13500 search results - page 2389 / 2700 » Improved analysis of D |
224
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VLDB
2008
ACM
16 years 7 months ago
2008
ACM
Histograms are used to summarize the contents of relations into a number of buckets for the estimation of query result sizes. Several techniques (e.g., MaxDiff and V-Optimal) have ...
298
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SIGMOD
2009
ACM
16 years 7 months ago
2009
ACM
Column-oriented database systems [19, 23] perform better than traditional row-oriented database systems on analytical workloads such as those found in decision support and busines...
307
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SIGMOD
2009
ACM
16 years 7 months ago
2009
ACM
Named entity recognition aims at extracting named entities from unstructured text. A recent trend of named entity recognition is finding approximate matches in the text with respe...
180
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ICSE
2004
IEEE-ACM
16 years 6 months ago
2004
IEEE-ACM
Quality assurance (QA) tasks, such as testing, profiling, and performance evaluation, have historically been done in-house on developer-generated workloads and regression suites. ...
174
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PERCOM
2004
ACM
16 years 6 months ago
2004
ACM
Interworking heterogeneous wireless access technologies is an important step towards building the next generation, all-IP wireless access infrastructure. In this paper, we present...