282 search results - page 20 / 57 » Mining from open answers in questionnaire data |
EDBT
2012
ACM
13 years 1 months ago
2012
ACM
In this paper we review the history of systems for managing “Big Data” as well as today’s activities and architectures from the (perhaps biased) perspective of three “data...
ICDE
2007
IEEE
15 years 5 months ago
2007
IEEE
The strength of GIS is in providing a rich data infrastructure for combining disparate data in meaningful ways by using a spatial arrangement (e.g., proximity). As a toolbox, a GI...
126
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CN
2006
14 years 11 months ago
2006
The expanding and dynamic nature of the Web poses enormous challenges to most data mining techniques that try to extract patterns from Web data, such as Web usage and Web content....
JLP
2000
14 years 10 months ago
2000
Generating query-answering plans for data integration systems requires to translate a user query, formulated in terms of a mediated schema, to a query that uses relations that are...
102
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CIDM
2007
IEEE
15 years 3 months ago
2007
IEEE
Web-Streaming lectures overcome the space and time barriers between learning and teaching, but bring higher requirements on the learning feedback of students when they browse lectu...