721 search results - page 25 / 145 » Layered Index Structures in Document Database Systems |
225
Voted
PODS
2009
ACM
16 years 4 months ago
2009
ACM
Let be a finite, ordered alphabet, and consider a string x = x1x2 . . . xn n . A secondary index for x answers alphabet range queries of the form: Given a range [al, ar] , retu...
131
Voted
DL
2000
Springer
15 years 7 months ago
2000
Springer
The paper introduces an approach that organizes retrieval results semantically and displays them spatially for browsing. Latent Semantic Analysis as well as cluster techniques are...
111
Voted
GREC
2007
Springer
15 years 7 months ago
2007
Springer
In this paper we present a system that allows its use to build synthetic graphical documents for the performance evaluation of symbol recognition systems. The key contribution of ...
141
Voted
ICDE
2006
IEEE
15 years 9 months ago
2006
IEEE
Currently, only few XML data management systems support concurrent access to an XML document, and if they do, they typically apply variations of hierarchical locking to handle XML...
259
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SIGMOD
2000
ACM
15 years 7 months ago
2000
ACM
XML is rapidly emerging as the new standard for data representation and exchange on the Web. An XML document can be accompanied by a Document Type Descriptor (DTD) which plays the...