272 search results - page 51 / 55 » SQL Queries Over Unstructured Text Databases |
SIGMOD
2010
ACM
13 years 7 months ago
2010
ACM
Information extraction systems are increasingly being used to mine structured information from unstructured text documents. A commonly used unsupervised technique is to build iter...
CIKM
2005
Springer
14 years 26 days ago
2005
Springer
Document-centric XML is a mixture of text and structure. With the increased availability of document-centric XML content comes a need for query facilities in which both structural...
CIKM
2009
Springer
14 years 1 months ago
2009
Springer
Despite the widespread use of BM25, there have been few studies examining its effectiveness on a document description over single and multiple field combinations. We determine t...
ICDE
2010
IEEE
14 years 7 months ago
2010
IEEE
We address the problem of updating XML views over relational data by translating view updates expressed in the XQuery update facility to embedded SQL updates. Although our XML view...
BMCBI
2006
13 years 7 months ago
2006
Background: Single nucleotide polymorphisms (SNPs) as defined here are single base sequence changes or short insertion/deletions between or within individuals of a given species. ...