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ICDT
1995
ACM
14 years 16 days ago
1995
ACM
Partial information in databases can arise when information from several databases is combined. Even if each database is complete for some \world", the combined databases wil...
VLDB
1991
ACM
14 years 14 days ago
1991
ACM
A model capturing the data manipulation capabilities of a large class of methods in ohjectoriented databases is proposed and investsigated. The model uses a deterministic, paralle...
LWA
2008
13 years 10 months ago
2008
We investigate the topical structure of the set of documents used to expand a query in pseudorelevance feedback (PRF). We propose a coherence score to measure the relative topical...
EACL
2006
ACL Anthology
13 years 10 months ago
2006
ACL Anthology
This paper addresses the problem of automatically retrieving answers for how-to questions, focusing on those that inquire about the procedure for achieving a specific goal. For su...
CORR
2007
Springer
13 years 9 months ago
2007
Springer
The SkyServer is an Internet portal to the Sloan Digital Sky Survey Catalog Archive Server. From 2001 to 2006, there were a million visitors in 3 million sessions generating 170 mi...