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» Modelling perception using image processing algorithms
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ICASSP
2008
IEEE
15 years 11 months ago
Exploiting temporal change of pitch in formant estimation
This paper considers the problem of obtaining an accurate spectral representation of speech formant structure when the voicing source exhibits a high fundamental frequency. Our wo...
Tao T. Wang, Thomas F. Quatieri
IDMS
1997
Springer
106views Multimedia» more  IDMS 1997»
15 years 8 months ago
System for Screening Objectionable Images Using Daubechies' Wavelets and Color Histograms
Abstract. This paper describes WIPETM (Wavelet Image Pornography Elimination), an algorithm capable of classifying an image as objectionable or benign. The algorithm uses a combina...
James Ze Wang, Gio Wiederhold, Oscar Firschein
ICIP
1999
IEEE
15 years 8 months ago
Forward Adaptive Modeling for Context-Based Compression of Large Binary Images in Applications Requiring Spatial Access
A method for compression of large binary images is proposed for applications where spatial access to the image is required. The proposed method is a two-stage combination of forwa...
Eugene I. Ageenko, Pasi Fränti
WCE
2007
15 years 5 months ago
Applying EM Algorithm for Segmentation of Textured Images
— Texture analysis plays an increasingly important role in computer vision. Since the textural properties of images appear to carry useful information for discrimination purposes...
K. Revathy, V. S. Roshni
AIM
2006
15 years 5 months ago
Quality evaluation in information systems outsourcing
: The aim of this study is to assess quality perception of information system (IS) services outsourced by a large Brazilian bank, both from a technical (results) as well as from a ...
Luis Kalb Roses, Norberto Hoppen, Bernard Ballaz, ...