777 search results - page 33 / 156 » Declarative Data Cleaning: Language, Model, and Algorithms |
VLDB
2007
ACM
14 years 1 months ago
2007
ACM
Forecasting future events based on historic data is useful in many domains like system management, adaptive query processing, environmental monitoring, and financial planning. We...
ICDM
2006
IEEE
14 years 1 months ago
2006
IEEE
Current outlier detection schemes typically output a numeric score representing the degree to which a given observation is an outlier. We argue that converting the scores into wel...
EDBT
2006
ACM
13 years 11 months ago
2006
ACM
There has been growing interest in the addition of update operations to languages that operate on XML data, for example, XQuery and XJ. These update operations support efficient an...
PODS
2010
ACM
13 years 7 months ago
2010
ACM
We study functional and multivalued dependencies over SQL tables with NOT NULL constraints. Under a no-information interpretation of null values we develop tools for reasoning. We...
CSL
2007
Springer
13 years 7 months ago
2007
Springer
This paper describes discriminative language modeling for a large vocabulary speech recognition task. We contrast two parameter estimation methods: the perceptron algorithm, and a...