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DEXA
2005
Springer
80views Database» more  DEXA 2005»
14 years 2 months ago
Optimizing I/O Costs of Multi-dimensional Queries Using Bitmap Indices
Bitmap indices are efficient data structures for processing complex, multi-dimensional queries in data warehouse applications and scientific data analysis. For high-cardinality at...
Doron Rotem, Kurt Stockinger, Kesheng Wu
HUC
2005
Springer
14 years 2 months ago
Self-Mapping in 802.11 Location Systems
Location systems that are based on scanning for nearby radio sources can estimate the position of a mobile device with reasonable accuracy and high coverage. These systems require ...
Anthony LaMarca, Jeffrey Hightower, Ian E. Smith, ...
ISMIR
2005
Springer
172views Music» more  ISMIR 2005»
14 years 2 months ago
Preservation Digitization of David Edelberg's Handel LP Collection: A Pilot Project
Although analogue phonograph recordings (LPs) have long shelf lives, there are many reasons for initiating research into proper procedures for their digital preservation. In order...
Catherine Lai, Beinan Li, Ichiro Fujinaga
DMSN
2004
ACM
14 years 2 months ago
Approximately uniform random sampling in sensor networks
Recent work in sensor databases has focused extensively on distributed query problems, notably distributed computation of aggregates. Existing methods for computing aggregates bro...
Boulat A. Bash, John W. Byers, Jeffrey Considine
MMDB
2004
ACM
136views Multimedia» more  MMDB 2004»
14 years 2 months ago
A motion based scene tree for browsing and retrieval of compressed videos
This paper describes a fully automatic content-based approach for browsing and retrieval of MPEG-2 compressed video. The first step of the approach is the detection of shot bound...
Haoran Yi, Deepu Rajan, Liang-Tien Chia