585 search results - page 40 / 117 » Managing Temporal Financial Data in an Extensible Database |
DEXAW
2004
IEEE
14 years 18 days ago
2004
IEEE
A considerable amount of e-learning content is being delivered via virtual or managed learning environments. These platforms keep track of learners' activities including cont...
ICDE
2003
IEEE
14 years 10 months ago
2003
IEEE
We present an index structure for managing weightedsequences in large databases. A weighted-sequence is defined as a two-dimensional structure where each element in the sequence i...
ISMIS
1994
Springer
14 years 29 days ago
1994
Springer
Abstract: While the problem of incompletedata in databases has been extensively studied, a relatively unexplored form of uncertainty in databases, called inaccurate data, demands d...
MOBIDE
2005
ACM
14 years 2 months ago
2005
ACM
In this paper, we present an extensible approach to the adaptation of Web information delivery according to different and possibly heterogeneous contexts. The approach is based o...
SIGMOD
2007
ACM
14 years 9 months ago
2007
ACM
Many database applications require the analysis and processing of data streams. In such systems, huge amounts of data arrive rapidly and their values change over time. The variati...