Results 21 to 30 of about 2,482,901 (176)

Robust Facial Recognition Using Unified Optimised Feature Fusion and Selection of Handcrafted and Deep Learning Features

open access: yesIET Image Processing, Volume 20, Issue 1, January/December 2026.
This study presents a robust facial recognition framework based on a unified optimised feature vector that fuses handcrafted descriptors and deep learning embeddings. Using binary grey wolf optimisation for feature selection, the approach reduces redundancy while preserving discriminative power.
Farid Ayeche, Adel Alti
wiley   +1 more source

The contourlet transform: an efficient directional multiresolution image representation [PDF]

open access: yesIEEE Transactions on Image Processing, 2005
The limitations of commonly used separable extensions of one-dimensional transforms, such as the Fourier and wavelet transforms, in capturing the geometry of image edges are well known. In this paper, we pursue a "true" two-dimensional transform that can capture the intrinsic geometrical structure that is key in visual information.
Minh N. Do, Martin Vetterli
openaire   +3 more sources

Quantum Machine Learning Applications to Medical Images: A Survey

open access: yesIET Quantum Communication, Volume 7, Issue 1, January/December 2026.
In this review paper, we provide an outline of quantum neural networks (QNNs), quantum convolution neural networks (QCNNs) and various hybrid models. We also explore human brain‐inspired quantum neuromorphic computing by the quantum spiking neural networks (QSNN).
Mahua Nandy Pal   +2 more
wiley   +1 more source

License Plate Image Dehaze Using Lightweight Vision Transformer With Modified Perceptual and Charbonnier Loss

open access: yesApplied Computational Intelligence and Soft Computing, Volume 2026, Issue 1, 2026.
The invention of infrastructure facilities in intelligent transportation systems is skyrocketing every day. The improvements in such things have many pros and cons. For instance, the accident rate increases due to a rise in the number of vehicles and changes in weather conditions.
K. P. Risha   +4 more
wiley   +1 more source

Provably Convergent Low‐Rank Grayscale Image Fusion via Adaptive Weighted Nuclear Norm Minimization

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2026, Issue 1, 2026.
We propose a fully unsupervised, convex, and globally convergent framework for multimodal grayscale image fusion based on adaptive weighted nuclear norm minimization (WNNM). By formulating the fusion task as a low‐rank matrix recovery problem with data‐driven singular value reweighting, the method automatically preserves salient structural features ...
Gargi Trivedi, Muhammad Ahsan
wiley   +1 more source

Multispectral image pansharpening based on the contourlet transform

open access: yesJournal of Physics: Conference Series, 2010
Pansharpening is a technique that fuses the information of a low-resolution multispectral image and a high-resolution panchromatic image, usually remote sensing images, to provide a high-resolution multispectral image. In the literature, this task has been addressed from different points of view being one of the most popular wavelet-based algorithms ...
Israa Amro, Javier Mateos
openaire   +1 more source

A Review of Hydrophobicity Measurement and Classification Methods for High‐Voltage Insulators

open access: yesJournal of Electrical and Computer Engineering, Volume 2026, Issue 1, 2026.
Hydrophobicity is a critical property influencing the performance and reliability of high‐voltage insulators, particularly nonceramic types, by mitigating surface contamination and reducing the risk of flashover. This paper presents a comprehensive review of hydrophobicity assessment techniques, spanning traditional laboratory‐based techniques ...
Christos Zachariades   +4 more
wiley   +1 more source

Classifying Power Quality Issues in Railway Electrification Systems Using a Nonsubsampled Contourlet Transform Approach

open access: yesEngineering Reports, Volume 7, Issue 8, August 2025.
Railway electrification systems indeed have unique challenges due to variable power demand and dynamic train operations. Power quality (PQ) monitoring for high‐speed trains (HSTs) is essential to guarantee the effectual and unfailing operation of the ESs.
Pampa Sinha   +6 more
wiley   +1 more source

A Spatiotemporal Scheme for Process Control Using Image Analysis of Speckle Patterns

open access: yesQuality and Reliability Engineering International, Volume 41, Issue 5, Page 1773-1788, July 2025.
ABSTRACT Conventional image‐based process control schemes require distinct, detectable features (e.g., edges or textures). In the absence of such features, current methods fail or require additional preprocessing. They are also prone to false detections from random noise, dirt, or scratches on the surface.
Hamed Sabahno, Davood Khodadad
wiley   +1 more source

Multispectral image fusion technique based on decoupling of information

open access: yesIET Image Processing, Volume 19, Issue 1, January/December 2025.
A multispectral image fusion method based on information decoupling is proposed to address the issue of unremarkable targets and the serious loss of background details. In accordance with the U‐shaped network structure, multi‐scale feature fusion is employed to obtain comprehensive contextual features.
Wenqi Yu   +3 more
wiley   +1 more source

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