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» A Model For Information Quality Change
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CIKM
2011
Springer
14 years 6 months ago
Improved answer ranking in social question-answering portals
Community QA portals provide an important resource for non-factoid question-answering. The inherent noisiness of user-generated data makes the identification of high-quality cont...
Felix Hieber, Stefan Riezler
156
Voted
WWW
2009
ACM
16 years 7 months ago
Towards intent-driven bidterm suggestion
In online advertising, pervasive in commercial search engines, advertisers typically bid on few terms, and the scarcity of data makes ad matching difficult. Suggesting additional ...
William Chang, Patrick Pantel, Ana-Maria Popescu, ...
ICEIS
2009
IEEE
16 years 1 months ago
Towards Successful Virtual Communities
With the multiplication of communication medium, the increasing multi-partner global organizations, the remote working tendencies, dynamic teams, pervasive or ubiquitous computing ...
Julien Subercaze, Christo El-Morr, Pierre Maret, A...
WOWMOM
2009
ACM
143views Multimedia» more  WOWMOM 2009»
16 years 1 months ago
Improving partial cover of Random Walks in large-scale Wireless Sensor Networks
Random Walks (RWs) have been considered for information dissemination in large scale, dynamic and unstructured environments, as they are scalable, robust to topology changes and d...
Leonidas Tzevelekas, Ioannis Stavrakakis
218
Voted
CISS
2008
IEEE
16 years 1 months ago
Adaptive codebook for beamforming in limited feedback MIMO systems
—We propose a new scheme for limited feedback in MIMO systems. We consider transmit beamforming and receiver maximal ratio combining as a base for our work, and propose a novel b...
Kiarash Amiri, Davood Shamsi, Behnaam Aazhang, Jos...