11345 search results - page 352 / 2269 » Foundations of Computer Science |
171
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GIS
1997
ACM
15 years 10 months ago
1997
ACM
Spatial indexes, such as the PMR quadtree, are important in spatial databases for efficient execution of queries involving spatial constraints, especially when the queries involve...
161
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GRAPHICSINTERFACE
2000
15 years 8 months ago
2000
We describe a 3D graphical interaction tool called an amplification widget that allows a user to control the position or orientation of an object at multiple scales. Fine and coar...
151
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COMBINATORICS
1998
15 years 6 months ago
1998
Let F(n) be a family of partitions of n and let F(n d) denote the set of partitions in F(n) with Durfee square of size d. We de ne the Durfee polynomial of F(n) to be the polynomi...
163
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SIGCSE
2002
ACM
15 years 6 months ago
2002
ACM
Building on ideas from a virtual workshop and additional input from the scientific community, the CISE Directorate at the National Science Foundation established the Information T...
351
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ALENEX
2011
14 years 10 months ago
2011
This paper presents an algorithm for exact pattern matching based on a new type of Bloom filter that we call a feed-forward Bloom filter. Besides filtering the input corpus, a ...