Image resolution enhancement by using discrete and stationary wavelet decomposition

H Demirel, G Anbarjafari - IEEE transactions on image …, 2010 - ieeexplore.ieee.org
In this correspondence, the authors propose an image resolution enhancement technique
based on interpolation of the high frequency subband images obtained by discrete wavelet …

Discrete wavelet transform-based satellite image resolution enhancement

H Demirel, G Anbarjafari - IEEE transactions on geoscience …, 2011 - ieeexplore.ieee.org
Satellite images are being used in many fields of research. One of the major issues of these
types of images is their resolution. In this paper, we propose a new satellite image resolution …

Image super resolution based on interpolation of wavelet domain high frequency subbands and the spatial domain input image

G Anbarjafari, H Demirel - ETRI journal, 2010 - Wiley Online Library
In this paper, we propose a new super‐resolution technique based on interpolation of the
high‐frequency subband images obtained by discrete wavelet transform (DWT) and the …

Image resolution enhancement using inter-subband correlation in wavelet domain

Y Piao, HW Park - 2007 IEEE International Conference on …, 2007 - ieeexplore.ieee.org
Wavelet-based resolution enhancement methods improve the image resolution by
estimating the high-frequency band information. In this paper, we propose a new resolution …

Super resolution image generation using wavelet domain interpolation with edge extraction via a sparse representation

H Chavez-Roman… - IEEE Geoscience and …, 2014 - ieeexplore.ieee.org
This letter addresses the problem of generating a super-resolution (SR) image from a single
low-resolution (LR) input image in the wavelet domain. To achieve a sharper image, an …

Satellite image resolution enhancement using dual-tree complex wavelet transform and nonlocal means

MZ Iqbal, A Ghafoor, AM Siddiqui - IEEE geoscience and …, 2012 - ieeexplore.ieee.org
Resolution enhancement (RE) schemes (which are not based on wavelets) suffer from the
drawback of losing high-frequency contents (which results in blurring). The discrete-wavelet …

[PDF][PDF] A Survey of Video Enhancement Techniques.

Y Rao, L Chen - J. Inf. Hiding Multim. Signal Process., 2012 - bit.nkust.edu.tw
Video enhancement is one of the most important and difficult components in video research.
The aim of video enhancement is to improve the visual appearance of the video, or to …

Internet of image things-discrete wavelet transform and Gabor wavelet transform based image enhancement resolution technique for IoT satellite applications

A Muthukrishnan, DV Kumar, M Kanagaraj - Cognitive Systems …, 2019 - Elsevier
In image processing, image enhancement is a vital processing chore. The image
enhancement can improve the image quality by removing either blur or any kind of noise in …

Image resolution upscaling in the wavelet domain using directional cycle spinning

A Temizel, T Vlachos - Journal of Electronic Imaging, 2005 - spiedigitallibrary.org
Cycle spinning, a technique mainly used for wavelet denoising, has also been shown to be
successful toward image resolution upscaling in the wavelet domain. We propose a …

An improved technique for enhancement of satellite image

L Sharma, S Sengupta, B Kumar - Journal of physics: Conference …, 2021 - iopscience.iop.org
Satellite Images are important source of data through images captured from artificial
satellites revolving around orbit of the Earth. These images are suscepti-ble to noise …