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CIARP
2009
Springer
15 years 10 months ago
On Environmental Model-Based Visual Perception for Humanoids
In this article an autonomous visual perception framework for humanoids is presented. This model-based framework exploits the available knowledge and context acquired during global...
David Israel Gonzalez-Aguirre, S. Wieland, Tamim A...
GBRPR
2009
Springer
15 years 8 months ago
From Random to Hierarchical Data through an Irregular Pyramidal Structure
This paper proposes to transform data scanned randomly in a well-defined space (e.g, Euclidean) along a hierarchical irregular pyramidal structure in an attempt reduce search time...
Rimon Elias, Mohab Al Ashraf, Omar Aly
STOC
2000
ACM
174views Algorithms» more  STOC 2000»
15 years 7 months ago
Noise-tolerant learning, the parity problem, and the statistical query model
We describe a slightly subexponential time algorithm for learning parity functions in the presence of random classification noise, a problem closely related to several cryptograph...
Avrim Blum, Adam Kalai, Hal Wasserman
EDBT
2012
ACM
247views Database» more  EDBT 2012»
13 years 5 months ago
Heuristics-based query optimisation for SPARQL
Query optimization in RDF Stores is a challenging problem as SPARQL queries typically contain many more joins than equivalent relational plans, and hence lead to a large join orde...
Petros Tsialiamanis, Lefteris Sidirourgos, Irini F...
225
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ICDE
2009
IEEE
165views Database» more  ICDE 2009»
16 years 5 months ago
Expressive Location-Based Continuous Query Evaluation with Binary Decision Diagrams
Many location-based services require rich and expressive query language support for filtering large amounts of information. In prominent location-based services thousands of conti...
Zhengdao Xu, Hans-Arno Jacobsen