21993 search results - page 397 / 4399 » Evolution of Data Models |
153
Voted
DANTE
1999
IEEE
15 years 9 months ago
1999
IEEE
Data warehouse refreshment is often viewed as a problem of maintaining materialized views over operational sources. In this paper, we show that the data warehouse refreshment proc...
160
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VISUALIZATION
1994
IEEE
15 years 9 months ago
1994
IEEE
We will try to address the need for a formal foundation for visualization by taking an analytic approach to defining D. Since an arbitrary function D: U V will not produce display...
158
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ICASSP
2009
IEEE
15 years 11 months ago
2009
IEEE
We measure the effects of a weak language model, estimated from as little as 100k words of text, on unsupervised acoustic model training and then explore the best method of using ...
149
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EDBT
2006
ACM
15 years 8 months ago
2006
ACM
Abstract. We describe MIDST, an implementation of the model management operator ModelGen, which translates schemas from one model to another, for example from OO to SQL or from SQL...
175
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CAISE
2003
Springer
15 years 10 months ago
2003
Springer
In data warehouses measures are analyzed along different dimensions. Although the structures of these dimensions change over time, data warehouse tools currently in use are not ab...