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118
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LCPC
2009
Springer
15 years 5 months ago
A Balanced Approach to Application Performance Tuning
Abstract. Current hardware trends place increasing pressure on programmers and tools to optimize scientific code. Numerous tools and techniques exist, but no single tool is a pana...
Souad Koliai, Stéphane Zuckerman, Emmanuel ...
MCS
2009
Springer
15 years 5 months ago
Incremental Learning of Variable Rate Concept Drift
We have recently introduced an incremental learning algorithm, Learn++ .NSE, for Non-Stationary Environments, where the data distribution changes over time due to concept drift. Le...
Ryan Elwell, Robi Polikar
115
Voted
MFCS
2009
Springer
15 years 5 months ago
Towards a Dichotomy of Finding Possible Winners in Elections Based on Scoring Rules
Abstract. To make a joint decision, agents (or voters) are often required to provide their preferences as linear orders. To determine a winner, the given linear orders can be aggre...
Nadja Betzler, Britta Dorn
MFCS
2009
Springer
15 years 5 months ago
An Improved Approximation Bound for Spanning Star Forest and Color Saving
We present a simple algorithm for the maximum spanning star forest problem. We take advantage of the fact that the problem is a special case of complementary set cover and we adapt...
Stavros Athanassopoulos, Ioannis Caragiannis, Chri...
131
Voted
MIG
2009
Springer
15 years 5 months ago
Data Driven Evaluation of Crowds
There are various techniques for simulating crowds, however, in most cases the quality of the simulation is measured by examining its “look-and-feel”. Even if the aggregate mov...
Alon Lerner, Yiorgos Chrysanthou, Ariel Shamir, Da...