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SIGIR
2012
ACM
11 years 8 months ago
Explicit relevance models in intent-oriented information retrieval diversification
The intent-oriented search diversification methods developed in the field so far tend to build on generative views of the retrieval system to be diversified. Core algorithm compon...
Saul Vargas, Pablo Castells, David Vallet
PODS
2008
ACM
174views Database» more  PODS 2008»
14 years 6 months ago
Epistemic privacy
We present a novel definition of privacy in the framework of offline (retroactive) database query auditing. Given information about the database, a description of sensitive data, ...
Alexandre V. Evfimievski, Ronald Fagin, David P. W...
JSW
2007
102views more  JSW 2007»
13 years 6 months ago
Model-driven Engineering for Early QoS Validation of Component-based Software Systems
— Model-driven engineering (MDE) techniques are increasingly being used to address many of the development and operational lifecycle concerns of large-scale component-based syste...
James H. Hill, Aniruddha S. Gokhale
CIKM
2009
Springer
14 years 28 days ago
Generating comparative summaries of contradictory opinions in text
This paper presents a study of a novel summarization problem called contrastive opinion summarization (COS). Given two sets of positively and negatively opinionated sentences whic...
Hyun Duk Kim, ChengXiang Zhai
SIGIR
2008
ACM
13 years 6 months ago
Discriminative probabilistic models for passage based retrieval
The approach of using passage-level evidence for document retrieval has shown mixed results when it is applied to a variety of test beds with different characteristics. One main r...
Mengqiu Wang, Luo Si