Current trends and advances in image quality assessment

K Okarma - Elektronika ir Elektrotechnika, 2019 - eejournal.ktu.lt
Image quality assessment (IQA) is one of the constantly active areas of research in computer
vision. Starting from the idea of Universal Image Quality Index (UIQI), followed by well …

Focus measure method based on the modulus of the gradient of the color planes for digital microscopy

R Hurtado-Pérez, C Toxqui-Quitl… - Optical …, 2018 - spiedigitallibrary.org
The modulus of the gradient of the color planes (MGC) is implemented to transform
multichannel information to a grayscale image. This digital technique is used in two …

Efficient fusion of face and palmprint in Gabor filtered Wigner domain

N Saini, A Sinha - International Journal of Biometrics, 2020 - inderscienceonline.com
In this paper, a new transform Gabor filtered Wigner transform (GFWT) has been proposed.
In GFWT, Gabor filtering is performed on the Wigner transformed image. Wigner transform …

Multi-objective noise estimator for the applications of de-noising and segmentation of MRI data

M Singh, A Verma, N Sharma - Biomedical Signal Processing and Control, 2018 - Elsevier
The present study proposes the noise estimation of Magnetic Resonance Imaging (MRI)
data using multi-objective particle swarm optimisation (MOPSO). This adaptive noise …

Multi-sensor satellite pan-sharpening based on IHS and Window Pseudo Wigner distribution integrated approach: Application to WorldView-2 imagery

UK Rajput, SK Ghosh, A Kumar - … Journal of Image and Data Fusion, 2016 - Taylor & Francis
This paper proposes a new approach to fuse high spatial resolution panchromatic (PAN)
image with a low spatial resolution multispectral (MS) image, based on the joint use of …

Comparison of fusion techniques for very high resolution data for extraction of urban land-cover

UK Rajput, SK Ghosh, A Kumar - Journal of the Indian Society of Remote …, 2017 - Springer
This paper aims in presenting a thorough comparison of performance of pan sharpening
techniques, belonging to spatial, spectral, scale-space and spatial-frequency domain, for …

[HTML][HTML] Self-adaptive image processing using blind image quality assessment technique

KSP Kumari - Perspectives in Science, 2016 - Elsevier
Image processing technique for filtering noise is a major challenge for DSP engineers.
When the images are corrupted by noise whose characteristics cannot be evaluated a priori …

[PDF][PDF] Upendra Kumar Rajput, Sanjay Kumar Ghosh & Anil Kumar

U Land-Cover - researchgate.net
This paper aims in presenting a thorough comparison of performance of pan sharpening
techniques, belonging to spatial, spectral, scale-space and spatial-frequency domain, for …

Relative entropy of grayscale images degraded by bit-plane quantization and random noise

G Urcid - 22nd Congress of the International Commission for …, 2011 - spiedigitallibrary.org
This paper presents an experimental study of the relative entropy of grayscale images
degraded by bit-quantization and additive random noise. Bit-plane quantization is produced …

[引用][C] Joint Spatial/Spatial‐Frequency Representations

G Cristóbal, S Gabarda, L Cohen - Optical and Digital Image …, 2011 - Wiley Online Library
This chapter contains sections titled: Introduction Fundamentals of Joint Representations
Other Distributions The Pseudo‐Wigner–Ville Distribution (PWVD) 2D Log‐Gabor Filtering …