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» Algebra and Computation
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126
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COMPGEOM
2009
ACM
15 years 10 months ago
Proximity of persistence modules and their diagrams
Topological persistence has proven to be a key concept for the study of real-valued functions defined over topological spaces. Its validity relies on the fundamental property tha...
Frédéric Chazal, David Cohen-Steiner...
155
Voted
BIRTHDAY
2004
Springer
15 years 9 months ago
A Trace Semantics for Long-Running Transactions
Abstract. A long-running transaction is an interactive component of a distributed system which must be executed as if it were a single atomic action. In principle, it should not be...
Michael J. Butler, C. A. R. Hoare, Carla Ferreira
141
Voted
GMP
2002
IEEE
172views Solid Modeling» more  GMP 2002»
15 years 8 months ago
Classifying the Nonsingular Intersection Curve of Two Quadric Surfaces
We present new results on classifying the morphology of the nonsingular intersection curve of two quadrics by studying the roots of the characteristic equation, or the discriminan...
Changhe Tu, Wenping Wang, Jiaye Wang
141
Voted
DAC
1994
ACM
15 years 7 months ago
A Communicating Petri Net Model for the Design of Concurrent Asynchronous Modules
Current asynchronous tools are focussed mainly on the design of a single interface module. In many applications, one must design interacting interface modules that potentially comm...
Gjalt G. de Jong, Bill Lin
129
Voted
SIGMOD
1995
ACM
116views Database» more  SIGMOD 1995»
15 years 7 months ago
Incremental Maintenance of Views with Duplicates
We study the problem of e cient maintenance of materialized views that may contain duplicates. This problem is particularly important when queries against such views involve aggre...
Timothy Griffin, Leonid Libkin