4961 search results - page 462 / 993 » Homomorphism-Homogeneous Relational Structures |
137
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TKDE
2002
15 years 6 months ago
2002
Materialization is a powerful and ubiquitous abstraction pattern for conceptual modeling that relates a class of categories (e.g., models of cars) and a class of more concrete obje...
163
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TKDE
2002
15 years 6 months ago
2002
A join-index is a data structure used for processing join queries in databases. Join-indices use precomputation techniques to speed up online query processing and are useful for da...
100
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TMI
2002
15 years 6 months ago
2002
Abstract--A novel method for detection and imaging of microcalcifications in breast tissue is presented. The method, called vibro-acoustography, uses the radiation force of ultraso...
133
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TROB
2002
15 years 6 months ago
2002
This paper describes how decentralized control theory can be used to analyze the control of multiple cooperative robotic vehicles. Models of cooperation are discussed and related t...
143
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RAS
2007
15 years 5 months ago
2007
A novel vision-based scheme is presented for driving a nonholonomic mobile robot to intercept a moving target. The proposed method has a two-level structure. On the lower level, t...