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IPM
2006
83views more  IPM 2006»
15 years 5 months ago
A risk minimization framework for information retrieval
This paper presents a probabilistic information retrieval framework in which the retrieval problem is formally treated as a statistical decision problem. In this framework, querie...
ChengXiang Zhai, John D. Lafferty
147
Voted
ACL
2003
15 years 6 months ago
Extracting Key Semantic Terms from Chinese Speech Query for Web Searches
This paper discusses the challenges and proposes a solution to performing information retrieval on the Web using Chinese natural language speech query. The main contribution of th...
Gang Wang, Tat-Seng Chua, Yongcheng Wang
160
Voted
SIGMOD
2004
ACM
142views Database» more  SIGMOD 2004»
16 years 5 months ago
Understanding Web Query Interfaces: Best-Effort Parsing with Hidden Syntax
Recently, the Web has been rapidly "deepened" by many searchable databases online, where data are hidden behind query forms. For modelling and integrating Web databases,...
Zhen Zhang, Bin He, Kevin Chen-Chuan Chang
ICDE
2002
IEEE
149views Database» more  ICDE 2002»
16 years 6 months ago
GADT: A Probability Space ADT for Representing and Querying the Physical World
Large sensor networks are being widely deployed for measurement, detection, and monitoring applications. Many of these applications involve database systems to store and process d...
Anton Faradjian, Johannes Gehrke, Philippe Bonnet
118
Voted
ELPUB
2006
ACM
15 years 11 months ago
Encoding and Querying Multi-Structured Documents
This paper concerns the document multi-structuring issue. For various use objectives, many distinct structures may be defined simultaneously for the same original document. For ex...
Noureddine Chatti, Sylvie Calabretto, Jean-Marie P...