Sciweavers

1053 search results - page 41 / 211
» Hierarchies and levels of reality
Sort
View
SIGMOD
2008
ACM
206views Database» more  SIGMOD 2008»
14 years 8 months ago
Ad-hoc aggregations of ranked lists in the presence of hierarchies
A variety of web sites and web based services produce textual lists at varying time granularities ranked according to several criteria. For example, Google Trends produces lists o...
Nilesh Bansal, Sudipto Guha, Nick Koudas
STOC
2010
ACM
224views Algorithms» more  STOC 2010»
14 years 24 days ago
Satisfiability Allows No Nontrivial Sparsification Unless The Polynomial-Time Hierarchy Collapses
Consider the following two-player communication process to decide a language L: The first player holds the entire input x but is polynomially bounded; the second player is computa...
Holger Dell and Dieter van Melkebeek
SPLC
2010
13 years 7 months ago
Stratified Analytic Hierarchy Process: Prioritization and Selection of Software Features
Product line engineering allows for the rapid development of variants of a domain specific application by using a common set of reusable assets often known as core assets. Variabil...
Ebrahim Bagheri, Mohsen Asadi, Dragan Gasevic, Sam...
DEBU
2010
128views more  DEBU 2010»
13 years 6 months ago
Designing Database Operators for Flash-enabled Memory Hierarchies
Flash memory affects not only storage options but also query processing. In this paper, we analyze the use of flash memory for database query processing, including algorithms that...
Goetz Graefe, Stavros Harizopoulos, Harumi A. Kuno...
SAC
2006
ACM
14 years 2 months ago
Operating system multilevel load balancing
This paper describes an algorithm that allows Linux to perform multilevel load balancing in NUMA computers. The Linux scheduler implements a load balancing algorithm that uses str...
Mônica Corrêa, Avelino Francisco Zorzo...