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KDD
2006
ACM
198views Data Mining» more  KDD 2006»
15 years 10 months ago
Event detection from evolution of click-through data
Previous efforts on event detection from the web have focused primarily on web content and structure data ignoring the rich collection of web log data. In this paper, we propose t...
Qiankun Zhao, Tie-Yan Liu, Sourav S. Bhowmick, Wei...
RECOMB
2006
Springer
15 years 10 months ago
Identifiability Issues in Phylogeny-Based Detection of Horizontal Gene Transfer
Prokaryotic organisms share genetic material across species boundaries by means of a process known as horizontal gene transfer (HGT). Detecting this process bears great significanc...
Cuong Than, Derek A. Ruths, Hideki Innan, Luay Nak...
PODS
2004
ACM
120views Database» more  PODS 2004»
15 years 9 months ago
Locally Consistent Transformations and Query Answering in Data Exchange
Data exchange is the problem of taking data structured under a source schema and creating an instance of a target schema. Given a source instance, there may be many solutions ? ta...
Marcelo Arenas, Pablo Barceló, Ronald Fagin...
PODS
2007
ACM
159views Database» more  PODS 2007»
15 years 9 months ago
Generalized hypertree decompositions: np-hardness and tractable variants
The generalized hypertree width GHW(H) of a hypergraph H is a measure of its cyclicity. Classes of conjunctive queries or constraint satisfaction problems whose associated hypergr...
Georg Gottlob, Thomas Schwentick, Zoltán Mi...
WABI
2009
Springer
155views Bioinformatics» more  WABI 2009»
15 years 4 months ago
A Markov Classification Model for Metabolic Pathways
Background: This paper considers the problem of identifying pathways through metabolic networks that relate to a specific biological response. Our proposed model, HME3M, first ide...
Timothy Hancock, Hiroshi Mamitsuka