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GIS
2004
ACM
16 years 7 months ago
Time-dependent affine triangulation of spatio-temporal data
In the geometric data model [6], spatio-temporal data are modelled as a finite collection of triangles that are transformed by time-dependent affinities. To facilitate querying an...
Sofie Haesevoets, Bart Kuijpers
WWW
2004
ACM
16 years 7 months ago
Testbed for information extraction from deep web
Search results generated by searchable databases are served dynamically and far larger than the static documents on the Web. These results pages have been referred to as the Deep ...
Yasuhiro Yamada, Nick Craswell, Tetsuya Nakatoh, S...
SIGMOD
2009
ACM
134views Database» more  SIGMOD 2009»
16 years 7 months ago
Keyword query cleaning using hidden Markov models
In this paper, we consider the problem of keyword query cleaning for structured databases from a probabilistic approach. Keyword query cleaning consists of rewriting the user quer...
Ken Q. Pu
ICSE
2005
IEEE-ACM
16 years 6 months ago
Safe query objects: statically typed objects as remotely executable queries
When building scalable systems that involve general-purpose computation and persistent data, object-oriented languages and relational databases are often essential components. Yet...
William R. Cook, Siddhartha Rai
IEAAIE
2009
Springer
16 years 1 months ago
An Efficient Algorithm for Maintaining Frequent Closed Itemsets over Data Stream
Data mining refers to the process of revealing unknown and potentially useful information from a large database. Frequent itemsets mining is one of the foundational problems in dat...
Show-Jane Yen, Yue-Shi Lee, Cheng-Wei Wu, Chin-Lin...