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» Some Properties and Some Problems on Set Functors
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FSTTCS
2004
Springer
15 years 12 months ago
Testing Geometric Convexity
We consider the problem of determining whether a given set S in Rn is approximately convex, i.e., if there is a convex set K ∈ Rn such that the volume of their symmetric differe...
Luis Rademacher, Santosh Vempala
DAGSTUHL
2006
15 years 7 months ago
Enriched categories and models for spaces of dipaths
Partially ordered sets, causets, partially ordered spaces and their local counterparts are now often used to model systems in computer science and theoretical physics. The order mo...
Timothy Porter
KDD
2007
ACM
201views Data Mining» more  KDD 2007»
16 years 6 months ago
Structural and temporal analysis of the blogosphere through community factorization
The blogosphere has unique structural and temporal properties since blogs are typically used as communication media among human individuals. In this paper, we propose a novel tech...
Yun Chi, Shenghuo Zhu, Xiaodan Song, Jun'ichi Tate...
FOSSACS
2001
Springer
15 years 11 months ago
On Regular Message Sequence Chart Languages and Relationships to Mazurkiewicz Trace Theory
Hierarchical Message Sequence Charts are a well-established formalism to specify telecommunication protocols. In this model, numerous undecidability results were obtained recently ...
Rémi Morin
IH
1999
Springer
15 years 10 months ago
Hiding Signatures in Graph Coloring Solutions
Abstract. One way to protect a digital product is to embed an author's signature into the object in the form of minute errors. However, this technique cannot be directly appli...
Gang Qu, Miodrag Potkonjak