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SIGIR
2010
ACM
13 years 11 months ago
Estimation of statistical translation models based on mutual information for ad hoc information retrieval
As a principled approach to capturing semantic relations of words in information retrieval, statistical translation models have been shown to outperform simple document language m...
Maryam Karimzadehgan, ChengXiang Zhai
SIGMOD
1995
ACM
116views Database» more  SIGMOD 1995»
13 years 11 months ago
Incremental Maintenance of Views with Duplicates
We study the problem of e cient maintenance of materialized views that may contain duplicates. This problem is particularly important when queries against such views involve aggre...
Timothy Griffin, Leonid Libkin
ASPLOS
2008
ACM
13 years 9 months ago
Overshadow: a virtualization-based approach to retrofitting protection in commodity operating systems
Commodity operating systems entrusted with securing sensitive data are remarkably large and complex, and consequently, frequently prone to compromise. To address this limitation, ...
Xiaoxin Chen, Tal Garfinkel, E. Christopher Lewis,...
TREC
2000
13 years 9 months ago
TREC-9 CLIR at CUHK: Disambiguation by Similarity Values Between Adjacent Words
We investigated the dictionary-based query translation method combining the translation disambiguation process using statistic cooccurrence information trained from the provided c...
Honglan Jin, Kam-Fai Wong
EACL
1993
ACL Anthology
13 years 9 months ago
A Computational Treatment of Sentence-Final 'then'
We describe a computational system which parses discourses consisting of sequences of simple sentences. These contain a range of temporal constructions, including time adverbials,...
Sheila Glasbey