Results 21 to 30 of about 802,053 (235)

Fast Multi-Focus Image Fusion Using Inner Channel Prior

open access: yesIEEE Access, 2021
In this paper, we propose a simple but effective sharpness prior—inner channel prior—to detect the focused area of multi-focus images. The inner channel prior is a kind of location feature of natural image sharpness.
Tingna Kuang, Feihong Yu, Xuxiang Ni
doaj   +1 more source

MCNN: Conditional focus probability learning to multi‐focus image fusion via mutually coupled neural network

open access: yesIET Image Processing, 2023
In this paper, a novel conditional focus probability learning model, termed MCNN, is proposed for multi‐focus image fusion (MFIF). Given a pair of source images, their conditional focus probabilities can be generated by using the well‐trained MCNN, which
Chengchao Wang   +4 more
doaj   +1 more source

A multi‐focus image fusion method based on multi‐source joint layering and convolutional sparse representation

open access: yesIET Image Processing, 2022
In this paper, a new Multi‐Focus Image Fusion (MFIF) method based on multi‐source joint layering and Convolutional Sparse Representation (CSR) is proposed.
Yanxiang Hu   +4 more
doaj   +1 more source

Multi-focus cluster labeling

open access: yesJournal of Biomedical Informatics, 2015
Document collections resulting from searches in the biomedical literature, for instance, in PubMed, are often so large that some organization of the returned information is necessary. Clustering is an efficient tool for organizing search results. To help the user to decide how to continue the search for relevant documents, the content of each cluster ...
Eikvil, Line   +2 more
openaire   +2 more sources

MCRD‐Net: An unsupervised dense network with multi‐scale convolutional block attention for multi‐focus image fusion

open access: yesIET Image Processing, 2022
Multi‐focus image fusion technology solves the problem of limited depth of field of the optical lens. It can extract different focus parts under the same target to synthesize a full‐focus image. This paper proposes an unsupervised dense network for multi‐
Ding Zhou   +5 more
doaj   +1 more source

Design, Measurement and Analysis of Near-Field Focusing Reflective Metasurface for Dual-Polarization and Multi-Focus Wireless Power Transfer

open access: yesIEEE Access, 2019
A new design of dual-polarization and multi-focus near-field focusing (NFF) reflective metasurface for wireless power transfer (WPT) system is proposed in this paper. In terms of multi-beam phase synthesis of reflective metasurface, the dual-polarization
Pei Zhang   +4 more
doaj   +1 more source

Pseudo‐Siamese residual atrous pyramid network for multi‐focus image fusion

open access: yesIET Image Processing, 2021
Depth of field is one of the critical reasons to limit the richness of image information. Usually, in a scene with multiple targets, when the distance between each target and the lens is different, the clear scene image can be get within a certain ...
Limai Jiang   +3 more
doaj   +1 more source

Different Designs of Dual-Focus Perforated Transmitarray Antenna in Near/Far-Field Region

open access: yesAdvanced Electromagnetics, 2016
Designs of the single-focus and multi-focused transmitarray antennas for the near-field (NF) or/and far-field (FF) applications have been introduced. Perforated dielectric single sheet is used for transmitarray design for simple configuration.
H. Abd El-Azem Malhat   +2 more
doaj   +1 more source

3M: A Multi-Scale and Multi-Directional Method for Multi-Focus Image Fusion

open access: yesIEEE Access, 2021
Based on the analysis of the multi-scale-based and sparse representation-based multi-focus image fusion method, we believe that a multi-scale fusion method should consider the directivity of high/low frequency sub-bands and low computational complexity ...
Bingzhe Wei, Xiangchu Feng, Weiwei Wang
doaj   +1 more source

Image-Registration Method and Multi-Focus Camera for Multi-Focus Image Processing.

open access: yesThe Journal of the Institute of Image Information and Television Engineers, 2000
We describe an image-registration method and a camera system for multi-focus image processing. We also describe a novel method for high-speed generation_ of arbitrarily focused images using graphic accelerator. The registration method uses global and local registration.
Akira Kubota   +2 more
openaire   +2 more sources

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