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» Locality of Queries and Transformations
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AVBPA
2003
Springer
306views Biometrics» more  AVBPA 2003»
15 years 11 months ago
Fingerprint Alignment Using Similarity Histogram
The performance of fingerprint matching algorithm relies heavily on the accuracy of fingerprint alignment. Falsely aligning two feature sets extracted from two finger images of a f...
Tanghui Zhang, Jie Tian, Yuliang He, Xin Yang
ICDE
2007
IEEE
187views Database» more  ICDE 2007»
16 years 7 months ago
RFID Data Processing with a Data Stream Query Language
RFID technology provides significant advantages over traditional object-tracking technology and is increasingly adopted and deployed in real applications. RFID applications genera...
Yijian Bai, Fusheng Wang, Peiya Liu, Carlo Zaniolo...
OTM
2004
Springer
15 years 11 months ago
Managing Long Running Queries in Grid Environment
Exceptionally large amounts of both distributed data and computational resources are becoming available through the Grid. This will enable efficient exchange and processing of very...
Ruslan Fomkin, Tore Risch
VLDB
2004
ACM
134views Database» more  VLDB 2004»
15 years 11 months ago
A Privacy-Preserving Index for Range Queries
Database outsourcing is an emerging data management paradigm which has the potential to transform the IT operations of corporations. In this paper we address privacy threats in da...
Bijit Hore, Sharad Mehrotra, Gene Tsudik
VLDB
1994
ACM
114views Database» more  VLDB 1994»
15 years 10 months ago
Including Group-By in Query Optimization
In existing relational database systems, processing of group-by and computation of aggregate functions are always postponed until all joins are performed. In this paper, we presen...
Surajit Chaudhuri, Kyuseok Shim