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ECIR
2010
Springer
13 years 9 months ago
News Comments: Exploring, Modeling, and Online Prediction
Online news agents provide commenting facilities for their readers to express their opinions or sentiments with regards to news stories. The number of user supplied comments on a n...
Manos Tsagkias, Wouter Weerkamp, Maarten de Rijke
CLEF
2010
Springer
13 years 8 months ago
Augmenting Bag-of-Words - Category Specific Features and Concept Reasoning
In this paper we present our approach to the 2010 ImageClef PhotoAnnotation task. Based on the well-known bag-of-words approach we suggest two extensions. First, we analyzed the im...
Eugene Mbanya, Christian Hentschel, Sebastian Gerk...
CIKM
2004
Springer
14 years 1 months ago
Approximating the top-m passages in a parallel question answering system
We examine the problem of retrieving the top-m ranked items from a large collection, randomly distributed across an n-node system. In order to retrieve the top m overall, we must ...
Charles L. A. Clarke, Egidio L. Terra
SIGIR
2003
ACM
14 years 29 days ago
Combining document representations for known-item search
This paper investigates the pre-conditions for successful combination of document representations formed from structural markup for the task of known-item search. As this task is ...
Paul Ogilvie, James P. Callan
HICSS
2005
IEEE
144views Biometrics» more  HICSS 2005»
14 years 1 months ago
Learning with Weblogs: An Empirical Investigation
The study investigates the impact of weblog use on individual learning in a university environment. Weblogs are a relatively new knowledge sharing technology, which enables people...
Helen S. Du, Christian Wagner