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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
81

On the adaptive predictive coding of digital monochrome still images

Maragos, Petros A. 08 1900 (has links)
No description available.
82

High speed image acquisition system for focal-plane-arrays

Joo, Youngjoong 05 1900 (has links)
No description available.
83

Multistage residual vector quantization with application to image coding

Kossentini, Faouzi 05 1900 (has links)
No description available.
84

Theory and applications of the estimated spectrum adaptive postfilter

Linares, Irving 05 1900 (has links)
No description available.
85

Robust image thresholding techniques for automated scene analysis

Hertz, Lois 12 1900 (has links)
No description available.
86

Optical pattern recognition using a phase-with-constrained-magnitude filter

Kaura, Mary A. 08 1900 (has links)
No description available.
87

High-speed sub-pixel edge measurements using systematic, calibrated corrections

Londoño, Mateo 12 1900 (has links)
No description available.
88

Invariant measures of image features from phase information

Kovesi, Peter January 1996 (has links)
If reliable and general computer vision techniques are to be developed it is crucial that we find ways of characterizing low-level image features with invariant quantities. For example, if edge significance could be measured in a way that was invariant to image illumination and contrast, higher-level image processing operations could be conducted with much greater confidence. However, despite their importance, little attention has been paid to the need for invariant quantities in low-level vision for tasks such as feature detection or feature matching. This thesis develops a number of invariant low-level image measures for feature detection, local symmetry/asymmetry detection, and for signal matching. These invariant quantities are developed from representations of the image in the frequency domain. In particular, phase data is used as the fundamental building block for constructing these measures. Phase congruency is developed as an illumination and contrast invariant measure of feature significance. This allows edges, lines and other features to be detected reliably, and fixed thresholds can be applied over wide classes of images. Points of local symmetry and asymmetry in images give rise to special arrangements of phase, and these too can be characterized by invariant measures. Finally, a new approach to signal matching that uses correlation of local phase and amplitude information is developed. This approach allows reliable phase based disparity measurements to be made, overcoming many of the difficulties associated with scale-space singularities.
89

Resolution enhancement using natural image statistics and multiple aliased observations

Akgun, Toygar. January 2007 (has links)
Thesis (Ph. D.)--Electrical and Computer Engineering, Georgia Institute of Technology, 2008. / Committee Chair: Yucel Altunbasak; Committee Member: Ghassan Alregib; Committee Member: Marcus Spruill; Committee Member: Patricio A. Vela; Committee Member: Russell M. Mersereau.
90

Video service systems for networked video libraries

Kozuch, Michael Alan. January 1997 (has links)
Thesis (Ph. D.)--Princeton University, 1997.

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