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IS
2011
15 years 2 months ago
Time prediction based on process mining
Abstract. Process mining allows for the automated discovery of process models from event logs. These models provide insights and enable various types of model-based analysis. This ...
Wil M. P. van der Aalst, M. H. Schonenberg, Minseo...
WSDM
2012
ACM
309views Data Mining» more  WSDM 2012»
14 years 3 months ago
Mining contrastive opinions on political texts using cross-perspective topic model
This paper presents a novel opinion mining research problem, which is called Contrastive Opinion Modeling (COM). Given any query topic and a set of text collections from multiple ...
Yi Fang, Luo Si, Naveen Somasundaram, Zhengtao Yu
ICML
2007
IEEE
16 years 8 months ago
Trust region Newton methods for large-scale logistic regression
Large-scale logistic regression arises in many applications such as document classification and natural language processing. In this paper, we apply a trust region Newton method t...
Chih-Jen Lin, Ruby C. Weng, S. Sathiya Keerthi
ACRI
2004
Springer
16 years 1 months ago
SAT-Based Analysis of Cellular Automata
Abstract. Cellular Automata are a powerful formal model for describing physical and computational processes. Qualitative analysis of Cellular Automata is in general a hard problem....
Massimo D'Antonio, Giorgio Delzanno
GMP
2010
IEEE
213views Solid Modeling» more  GMP 2010»
16 years 21 days ago
Piecewise Tri-linear Contouring for Multi-material Volumes
Abstract. The ability to model objects composed of multiple materials has become increasingly more demanded in scientific applications. The visualization of a discrete multi-mater...
Powei Feng, Tao Ju, Joe D. Warren