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ACL
2007
15 years 3 months ago
Supertagged Phrase-Based Statistical Machine Translation
Until quite recently, extending Phrase-based Statistical Machine Translation (PBSMT) with syntactic structure caused system performance to deteriorate. In this work we show that i...
Hany Hassan, Khalil Sima'an, Andy Way
VLDB
2011
ACM
245views Database» more  VLDB 2011»
14 years 8 months ago
Normalization and optimization of schema mappings
Schema mappings are high-level specifications that describe the relationship between two database schemas. They are an important tool in several areas of database research, notab...
Georg Gottlob, Reinhard Pichler, Vadim Savenkov
GPC
2007
Springer
15 years 8 months ago
Design of PeerSum: A Summary Service for P2P Applications
Sharing huge databases in distributed systems is inherently difficult. As the amount of stored data increases, data localization techniques become no longer sufficient. A more ef...
Rabab Hayek, Guillaume Raschia, Patrick Valduriez,...
SIGMOD
1999
ACM
132views Database» more  SIGMOD 1999»
15 years 6 months ago
Mind Your Vocabulary: Query Mapping Across Heterogeneous Information Sources
In this paper we present a mechanism for translating constraint queries, i.e., Boolean expressions of constraints, across heterogeneous information sources. Integrating such syste...
Kevin Chen-Chuan Chang, Hector Garcia-Molina
ICWSM
2009
14 years 11 months ago
A Categorical Model for Discovering Latent Structure in Social Annotations
The advent of social tagging systems has enabled a new community-based view of the Web in which objects like images, videos, and Web pages are annotated by thousands of users. Und...
Said Kashoob, James Caverlee, Ying Ding