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» Algorithms for Categorical Equivalence
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ICPR
2008
IEEE
14 years 2 months ago
Categorization using semi-supervised clustering
Many applications require matching objects to a predefined, yet highly dynamic set of categories accompanied by category descriptions. We present a novel approach to solving this...
Jianying Hu, Moninder Singh, Aleksandra Mojsilovic
FOIKS
2004
Springer
14 years 28 days ago
Equivalence of OLAP Dimension Schemas
Abstract. Dimension schemas are abstract models of the data hierarchies that populate OLAP warehouses. Although there is abundant work on schema equivalence in a variety of data mo...
Carlos A. Hurtado, Claudio Gutiérrez
CIKM
2005
Springer
14 years 1 months ago
A novel refinement approach for text categorization
In this paper we present a novel strategy, DragPushing, for improving the performance of text classifiers. The strategy is generic and takes advantage of training errors to succes...
Songbo Tan, Xueqi Cheng, Moustafa Ghanem, Bin Wang...
CSR
2007
Springer
14 years 1 months ago
Equivalence Problems for Circuits over Sets of Natural Numbers
We investigate the complexity of equivalence problems for {∪, ∩, − , +, ×}-circuits computing sets of natural numbers. These problems were first introduced by Stockmeyer an...
Christian Glaßer, Katrin Herr, Christian Rei...
SAT
2004
Springer
158views Hardware» more  SAT 2004»
14 years 27 days ago
Aligning CNF- and Equivalence-Reasoning
Structural logical formulas sometimes yield a substantial fraction of so called equivalence clauses after translating to CNF. The best known example of this feature is probably pro...
Marijn Heule, Hans van Maaren