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» Hierarchical Mixture Models for Nested Data Structures
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ICASSP
2011
IEEE
13 years 5 days ago
Structural MAP adaptation in GMM-supervector based speaker recognition
In recent years, adaptation techniques have been given special focus in speaker recognition tasks, mainly targeting speaker and session variation disentangling under the Maximum a...
Marc Ferras, Koichi Shinoda, Sadaoki Furui
SIAMCOMP
2012
11 years 10 months ago
An Optimal Dynamic Data Structure for Stabbing-Semigroup Queries
Let S be a set of n intervals in R, and let (S, +) be any commutative semigroup. We assign a weight ω(s) ∈ S to each interval in S. For a point x ∈ R, let S(x) ⊆ S be the se...
Pankaj K. Agarwal, Lars Arge, Haim Kaplan, Eyal Mo...
ICDE
2003
IEEE
139views Database» more  ICDE 2003»
14 years 9 months ago
Super-Fast XML Wrapper Generation in DB2: A Demonstration
The XML Wrapper is a new feature of the federated database capabilities of DB2/UDB v8. It enables users and applications to issue SQL queries against XML data from a variety of so...
Vanja Josifovski, Sabine Massmann, Felix Naumann
WWW
2009
ACM
14 years 3 months ago
Mashroom: end-user mashup programming using nested tables
This paper presents an end-user-oriented programming environment called Mashroom. Major contributions herein include an end-user programming model with an expressive data structur...
Guiling Wang, Shaohua Yang, Yanbo Han
CVPR
2008
IEEE
14 years 10 months ago
Edge preserving spatially varying mixtures for image segmentation
A new hierarchical Bayesian model is proposed for image segmentation based on Gaussian mixture models (GMM) with a prior enforcing spatial smoothness. According to this prior, the...
Giorgos Sfikas, Christophoros Nikou, Nikolas P. Ga...