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» Learning Belief Networks from Data: An Information Theory Ba...
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ICIW
2008
IEEE
14 years 3 months ago
Web Contents Tracking by Learning of Page Grammars
A significant fraction of Web data is available only for short periods of time. We consider methods to keep track and to record such dynamic information automatically. The main p...
Dirk Kukulenz, Christoph Reinke, Nils Hoeller
SIGIR
2004
ACM
14 years 2 months ago
Dependence language model for information retrieval
This paper presents a new dependence language modeling approach to information retrieval. The approach extends the basic language modeling approach based on unigram by relaxing th...
Jianfeng Gao, Jian-Yun Nie, Guangyuan Wu, Guihong ...
ACMICEC
2006
ACM
191views ECommerce» more  ACMICEC 2006»
14 years 2 months ago
An ontology of trust: formal semantics and transitivity
This paper formalizes the semantics of trust and studies the transitivity of trust. On the Web, people and software agents have to interact with “strangers”. This makes trust ...
Jingwei Huang, Mark S. Fox
WWW
2008
ACM
14 years 9 months ago
Recrawl scheduling based on information longevity
It is crucial for a web crawler to distinguish between ephemeral and persistent content. Ephemeral content (e.g., quote of the day) is usually not worth crawling, because by the t...
Christopher Olston, Sandeep Pandey
SIGMOD
2012
ACM
242views Database» more  SIGMOD 2012»
11 years 11 months ago
Dynamic management of resources and workloads for RDBMS in cloud: a control-theoretic approach
As cloud computing environments become explosively popular, dealing with unpredictable changes, uncertainties, and disturbances in both systems and environments turns out to be on...
Pengcheng Xiong