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IMAGING
2000
13 years 9 months ago
Sharpness Rules
A large-scale psychophysical experiment was performed examining the effects of various simultaneous variations of image parameters on perceived image sharpness. The goal of this e...
Garrett M. Johnson, Mark D. Fairchild
ISBI
2009
IEEE
14 years 2 months ago
An Adaptive Nonparametric Approach to Restoration and Interpolation for Medical Imaging
We present the application of a novel nonparametric approach to restoration and interpolation of medical images. The proposed approach is based on the notion of spatially adaptive...
Hiroyuki Takeda, Peyman Milanfar
ICPR
2006
IEEE
14 years 8 months ago
Near-Duplicate Image Recognition and Content-based Image Retrieval using Adaptive Hierarchical Geometric Centroids
In this paper, we present a new feature extraction method that simultaneously captures the global and local characteristics of an image by adaptively computing hierarchical geomet...
Dave Elliman, Guoping Qiu, Jiwu Huang, Mai Yang
ICIAR
2010
Springer
14 years 14 days ago
Entropy of Gabor Filtering for Image Quality Assessment
Abstract. A new algorithm for image quality assessment based on entropy of Gabor filtered images is proposed. A bank of Gabor filters is used to extract contours and directional ...
Esteban Vázquez-Fernández, Án...
ICIP
2004
IEEE
14 years 9 months ago
Blind source camera identification
An interesting problem in digital forensics is that given a digital image, would it be possible to identify the camera model which was used to obtain the image. In this paper we l...
Mehdi Kharrazi, Husrev T. Sencar, Nasir D. Memon