the promise of multi-gigabit data rates to support new applications such as high definition video over wireless links. Signal propagation in the...
COMPGEOM
2007
ACM
14 years 18 days ago
2007
ACM
Computing shadow boundaries is a difficult problem in the case of non-point light sources. A point is in the umbra if it does not see any part of any light source; it is in full l...
COLING
1990
13 years 12 months ago
1990
This paper presents some techniques that provide a standard parsing system for the analysis of ill-formed utterances. These techniques are feature generalization and heuristically...
WWW
2009
ACM
14 years 11 months ago
2009
ACM
In this paper, we propose a novel framework called SmartMiner for web usage mining problem which uses link information for producing accurate user sessions and frequent navigation...