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TREC
2007
15 years 7 months ago
Parsimonious Language Models for a Terabyte of Text
: The aims of this paper are twofold. Our first aim is to compare results of the earlier Terabyte tracks to the Million Query track. We submitted a number of runs using different ...
Djoerd Hiemstra, Rongmei Li, Jaap Kamps, Rianne Ka...
CIBCB
2009
IEEE
15 years 7 months ago
Application of machine learning approaches on quantitative structure activity relationships
Machine Learning techniques are successfully applied to establish quantitative relations between chemical structure and biological activity (QSAR), i.e. classify compounds as activ...
Mariusz Butkiewicz, Ralf Mueller, Danilo Selic, Er...
GLOBECOM
2008
IEEE
15 years 7 months ago
User Selection for Multiple-Antenna Broadcast Channel with Zero-Forcing Beamforming
Abstract—This paper investigates the zero-forcing (ZF) beamforming transmit strategy in the multiple-antenna multiuser downlink systems. We consider the case of mobile users equi...
Saeed Kaviani, Witold A. Krzymien
ICASSP
2010
IEEE
15 years 6 months ago
Search-Based Automatic Image Annotation via Flickr Photos Using Tag Expansion
Exponentially growing photo collections motivate the needs for automatic image annotation for effective manipulations (e.g., search, browsing). Most of the prior works rely on sup...
Liang-Chi Hsieh, Winston H. Hsu
ICASSP
2010
IEEE
15 years 6 months ago
Circulant space-time codes for integration with beamforming
—This paper provides a framework for designing space-time codes to take advantage of a small number of feedback bits from the receiver. The new codes are based on circulant matri...
Yiyue Wu, A. Robert Calderbank