Sciweavers

2001 search results - page 138 / 401
» Dynamic Materialized Views
Sort
View
BTW
2003
Springer
170views Database» more  BTW 2003»
15 years 11 months ago
Executing Nested Queries
Abstract: Optimization of nested queries, in particular finding equivalent “flattened” queries for queries that employ the SQL sub-query construct, has been researched extensiv...
Goetz Graefe
PVLDB
2010
105views more  PVLDB 2010»
15 years 4 months ago
Destabilizers and Independence of XML Updates
Independence analysis is the problem of determining whether an update affects the result of a query, e.g. a constraint or materialized view. We develop a new, modular framework fo...
Michael Benedikt, James Cheney
CHI
2006
ACM
16 years 6 months ago
Urbanhermes: social signaling with electronic fashion
Fashion signals are displayed to indicate access to information. Consistent, timely, and meaningful signal displays are only made possible if one is well-connected. While fashion ...
Christine M. Liu, Judith S. Donath
ICRA
2006
IEEE
154views Robotics» more  ICRA 2006»
16 years 13 days ago
Qualitative Vision-based Mobile Robot Navigation
— We present a novel, simple algorithm for mobile robot navigation. Using a teach-replay approach, the robot is manually led along a desired path in a teaching phase, then the ro...
Zhichao Chen, Stanley T. Birchfield
AH
2004
Springer
15 years 11 months ago
Empirical Evaluation of an Adaptive Multiple Intelligence Based Tutoring System
EDUCE is an Intelligent Tutoring System for which a set of learning resources has been developed using the principles of Multiple Intelligences. It can dynamically identify learnin...
Declan Kelly, Brendan Tangney