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188
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PODS
2000
ACM
15 years 12 months ago
2000
ACM
We consider spatial databases in the plane that can be defined by polynomial constraint formulas. Motivated by applications in geographic information systems, we investigate line...
206
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PODS
2000
ACM
15 years 12 months ago
2000
ACM
An estimation algorithm for a query is a probabilistic algorithm that computes an approximation for the size (number of tuples) of the query. One class of estimation algorithms us...
222
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AGENTS
2000
Springer
15 years 12 months ago
2000
Springer
Self-reconfigurable or metamorphic robots can change their individual and collective shape and size to meet operational demands. Since these robots are constructed from a set of a...
173
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CHI
1999
ACM
15 years 11 months ago
1999
ACM
This paper reports on Direct Combination, a new user interaction technique. Direct Combination may be viewed variously as: a systematic extension to Direct Manipulation; a concise...
191
Voted
UIST
1999
ACM
15 years 11 months ago
1999
ACM
We present experimental work which explores how the match (or mismatch) between the input space of the hands and the output space of a graphical display influences twohanded input...