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EDBT
2006
ACM
105views Database» more  EDBT 2006»
16 years 6 months ago
HASE: A Hybrid Approach to Selectivity Estimation for Conjunctive Predicates
Current methods for selectivity estimation fall into two broad categories, synopsis-based and sampling-based. Synopsis-based methods, such as histograms, incur minimal overhead at ...
Xiaohui Yu, Nick Koudas, Calisto Zuzarte
TAP
2009
Springer
96views Hardware» more  TAP 2009»
16 years 1 months ago
Finding Errors of Hybrid Systems by Optimising an Abstraction-Based Quality Estimate
action-Based Quality Estimate Stefan Ratschan Jan-Georg Smaus Institute of Computer Science of the Czech Academy of Sciences Albert-Ludwigs-Universit¨at Freiburg July 3, 2009 1 / ...
Stefan Ratschan, Jan-Georg Smaus
COMPGEOM
2009
ACM
16 years 1 months ago
Integral estimation from point cloud in d-dimensional space: a geometric view
Integration over a domain, such as a Euclidean space or a Riemannian manifold, is a fundamental problem across scientific fields. Many times, the underlying domain is only acces...
Chuanjiang Luo, Jian Sun, Yusu Wang
MM
2009
ACM
260views Multimedia» more  MM 2009»
16 years 1 months ago
Web image mining towards universal age estimator
In this paper, we present an automatic web image mining system towards building a universal human age estimator based on facial information, which is applicable to all ethnic grou...
Bingbing Ni, Zheng Song, Shuicheng Yan
ICASSP
2008
IEEE
16 years 1 months ago
Multiple fundamental frequency estimation using Gaussian smoothness
A multiple fundamental frequency estimator is presented in this work. At each time frame, a set of fundamental frequencies is found in a frame by frame analysis taking into accoun...
Antonio Pertusa, José Manuel Iñesta ...