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GIS
2002
ACM
13 years 8 months ago
2002
ACM
The proliferation of spatial data on the Internet is beginning to allow a much wider access to data currently available in various Geographic Information Systems (GIS). In order t...
DEXA
1998
Springer
14 years 1 months ago
1998
Springer
Abstract. To achieve acceptable query response times in data warehouse environments, the data have to be pre-aggregated according to the need of the applications and stored redunda...
HOTSWUP
2009
ACM
14 years 1 months ago
2009
ACM
The complexity, cost, and down-time currently created by the database schema evolution process is the source of incessant problems in the life of information systems and a major s...
EUMAS
2006
13 years 10 months ago
2006
Current IT application domains such as web services and autonomic computing call for highly flexible systems, able to automatically adapt to changing operational environments as w...
KDD
2007
ACM
14 years 9 months ago
2007
ACM
Summarization is an important task in data mining. A major challenge over the past years has been the efficient construction of fixed-space synopses that provide a deterministic q...