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FTCIT
2007
77views more  FTCIT 2007»
13 years 9 months ago
Cyclic Division Algebras: A Tool for Space-Time Coding
Multiple antennas at both the transmitter and receiver ends of a wireless digital transmission channel may increase both data rate and reliability. Reliable high rate transmission...
Frédérique E. Oggier, Jean-Claude Be...
DASFAA
2010
IEEE
220views Database» more  DASFAA 2010»
13 years 8 months ago
An Effective Object-Level XML Keyword Search
Keyword search is widely recognized as a convenient way to retrieve information from XML data. In order to precisely meet users' search concerns, we study how to effectively r...
Zhifeng Bao, Jiaheng Lu, Tok Wang Ling, Liang Xu, ...
ICDM
2010
IEEE
122views Data Mining» more  ICDM 2010»
13 years 8 months ago
Learning Preferences with Millions of Parameters by Enforcing Sparsity
We study the retrieval task that ranks a set of objects for a given query in the pairwise preference learning framework. Recently researchers found out that raw features (e.g. word...
Xi Chen, Bing Bai, Yanjun Qi, Qihang Lin, Jaime G....
SIGIR
2010
ACM
13 years 8 months ago
DivQ: diversification for keyword search over structured databases
Keyword queries over structured databases are notoriously ambiguous. No single interpretation of a keyword query can satisfy all users, and multiple interpretations may yield over...
Elena Demidova, Peter Fankhauser, Xuan Zhou, Wolfg...
COLING
2010
13 years 5 months ago
Unsupervised Synthesis of Multilingual Wikipedia Articles
In this paper, we propose an unsupervised approach to automatically synthesize Wikipedia articles in multiple languages. Taking an existing high-quality version of any entry as co...
Yuncong Chen, Pascale Fung