6455 search results - page 1135 / 1291 » Research problems |
153
Voted
STOC
2005
ACM
15 years 9 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...
141
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MSWIM
2009
ACM
15 years 10 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...
161
Voted
COMPGEOM
2007
ACM
15 years 5 months 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...
144
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COLING
1990
15 years 4 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...
205
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WWW
2009
ACM
16 years 4 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...