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SIGMOD
2007
ACM
112views Database» more  SIGMOD 2007»
14 years 8 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
VLDB
2005
ACM
140views Database» more  VLDB 2005»
14 years 1 months ago
Complex Spatio-Temporal Pattern Queries
This paper introduces a novel type of query, what we name Spatio-temporal Pattern Queries (STP). Such a query specifies a spatiotemporal pattern as a sequence of distinct spatial...
Marios Hadjieleftheriou, George Kollios, Petko Bak...
SIGMOD
2007
ACM
176views Database» more  SIGMOD 2007»
14 years 8 months ago
URank: formulation and efficient evaluation of top-k queries in uncertain databases
Top-k processing in uncertain databases is semantically and computationally different from traditional top-k processing. The interplay between query scores and data uncertainty ma...
Mohamed A. Soliman, Ihab F. Ilyas, Kevin Chen-Chua...
IEEECGIV
2006
IEEE
14 years 2 months ago
PathBank: Web-Based Querying and Visualziation of an Integrated Biological Pathway Database
PathBank is a web-based query and visualization system for biological pathways using an integrated pathway database. To address the needs for biologists to visualize and analyze b...
Joshua Wing Kei Ho, Tristan Manwaring, Seok-Hee Ho...
ITICSE
2004
ACM
14 years 1 months ago
Use of large databases for group projects at the nexus of teaching and research
Final year, group (capstone) projects in computing disciplines are often expected to fill multiple roles: in addition to allowing students to learn important domain-specific knowl...
Richard C. Thomas, Rebecca Mancy