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SEMWEB
2009
Springer
15 years 4 months ago
Probabilistic Ontology and Knowledge Fusion for Procurement Fraud Detection in Brazil
To cope with society’s demand for transparency and corruption prevention, the Brazilian Office of the Comptroller General (CGU) has carried out a number of actions, including: aw...
Rommel N. Carvalho, Kathryn B. Laskey, Paulo Cesar...
CIKM
2009
Springer
15 years 4 months ago
Beyond hyperlinks: organizing information footprints in search logs to support effective browsing
While current search engines serve known-item search such as homepage finding very well, they generally cannot support exploratory search effectively. In exploratory search, user...
Xuanhui Wang, Bin Tan, Azadeh Shakery, ChengXiang ...
FSS
2010
147views more  FSS 2010»
14 years 8 months ago
A divide and conquer method for learning large Fuzzy Cognitive Maps
Fuzzy Cognitive Maps (FCMs) are a convenient tool for modeling and simulating dynamic systems. FCMs were applied in a large number of diverse areas and have already gained momentu...
Wojciech Stach, Lukasz A. Kurgan, Witold Pedrycz
SIGMOD
2004
ACM
118views Database» more  SIGMOD 2004»
15 years 9 months ago
Effective Use of Block-Level Sampling in Statistics Estimation
Block-level sampling is far more efficient than true uniform-random sampling over a large database, but prone to significant errors if used to create database statistics. In this ...
Surajit Chaudhuri, Gautam Das, Utkarsh Srivastava
ITNG
2008
IEEE
15 years 3 months ago
Prototype Generation from Ontology Charts
Semantic Analysis is a business analysis method designed to capture user requirements and represent them as text or in a graph that is called Ontology Chart. Ontology Charts can b...
George Tsaramirsis, Iman Poernomo