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CIARP
2005
Springer
15 years 6 months ago
CT and PET Registration Using Deformations Incorporating Tumor-Based Constraints
Registration of CT and PET thoracic images has to cope with deformations of the lungs during breathing. Possible tumors in the lungs usually do not follow the same deformations, an...
Antonio Moreno-Ingelmo, Gaspar Delso, Oscar Camara...
CVPR
2008
IEEE
15 years 6 months ago
Single-image vignetting correction using radial gradient symmetry
In this paper, we present a novel single-image vignetting method based on the symmetric distribution of the radial gradient (RG). The radial gradient is the image gradient along t...
Yuanjie Zheng, Jingyi Yu, Sing Bing Kang, Stephen ...
158
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ESANN
2007
15 years 6 months ago
SOM for intensity inhomogeneity correction in MRI
Abstract. Given an appropriate imaging resolution, a common Magnetic Resonance Imaging (MRI) model assumes that object under study is composed of piecewise constant materials, so t...
Maite García-Sebastián, Manuel Gra&n...
ICVGIP
2004
15 years 6 months ago
Efficient Identification Based on Human Iris Patterns
This paper proposes a person identification system (PID), which works with non-illumination low-resolution eye images. Radial-Scan and threshold methods are used for Iris normaliz...
A. Chitra, R. Bremananth
EVENT
2001
101views more  EVENT 2001»
15 years 6 months ago
Temporal Events in All Dimensions and Scales
This paper describes a new representation for the audio and visual information in a video signal. We reduce the dimensionality of the signals with singular-value decompositions (S...
Malcolm Slaney, Dulce B. Ponceleon, James Kaufman