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CIKM
2011
Springer
12 years 9 months ago
2011
Springer
Today, a number of algorithms exist for constructing tag hierarchies from social tagging data. While these algorithms were designed with ontological goals in mind, we know very li...
SIGIR
2003
ACM
14 years 2 months ago
2003
ACM
Query length in best-match information retrieval (IR) systems is well known to be positively related to effectiveness in the IR task, when measured in experimental, non-interactiv...
PDPTA
1996
13 years 10 months ago
1996
The problem of eciently retrieving and ranking documents from a huge collection according to their relevance to a research topic is addressed. A broad class of queries is de ned a...
MIR
2006
ACM
14 years 3 months ago
2006
ACM
Multimedia Information Retrieval (IR) techniques and associated systems are now numerous and justify the development of strategies and actions to objectively evaluate their capabi...
WIAS
2008
13 years 9 months ago
2008
Our system, based on a multiagent framework called collaborative understanding of distributed knowledge (CUDK), is designed with the overall goal of balancing agents' conceptu...