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» Strategies for Querying Information Agents
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MIR
2010
ACM
207views Multimedia» more  MIR 2010»
15 years 4 months ago
Learning to rank for content-based image retrieval
In Content-based Image Retrieval (CBIR), accurately ranking the returned images is of paramount importance, since users consider mostly the topmost results. The typical ranking st...
Fabio F. Faria, Adriano Veloso, Humberto Mossri de...
DAWAK
2007
Springer
16 years 10 days ago
Mining Top-K Multidimensional Gradients
Several business applications such as marketing basket analysis, clickstream analysis, fraud detection and churning migration analysis demand gradient data analysis. By employing g...
Ronnie Alves, Orlando Belo, Joel Ribeiro
DBPL
1999
Springer
102views Database» more  DBPL 1999»
15 years 10 months ago
Union Types for Semistructured Data
Semistructured databases are treated as dynamically typed: they come equipped with no independent schema or type system to constrain the data. Query languages that are designed fo...
Peter Buneman, Benjamin C. Pierce
CSFW
2002
IEEE
15 years 11 months ago
Secrecy in Multiagent Systems
We introduce a general framework for reasoning about secrecy requirements in multiagent systems. Because secrecy requirements are closely connected with the knowledge of individua...
Joseph Y. Halpern, Kevin R. O'Neill
RAS
2007
119views more  RAS 2007»
15 years 5 months ago
Active estimation of distance in a robotic system that replicates human eye movement
In a moving agent, the different apparent motion of objects located at various distances provides an important source of depth information. While motion parallax is evident for la...
Fabrizio Santini, Michele Rucci