Sciweavers

1192 search results - page 87 / 239
» Symbolic Query Exploration
Sort
View
BTW
2007
Springer
153views Database» more  BTW 2007»
15 years 6 months ago
Efficient Time-Travel on Versioned Text Collections
: The availability of versioned text collections such as the Internet Archive opens up opportunities for time-aware exploration of their contents. In this paper, we propose time-tr...
Klaus Berberich, Srikanta J. Bedathur, Gerhard Wei...
XSYM
2004
Springer
109views Database» more  XSYM 2004»
15 years 7 months ago
Implementing Memoization in a Streaming XQuery Processor
In this paper, we describe an approach to boosting the performance of an XQuery engine by identifying and exploiting opportunities to share processing both within and across XML qu...
Yanlei Diao, Daniela Florescu, Donald Kossmann, Mi...
CIKM
2003
Springer
15 years 7 months ago
Time-based language models
We explore the relationship between time and relevance using TREC ad-hoc queries. A type of query is identified that favors very recent documents. We propose a time-based language...
Xiaoyan Li, W. Bruce Croft
ITCC
2002
IEEE
15 years 6 months ago
On Arabic-English Cross-Language Information Retrieval: A Machine Translation Approach
A Machine Translation (MT) system is an automatic process that translates from one human language to another language by using context information. We evaluate the use of an MT-ba...
Mohammed Aljlayl, Ophir Frieder, David A. Grossman
103
Voted
BNCOD
2007
151views Database» more  BNCOD 2007»
15 years 3 months ago
Compressed Materialised Views of Semi-Structured Data
Query performance issues over semi-structured data have led to the emergence of materialised XML views as a means of restricting the data structure processed by a query. However p...
Richard Gourlay, Brian Tripney, John N. Wilson