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VLDB
1994
ACM
114views Database» more  VLDB 1994»
15 years 11 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
ADBIS
2009
Springer
162views Database» more  ADBIS 2009»
15 years 10 months ago
Efficient Set Similarity Joins Using Min-prefixes
Identification of all objects in a dataset whose similarity is not less than a specified threshold is of major importance for management, search, and analysis of data. Set similari...
Leonardo Ribeiro, Theo Härder
CCS
2007
ACM
15 years 10 months ago
Improving multi-tier security using redundant authentication
Multi-tier web server systems are used in many important contexts and their security is a major cause of concern. Such systems can exploit strategies like least privilege to make ...
Jodie P. Boyer, Ragib Hasan, Lars E. Olson, Nikita...
CEC
2007
IEEE
15 years 10 months ago
Evolving hypernetwork classifiers for microRNA expression profile analysis
Abstract-- High-throughput microarrays inform us on different outlooks of the molecular mechanisms underlying the function of cells and organisms. While computational analysis for ...
Sun Kim, Soo-Jin Kim, Byoung-Tak Zhang
COCOON
2007
Springer
15 years 10 months ago
Efficient Testing of Forecasts
Each day a weather forecaster predicts a probability of each type of weather for the next day. After n days, all the predicted probabilities and the real weather data are sent to a...
Ching-Lueh Chang, Yuh-Dauh Lyuu
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