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SIGMOD
2002
ACM
181views Database» more  SIGMOD 2002»
14 years 11 months ago
Archiving scientific data
This report is part of the seminar Digital Information Curation held by Prof. Dr. Marc H. Scholl and Dr. Andr?e Seifert during the winter term 2005/06. Its intention is to summari...
Peter Buneman, Sanjeev Khanna, Keishi Tajima, Wang...
SIGMOD
2002
ACM
198views Database» more  SIGMOD 2002»
14 years 11 months ago
Processing complex aggregate queries over data streams
Recent years have witnessed an increasing interest in designing algorithms for querying and analyzing streaming data (i.e., data that is seen only once in a fixed order) with only...
Alin Dobra, Minos N. Garofalakis, Johannes Gehrke,...
SIGMOD
2001
ACM
136views Database» more  SIGMOD 2001»
14 years 11 months ago
Selectivity Estimation using Probabilistic Models
Estimating the result size of complex queries that involve selection on multiple attributes and the join of several relations is a difficult but fundamental task in database query...
Lise Getoor, Benjamin Taskar, Daphne Koller
EDBT
2004
ACM
174views Database» more  EDBT 2004»
14 years 11 months ago
Processing Data-Stream Join Aggregates Using Skimmed Sketches
There is a growing interest in on-line algorithms for analyzing and querying data streams, that examine each stream element only once and have at their disposal, only a limited amo...
Sumit Ganguly, Minos N. Garofalakis, Rajeev Rastog...
MOBISYS
2004
ACM
14 years 10 months ago
Tracking Moving Devices with the Cricket Location System
We study the problem of tracking a moving device under two indoor location architectures: an active mobile architecture and a passive mobile architecture. In the former, the infra...
Adam Smith, Hari Balakrishnan, Michel Goraczko, Ni...