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» Shape analysis algorithm based on information theory
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BMCBI
2011
14 years 10 months ago
Study of large and highly stratified population datasets by combining iterative pruning principal component analysis and STRUCTU
Background: The ever increasing sizes of population genetic datasets pose great challenges for population structure analysis. The Tracy-Widom (TW) statistical test is widely used ...
Tulaya Limpiti, Apichart Intarapanich, Anunchai As...
SIGIR
2008
ACM
15 years 6 months ago
Analyzing web text association to disambiguate abbreviation in queries
We introduce a statistical model for abbreviation disambiguation in Web search, based on analysis of Web data resources, including anchor text, click log and query log. By combini...
Xing Wei, Fuchun Peng, Benoît Dumoulin
SACMAT
2009
ACM
16 years 1 months ago
Towards formal security analysis of GTRBAC using timed automata
An access control system is often viewed as a state transition system. Given a set of access control policies, a general safety requirement in such a system is to determine whethe...
Samrat Mondal, Shamik Sural, Vijayalakshmi Atluri
SIGIR
2008
ACM
15 years 6 months ago
Separate and inequal: preserving heterogeneity in topical authority flows
Web pages, like people, are often known by others in a variety of contexts. When those contexts are sufficiently distinct, a page's importance may be better represented by mu...
Lan Nie, Brian D. Davison
VLDB
2004
ACM
120views Database» more  VLDB 2004»
15 years 12 months ago
Relational link-based ranking
Link analysis methods show that the interconnections between web pages have lots of valuable information. The link analysis methods are, however, inherently oriented towards analy...
Floris Geerts, Heikki Mannila, Evimaria Terzi