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CAISE
2008
Springer
15 years 8 months ago
Understanding and Improving Collective Attention Economy for Expertise Sharing
The importance and benefits of expertise sharing for organizations in knowledge economy are well recognized. However, the potential cost of expertise sharing is less well understoo...
Yunwen Ye, Kumiyo Nakakoji, Yasuhiro Yamamoto
184
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CISS
2008
IEEE
15 years 8 months ago
Outer bound and noisy-interference sum-rate capacity for symmetric Gaussian interference channels
A new outer bound on the capacity region of Gaussian interference channels is developed. The bound combines and improves existing genie-aided methods and is shown to give the sum-r...
Xiaohu Shang, Gerhard Kramer, Biao Chen
IDA
2007
Springer
15 years 6 months ago
Second-order uncertainty calculations by using the imprecise Dirichlet model
Natural extension is a powerful tool for combining the expert judgments in the framework of imprecise probability theory. However, it assumes that every judgment is “true” and...
Lev V. Utkin
EMISA
2002
Springer
15 years 6 months ago
A new reduction method for the analysis of large workflow models
Abstract: This paper presents a new net-reduction methodology to facilitate the analysis of large workflow models. We propose an enhanced algorithm based on reducible subnet identi...
Loucif Zerguini, Kees M. van Hee
WWW
2010
ACM
16 years 1 months ago
Semantic lexicon adaptation for use in query interpretation
We describe improvements to the use of semantic lexicons by a state-of-the-art query interpretation system powering a major search engine. We successfully compute concept label im...
Ana-Maria Popescu, Patrick Pantel, Gilad Mishne