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BCI
2009
IEEE
15 years 4 months ago
On the Performance of SVD-Based Algorithms for Collaborative Filtering
—In this paper, we describe and compare three Collaborative Filtering (CF) algorithms aiming at the low-rank approximation of the user-item ratings matrix. The algorithm implemen...
Manolis G. Vozalis, Angelos I. Markos, Konstantino...
IRI
2007
IEEE
15 years 3 months ago
Question Driven Semantics Interpretation for Collaborative Knowledge Engineering and Ontology Reuse
Ontology integration, alignment, and reuse are at the heart of Semantic Web vision. The alignment between two ontologies can be achieved easily provided both share the same axioma...
Khalid Latif, Edgar Weippl, A. Min Tjoa
JCDL
2006
ACM
71views Education» more  JCDL 2006»
15 years 3 months ago
Using controlled query generation to evaluate blind relevance feedback algorithms
Currently in document retrieval there are many algorithms each with different strengths and weakness. There is some difficulty, however, in evaluating the impact of the test quer...
Chris Jordan, Carolyn R. Watters, Qigang Gao
CEEMAS
2007
Springer
15 years 3 months ago
Collaborative Attack Detection in High-Speed Networks
We present a multi-agent system designed to detect malicious traffic in high-speed networks. In order to match the performance requirements related to the traffic volume, the net...
Martin Rehák, Michal Pechoucek, Pavel Celed...
CIKM
2006
Springer
15 years 1 months ago
Knowing a web page by the company it keeps
Web page classification is important to many tasks in information retrieval and web mining. However, applying traditional textual classifiers on web data often produces unsatisfyi...
Xiaoguang Qi, Brian D. Davison