19 search results - page 2 / 4 » Summary Structures for Frequency Queries on Large Transactio... |
BIBE
2003
IEEE
13 years 10 months ago
2003
IEEE
We present a multi-dimensional indexing approach for fast sequence similarity search in DNA and protein databases. In particular, we propose effective transformations of subsequen...
ICDE
2003
IEEE
14 years 6 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...
SIGMOD
2002
ACM
14 years 5 months ago
2002
ACM
The emergence of the Web has increased interests in XML data. XML query languages such as XQuery and XPath use label paths to traverse the irregularly structured data. Without a s...
IJCAI
1997
13 years 6 months ago
1997
A semi-structured information space consists of multiple collections of textual documents containing fielded or tagged sections. The space can be highly heterogeneous, because eac...
SIGMOD
2004
ACM
14 years 5 months ago
2004
ACM
The rapid adoption of XML as the standard for data representation and exchange foreshadows a massive increase in the amounts of XML data collected, maintained, and queried over th...