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SIBGRAPI
2005
IEEE
15 years 10 months ago
True Factor Analysis in Medical Imaging: Dealing with High-Dimensional Spaces
This article presents a new method for discovering hidden patterns in high-dimensional dataset resulting from image registration. It is based on true factor analysis, a statistica...
Alexei Manso Correa Machado
MMSEC
2005
ACM
131views Multimedia» more  MMSEC 2005»
15 years 10 months ago
Capacity of steganographic channels
—This work investigates a central problem in steganography, that is: How much data can safely be hidden without being detected? To answer this question a formal definition of st...
Jeremiah J. Harmsen, William A. Pearlman
CIARP
2005
Springer
15 years 10 months ago
Recognition of Note Onsets in Digital Music Using Semitone Bands
A simple note onset detection system for music is presented in this work. To detect onsets, a 1/12 octave filterbank is simulated in the frequency domain and the band derivatives ...
Antonio Pertusa, Anssi Klapuri, José Manuel...
DRM
2005
Springer
15 years 10 months ago
Improved watermark detection for spread-spectrum based watermarking using independent component analysis
This paper presents an efficient blind watermark detection/decoding scheme for spread spectrum (SS) based watermarking, exploiting the fact that in SS-based embedding schemes the ...
Hafiz Malik, Ashfaq A. Khokhar, Rashid Ansari
ISMIR
2005
Springer
128views Music» more  ISMIR 2005»
15 years 10 months ago
A Hierarchical Approach for Audio Stream Segmentation and Classification
This paper describes a hierarchical approach for fast audio stream segmentation and classification. With this approach, the audio stream is firstly segmented into audio clips by M...
Wei Liang, Shuwu Zhang, Bo Xu