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» On the Distance of Databases
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ICIC
2005
Springer
15 years 8 months ago
Signature Verification Using Wavelet Transform and Support Vector Machine
In this paper, we propose a novel on-line handwritten signature verification method. Firstly, the pen-position parameters of the on-line signature are decomposed into multiscale si...
Hong-Wei Ji, Zhong-Hua Quan
MM
2004
ACM
78views Multimedia» more  MM 2004»
15 years 8 months ago
Indexing and matching of polyphonic songs for query-by-singing system
This paper investigates the issues in polyphonic popular song retrieval. The problems that we consider include singing voice extraction, melodic curve representation, and database...
Tat-Wan Leung, Chong-Wah Ngo
CIKM
2003
Springer
15 years 8 months ago
The power-method: a comprehensive estimation technique for multi-dimensional queries
Existing estimation approaches for multi-dimensional databases often rely on the assumption that data distribution in a small region is uniform, which seldom holds in practice. Mo...
Yufei Tao, Christos Faloutsos, Dimitris Papadias
MINAR
1998
Springer
113views Multimedia» more  MINAR 1998»
15 years 7 months ago
Envelope Parameter Calculation of Similarity Indexing Structure
SimilarityIndexing is very importantfor content-basedretrieval on large multimedia databases, and the "tightness"of data set envelope is a factor that influences the perf...
Xuesheng Bai, Guangyou Xu, Yuanchun Shi
AMDO
2006
Springer
15 years 6 months ago
Emotional Facial Expression Classification for Multimodal User Interfaces
We present a simple and computationally feasible method to perform automatic emotional classification of facial expressions. We propose the use of 10 characteristic points (that ar...
Eva Cerezo, Isabelle Hupont