80 search results - page 1 / 16 » Optimizing Sort in Hadoop Using Replacement Selection |
PVLDB
2010
13 years 2 months ago
2010
The performance of external sorting using merge sort is highly dependent on the length of the runs generated. One of the most commonly used run generation strategies is Replacemen...
IAJIT
2010
13 years 2 months ago
2010
: One of the fundamental issues in computer science is ordering a list of items. Although there is a huge number of sorting algorithms, sorting problem has attracted a great deal o...
GECCO
2003
Springer
13 years 9 months ago
2003
Springer
Abstract. This paper introduces a modified PSO, Non-dominated Sorting Particle Swarm Optimizer (NSPSO), for better multiobjective optimization. NSPSO extends the basic form of PSO...
AIR
2005
13 years 4 months ago
2005
This paper studies the strategies for multi-objective optimization in a dynamic environment. In particular, we focus on problems with objective replacement, where some objectives ...
CORR
2007
Springer
13 years 4 months ago
2007
Springer
There is a growing body of work on sorting and selection in models other than the unit-cost comparison model. This work treats a natural stochastic variant of the problem where the...