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1996 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR'96)
Space Scale Localization, Blur, and Contour-Based Image Coding
San Francisco, Ca.
June 18-June 20
ISBN: 0-8186-7258-7
| ASCII Text | x | ||
| James H. Elder, Steven W. Zucker, "Space Scale Localization, Blur, and Contour-Based Image Coding," 2012 IEEE Conference on Computer Vision and Pattern Recognition, pp. 0027, 1996 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR'96), 1996. | |||
| BibTex | x | ||
| @article{ 10.1109/CVPR.1996.517049, author = {James H. Elder and Steven W. Zucker}, title = {Space Scale Localization, Blur, and Contour-Based Image Coding}, journal ={2012 IEEE Conference on Computer Vision and Pattern Recognition}, volume = {0}, year = {1996}, issn = {1063-6919}, pages = {0027}, doi = {http://doi.ieeecomputersociety.org/10.1109/CVPR.1996.517049}, publisher = {IEEE Computer Society}, address = {Los Alamitos, CA, USA}, } | |||
| RefWorks Procite/RefMan/Endnote | x | ||
| TY - CONF JO - 2012 IEEE Conference on Computer Vision and Pattern Recognition TI - Space Scale Localization, Blur, and Contour-Based Image Coding SN - 1063-6919 SP EP A1 - James H. Elder, A1 - Steven W. Zucker, PY - 1996 KW - scale KW - blur KW - localization KW - edge KW - image coding KW - reconstruction VL - 0 JA - 2012 IEEE Conference on Computer Vision and Pattern Recognition ER - | |||
We have recently proposed a scale-adaptive algorithm for reliable edge detection and blur estimation. The algorithm produces a contour code which consists of estimates of position, brightness, contrast and blur for each edge point in the image. Here we address two questions: 1. Can scale adaptation be used to achieve precise localization of blurred edges? 2. How much of the perceptual content of an image is carried by the 1-D contour code? We report an efficient algorithm for subpixel localization, and show that local scale control allows excellent precision even for highly blurred edges. We further show how local scale control can quantitatively account for human visual acuity of blurred edge stimuli. To address the question of perceptual content, we report an algorithm for inverting the contour code to reconstruct an estimate of the original image. While reconstruction based on edge brightness and contrast alone introduces significant artifact, restitution of the local blur signal is shown to produce perceptually accurate reconstructions.
Index Terms:
scale, blur, localization, edge, image coding, reconstruction
Citation:
James H. Elder, Steven W. Zucker, "Space Scale Localization, Blur, and Contour-Based Image Coding," cvpr, pp.0027, 1996 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR'96), 1996
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