Sciweavers

1998 search results - page 362 / 400
» Basic Association Rules
Sort
View
ICPR
2006
IEEE
14 years 9 months ago
Estimating the location of illuminants in realist master paintings Computer image analysis addresses a debate in art history of
In cast-shadow analysis one merely draws a line between each occluder and its associated shadow cast onto a different surface, possibly with wedges indicating precision. In some c...
SIGSOFT
2001
ACM
14 years 9 months ago
An architecture for flexible, evolvable process-driven user-guidance environments
Complex toolsets can be difficult to use. User interfaces can help by guiding users through the alternative choices that might be possible at any given time, but this tends to loc...
Timothy J. Sliski, Matthew P. Billmers, Lori A. Cl...
PODS
2009
ACM
130views Database» more  PODS 2009»
14 years 9 months ago
Secondary indexing in one dimension: beyond b-trees and bitmap indexes
Let be a finite, ordered alphabet, and consider a string x = x1x2 . . . xn n . A secondary index for x answers alphabet range queries of the form: Given a range [al, ar] , retu...
Rasmus Pagh, Srinivasa Rao Satti
PEPM
2010
ACM
14 years 5 months ago
Optimizing relational algebra operations using generic equivalence discriminators and lazy products
We show how to efficiently evaluate generic map-filter-product queries, generalizations of select-project-join (SPJ) queries in relational algebra, based on a combination of two...
Fritz Henglein
ASPLOS
2010
ACM
14 years 3 months ago
Virtualized and flexible ECC for main memory
We present a general scheme for virtualizing main memory errorcorrection mechanisms, which map redundant information needed to correct errors into the memory namespace itself. We ...
Doe Hyun Yoon, Mattan Erez