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ER
2004
Springer
144views Database» more  ER 2004»
16 years 7 days ago
Expressing and Optimizing Similarity-Based Queries in SQL
Searching for similar objects (in terms of near and nearest neighbors) of a given query object from a large set is an essential task in many applications. Recent years have seen g...
Like Gao, Min Wang, Xiaoyang Sean Wang, Sriram Pad...
PLANX
2008
15 years 8 months ago
Complexity of Earliest Query Answering with Streaming Tree Automata
We investigate the complexity of earliest query answering for n-ary node selection queries defined by streaming tree automata (STAs). We elaborate an algorithm that selects query ...
Olivier Gauwin, Anne-Cécile Caron, Joachim ...
DS
1997
97views Database» more  DS 1997»
15 years 8 months ago
A Formalization of ODMG Queries
The ODMG proposal has helped to focus the work on object-oriented databases (OODBs) onto a common object model and query language. Nevertheless there are several shortcomings of t...
Holger Riedel, Marc H. Scholl
172
Voted
SAC
2005
ACM
16 years 12 days ago
Automatic wrapper maintenance for semi-structured web sources using results from previous queries
During the last years, significant attention has been paid to the problem of building wrappers for extracting data from semistructured web sources. Nevertheless, since web sources...
Juan Raposo, Alberto Pan, Manuel Álvarez, &...
WWW
2007
ACM
16 years 7 months ago
Summarizing email conversations with clue words
Accessing an ever increasing number of emails, possibly on small mobile devices, has become a major problem for many users. Email summarization is a promising way to solve this pr...
Giuseppe Carenini, Raymond T. Ng, Xiaodong Zhou