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» Trichotomies for ideals of compact sets
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JSYML
2006
59views more  JSYML 2006»
13 years 5 months ago
Trichotomies for ideals of compact sets
Étienne Matheron, Slawomir Solecki, Mirosla...
BSL
2007
94views more  BSL 2007»
13 years 5 months ago
Descriptive Set Theory of Families of Small Sets
This is a survey paper on the descriptive set theory of hereditary families of closed sets in Polish spaces. Most of the paper is devoted to ideals and σ-ideals of closed or compa...
Étienne Matheron, Miroslav Zelený
IDEAL
2003
Springer
13 years 10 months ago
Improving the Efficiency of Frequent Pattern Mining by Compact Data Structure Design
Mining frequent patterns has been a topic of active research because it is computationally the most expensive step in association rule discovery. In this paper, we discuss the use ...
Raj P. Gopalan, Yudho Giri Sucahyo
APAL
2004
132views more  APAL 2004»
13 years 5 months ago
Canonical structure in the universe of set theory: part one
Abstract. We start by studying the relationship between two invariants isolated by Shelah, the sets of good and approachable points. As part of our study of these invariants, we pr...
James Cummings, Matthew Foreman, Menachem Magidor
VIS
2009
IEEE
205views Visualization» more  VIS 2009»
14 years 6 months ago
Time and Streak Surfaces for Flow Visualization in Large Time-Varying Data Sets
Time and streak surfaces are ideal tools to illustrate time-varying vector fields since they directly appeal to the intuition about coherently moving particles. However, efficient ...
Hari Krishnan, Christoph Garth, Kenneth I. Joy