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COMPGEOM
2005
ACM
15 years 8 months ago
Stability of persistence diagrams
The persistence diagram of a real-valued function on a topological space is a multiset of points in the extended plane. We prove that under mild assumptions on the function, the p...
David Cohen-Steiner, Herbert Edelsbrunner, John Ha...
EHCI
2001
15 years 8 months ago
Heuristic Evaluation of Groupware Based on the Mechanics of Collaboration
Despite the increasing availability of groupware, most systems are awkward and not widely used. While there are many reasons for this, a significant problem is that groupware is di...
Kevin Baker, Saul Greenberg, Carl Gutwin
KES
2006
Springer
15 years 6 months ago
A computational framework for package planning
We consider a novel class of applications where a set of activities conducted by a group of people over a time period needs to be planned, taking into account each member's p...
Yang Xiang, Michael Janzen
PPSN
2010
Springer
15 years 5 months ago
Design and Comparison of two Evolutionary Approaches for Solving the Rubik's Cube
Solutions calculated by Evolutionary Algorithms have come to surpass exact methods for solving various problems. The Rubik’s Cube multiobjective optimization problem is one such ...
Nail El-Sourani, Markus Borschbach
SIGPRO
2011
209views Hardware» more  SIGPRO 2011»
15 years 1 months ago
Surveying and comparing simultaneous sparse approximation (or group-lasso) algorithms
In this paper, we survey and compare different algorithms that, given an overcomplete dictionary of elementary functions, solve the problem of simultaneous sparse signal approxim...
A. Rakotomamonjy