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VLDB
2004
ACM
127views Database» more  VLDB 2004»
16 years 6 months ago
Querying high-dimensional data in single-dimensional space
In this paper, we propose a new tunable index scheme, called iMinMax(), that maps points in highdimensional spaces to single-dimensional values determined by their maximum or minim...
Cui Yu, Stéphane Bressan, Beng Chin Ooi, Kian-Lee...
VLDB
2006
ACM
147views Database» more  VLDB 2006»
16 years 6 months ago
Answering queries using materialized views with minimum size
In this paper we study the following problem. Given a database and a set of queries, we want to find a set of views that can compute the answers to the queries, such that the amoun...
Rada Chirkova, Chen Li, Jia Li
SIGMOD
2007
ACM
112views Database» more  SIGMOD 2007»
16 years 6 months ago
A random walk approach to sampling hidden databases
A large part of the data on the World Wide Web is hidden behind form-like interfaces. These interfaces interact with a hidden backend database to provide answers to user queries. ...
Arjun Dasgupta, Gautam Das, Heikki Mannila
PODS
2003
ACM
113views Database» more  PODS 2003»
16 years 6 months ago
Materializing views with minimal size to answer queries
In this paper we study the following problem. Given a database and a set of queries, we want to find, in advance, a set of views that can compute the answers to the queries, such ...
Rada Chirkova, Chen Li
PERCOM
2006
ACM
16 years 6 months ago
A Collaborative Web Browsing System for Multiple Mobile Users
In mobile computing environments, handheld devices with low functionality restrict the services provided for mobile users. We propose a new concept of collaborative browsing, wher...
Takuya Maekawa, Takahiro Hara, Shojiro Nishio
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