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» Local Computation: Lower and Upper Bounds
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ISTCS
1997
Springer
13 years 11 months ago
Exact Analysis of Exact Change
We introduce the k-payment problem: given a total budget of N units, the problem is to represent this budget as a set of coins, so that any k exact payments of total value at most ...
Pat Frankel
EDBT
2009
ACM
207views Database» more  EDBT 2009»
13 years 10 months ago
Evaluating probability threshold k-nearest-neighbor queries over uncertain data
In emerging applications such as location-based services, sensor monitoring and biological management systems, the values of the database items are naturally imprecise. For these ...
Reynold Cheng, Lei Chen 0002, Jinchuan Chen, Xike ...
CORR
2008
Springer
122views Education» more  CORR 2008»
13 years 7 months ago
Strategy Improvement for Concurrent Safety Games
We consider concurrent games played on graphs. At every round of the game, each player simultaneously and independently selects a move; the moves jointly determine the transition ...
Krishnendu Chatterjee, Luca de Alfaro, Thomas A. H...
SIAMSC
2008
168views more  SIAMSC 2008»
13 years 7 months ago
Accurate Floating-Point Summation Part II: Sign, K-Fold Faithful and Rounding to Nearest
In this Part II of this paper we first refine the analysis of error-free vector transformations presented in Part I. Based on that we present an algorithm for calculating the round...
Siegfried M. Rump, Takeshi Ogita, Shin'ichi Oishi
SIGMETRICS
2008
ACM
13 years 7 months ago
Scheduling despite inexact job-size information
Motivated by the optimality of Shortest Remaining Processing Time (SRPT) for mean response time, in recent years many computer systems have used the heuristic of "favoring sm...
Adam Wierman, Misja Nuyens