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» Crash Data Collection: A Windows Case Study
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SIGMOD
2008
ACM
142views Database» more  SIGMOD 2008»
14 years 7 months ago
Cost-based variable-length-gram selection for string collections to support approximate queries efficiently
Approximate queries on a collection of strings are important in many applications such as record linkage, spell checking, and Web search, where inconsistencies and errors exist in...
Xiaochun Yang, Bin Wang, Chen Li
VLDB
2004
ACM
124views Database» more  VLDB 2004»
14 years 1 months ago
Automated Statistics Collection in DB2 UDB
The use of inaccurate or outdated database statistics by the query optimizer in a relational DBMS often results in a poor choice of query execution plans and hence unacceptably lo...
Ashraf Aboulnaga, Peter J. Haas, Sam Lightstone, G...
SDM
2007
SIAM
187views Data Mining» more  SDM 2007»
13 years 9 months ago
Topic Models over Text Streams: A Study of Batch and Online Unsupervised Learning
Topic modeling techniques have widespread use in text data mining applications. Some applications use batch models, which perform clustering on the document collection in aggregat...
Arindam Banerjee, Sugato Basu
PAM
2009
Springer
14 years 2 months ago
Measuring Mobile Peer-to-Peer Usage: Case Finland 2007
We study the development of mobile peer-to-peer (MP2P) traffic and the usage of MP2P applications in Finland during 2005-2007. Research data consists of 1) traffic traces measured ...
Mikko V. J. Heikkinen, Antero Kivi, Hannu Verkasal...
DSP
2008
13 years 7 months ago
Phase dependence mitigation for autocorrelation-based frequency estimation
The sinusoidal frequency estimation from short data records based on Toeplitz autocorrelation (AC) matrix estimates suffer from the dependence on the initial phases of the sinusoi...
Mustafa A. Altinkaya, Emin Anarim, Bülent San...