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PRESENCE
1998
79views more  PRESENCE 1998»
13 years 9 months ago
Navigation System for the Blind: Auditory Display Modes and Guidance
The research we are reporting here is part of our effort to develop a navigation system for the blind. Our long-term goal is to create a portable, self-contained system that will ...
Jack M. Loomis, Reginald G. Golledge, Roberta L. K...
ICSE
2007
IEEE-ACM
14 years 4 months ago
TAXI - A Tool for XML-Based Testing
We present the tool TAXI which implements the XMLbased Partition Testing approach for the automated generation of XML Instances conforming to a given XML Schema. In addition it pr...
Antonia Bertolino, Jinghua Gao, Eda Marchetti, And...
ICDE
1997
IEEE
101views Database» more  ICDE 1997»
14 years 11 months ago
Selectivity Estimation in the Presence of Alphanumeric Correlations
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
Min Wang, Jeffrey Scott Vitter, Balakrishna R. Iye...
KDD
2006
ACM
136views Data Mining» more  KDD 2006»
14 years 10 months ago
Mining quantitative correlated patterns using an information-theoretic approach
Existing research on mining quantitative databases mainly focuses on mining associations. However, mining associations is too expensive to be practical in many cases. In this pape...
Yiping Ke, James Cheng, Wilfred Ng
SSDBM
2003
IEEE
136views Database» more  SSDBM 2003»
14 years 3 months ago
Acceleration of Relational Index Structures Based on Statistics
Relational index structures, as for instance the Relational Interval Tree, the Relational R-Tree, or the Linear Quadtree, support efficient processing of queries on top of existin...
Hans-Peter Kriegel, Peter Kunath, Martin Pfeifle, ...