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SIGMOD
1989
ACM
94views Database» more  SIGMOD 1989»
15 years 10 months ago
Redundancy in Spatial Databases
Spatial objects other than points and boxes can be stored in spatial indexes, but the techniques usually require the use of approximations that can be arbitrarily bad. This leads ...
Jack A. Orenstein
SIGMOD
2010
ACM
154views Database» more  SIGMOD 2010»
15 years 6 months ago
Unbiased estimation of size and other aggregates over hidden web databases
Many websites provide restrictive form-like interfaces which allow users to execute search queries on the underlying hidden databases. In this paper, we consider the problem of es...
Arjun Dasgupta, Xin Jin, Bradley Jewell, Nan Zhang...
FGR
2008
IEEE
176views Biometrics» more  FGR 2008»
15 years 6 months ago
Non-linear fusion of local matching scores for face verification
This paper presents a face verification framework for fusing matching scores that measure similarities of local facial features. The framework is aimed to handle an openset verifi...
Ziheng Zhou, Samuel Chindaro, Farzin Deravi
SIGIR
2008
ACM
15 years 6 months ago
Locating relevant text within XML documents
Traditional document retrieval has shown to be a competitive approach in XML element retrieval, which is counter-intuitive since the element retrieval task requests all and only r...
Jaap Kamps, Marijn Koolen, Mounia Lalmas
TAP
2008
Springer
101views Hardware» more  TAP 2008»
15 years 6 months ago
A gaze-based study for investigating the perception of visual realism in simulated scenes
on the perception of visual realism. This study suggests that post-recall or simple abstraction of visual experience is not accurate and the use of eye tracking provides an effecti...
Mohamed A. ElHelw, Marios Nicolaou, Adrian James C...