436 search results - page 32 / 88 » Estimating the Quality of Data in Relational Databases |
SDM
2009
SIAM
15 years 7 months ago
2009
SIAM
Current clustering techniques are able to identify arbitrarily shaped clusters in the presence of noise, but depend on carefully chosen model parameters. The choice of model param...
165
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SIGMOD
2007
ACM
15 years 9 months ago
2007
ACM
Declarative data quality has been an active research topic. The fundamental principle behind a declarative approach to data quality is the use of declarative statements to realize...
MM
2009
ACM
15 years 4 months ago
2009
ACM
In this paper, we present an automatic web image mining system towards building a universal human age estimator based on facial information, which is applicable to all ethnic grou...
168
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ICDT
2009
ACM
15 years 10 months ago
2009
ACM
The ability to flexibly compose confidence computation with the operations of relational algebra is an important feature of probabilistic database query languages. Computing confi...
SIGMOD
2003
ACM
15 years 9 months ago
2003
ACM
To ensure high data quality, data warehouses must validate and cleanse incoming data tuples from external sources. In many situations, clean tuples must match acceptable tuples in...