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Image fusion typically employs non-invertible neural networks to merge multiple source images into a single fused image. However, for clinical experts, solely relying on fused images may be insufficient for making diagnostic decisions, as…

Image and Video Processing · Electrical Eng. & Systems 2024-06-11 Nishant Kumar , Ziyan Tao , Jaikirat Singh , Yang Li , Peiwen Sun , Binghui Zhao , Stefan Gumhold

As the density of spacecraft in Earth's orbit increases, their recognition, pose and trajectory identification becomes crucial for averting potential collisions and executing debris removal operations. However, training models able to…

Computer Vision and Pattern Recognition · Computer Science 2025-01-23 Louis Aberdeen , Mark Hansen , Melvyn L. Smith , Lyndon Smith

The method of direct imaging has detected many exoplanets and made important contribution to the field of planet formation. The standard method employs angular differential imaging (ADI) technique, and more ADI image frames could lead to…

Earth and Planetary Astrophysics · Physics 2023-01-12 Pattana Chintarungruangchai , Ing-Guey Jiang , Jun Hashimoto , Yu Komatsu , Mihoko Konishi

Multi-spectral satellite imaging sensors acquire various spectral band images such as red (R), green (G), blue (B), near-infrared (N), etc. Thanks to the unique spectroscopic property of each spectral band with respective to the objects on…

Image and Video Processing · Electrical Eng. & Systems 2020-02-25 Joonyoung Song , Jae-Heon Jeong , Dae-Soon Park , Hyun-Ho Kim , Doo-Chun Seo , Jong Chul Ye

This paper proposes a multi-channel image reconstruction method, named DeepcomplexMRI, to accelerate parallel MR imaging with residual complex convolutional neural network. Different from most existing works which rely on the utilization of…

Image and Video Processing · Electrical Eng. & Systems 2019-07-30 Shanshan Wang , Huitao Cheng , Leslie Ying , Taohui Xiao , Ziwen Ke , Xin Liu , Hairong Zheng , Dong Liang

In order to produce high dynamic range images in radio interferometry, bright extended sources need to be removed with minimal error. However, this is not a trivial task because the Fourier plane is sampled only at a finite number of…

Instrumentation and Methods for Astrophysics · Physics 2011-01-17 Sarod Yatawatta

Direct inversion of incomplete visibility samples in VLBI (Very Large Baseline Interferometry) radio telescopes produces images with convolutive artifacts. Since proper analysis and interpretations of astronomical radio sources require a…

Instrumentation and Methods for Astrophysics · Physics 2009-04-06 Andriyan Bayu Suksmono

Resolving arterial flows is essential for understanding cardiovascular pathologies, improving diagnosis, and monitoring patient condition. Ultrasound contrast imaging uses microbubbles to enhance the scattering of the blood pool, allowing…

Low-rank Deconvolution (LRD) has appeared as a new multi-dimensional representation model that enjoys important efficiency and flexibility properties. In this work we ask ourselves if this analytical model can compete against Deep Learning…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 David Reixach , Josep Ramon Morros

We present a computationally efficient expectation-maximization framework for multi-frame image deconvolution and super-resolution. Our method is well adapted for processing large scale imaging data from modern astronomical surveys. Our…

Instrumentation and Methods for Astrophysics · Physics 2025-10-07 Yashil Sukurdeep , Fausto Navarro , Tamas Budavari

While Euclid is an ESA mission specifically designed to investigate the nature of Dark Energy and Dark Matter, the planned unprecedented combination of survey area ($\sim15\,000$ deg$^2$), spatial resolution, low sky-background, and depth…

Instrumentation and Methods for Astrophysics · Physics 2022-01-19 A. S. Borlaff , P. Gómez-Alvarez , B. Altieri , P. M. Marcum , R. Vavrek , R. Laureijs , R. Kohley , F. Buitrago , J. C. Cuillandre , P. A. Duc , L. M. Gaspar Venancio , A. Amara , S. Andreon , N. Auricchio , R. Azzollini , C. Baccigalupi , A. Balaguera-Antolínez , M. Baldi , S. Bardelli , R. Bender , A. Biviano , C. Bodendorf , D. Bonino , E. Bozzo , E. Branchini , M. Brescia , J. Brinchmann , C. Burigana , R. Cabanac , S. Camera , G. P. Candini , V. Capobianco , A. Cappi , C. Carbone , J. Carretero , C. S. Carvalho , S. Casas , F. J. Castander , M. Castellano , G. Castignani , S. Cavuoti , A. Cimatti , R. Cledassou , C. Colodro-Conde , G. Congedo , C. J. Conselice , L. Conversi , Y. Copin , L. Corcione , J. Coupon , H. M. Courtois , M. Cropper , A. Da Silva , H. Degaudenzi , D. Di Ferdinando , M. Douspis , F. Dubath , C. A. J. Duncan , X. Dupac , S. Dusini , A. Ealet , M. Fabricius , M. Farina , S. Farrens , P. G. Ferreira , S. Ferriol , F. Finelli , P. Flose-Reimberg , P. Fosalba , M. Frailis , E. Franceschi , M. Fumana , S. Galeotta , K. Ganga , B. Garilli , B. Gillis , C. Giocoli , G. Gozaliasl , J. Graciá-Carpio , A. Grazian , F. Grupp , S. V. H. Haugan , W. Holmes , F. Hormuth , K. Jahnke , E. Keihanen , S. Kermiche , A. Kiessling , M. Kilbinger , C. C. Kirkpatrick , T. Kitching , J. H. Knapen , B. Kubik , M. Kümmel , M. Kunz , H. Kurki-Suonio , P. Liebing , S. Ligori , P. B. Lilje , V. Lindholm , I. Lloro , G. Mainetti , D. Maino , O. Mansutti , O. Marggraf , K. Markovic , M. Martinelli , N. Martinet , D. Martínez-Delgado , F. Marulli , R. Massey , M. Maturi , S. Maurogordato , E. Medinaceli , S. Mei , M. Meneghetti , E. Merlin , R. B. Metcalf , G. Meylan , M. Moresco , G. Morgante , L. Moscardini , E. Munari , R. Nakajima , C. Neissner , S. M. Niemi , J. W. Nightingale , A. Nucita , C. Padilla , S. Paltani , F. Pasian , L. Patrizii , K. Pedersen , W. J. Percival , V. Pettorino , S. Pires , M. Poncet , L. Popa , D. Potter , L. Pozzetti , F. Raison , R. Rebolo , A. Renzi , J. Rhodes , G. Riccio , E. Romelli , M. Roncarelli , C. Rosset , E. Rossetti , R. Saglia , A. G. Sánchez , D. Sapone , M. Sauvage , P. Schneider , V. Scottez , A. Secroun , G. Seidel , S. Serrano , C. Sirignano , G. Sirri , J. Skottfelt , L. Stanco , J. L. Starck , F. Sureau , P. Tallada-Crespí , A. N. Taylor , M. Tenti , I. Tereno , R. Teyssier , R. Toledo-Moreo , F. Torradeflot , I. Tutusaus , E. A. Valentijn , L. Valenziano , J. Valiviita , T. Vassallo , M. Viel , Y. Wang , J. Weller , L. Whittaker , A. Zacchei , G. Zamorani , E. Zucca

Accurate segmentation of retinal vessels is a basic step in Diabetic retinopathy(DR) detection. Most methods based on deep convolutional neural network (DCNN) have small receptive fields, and hence they are unable to capture global context…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Yun Jiang , Ning Tan , Tingting Peng , Hai Zhang

We describe a new multi-scale deconvolution algorithm that can also be used in multi-frequency mode. The algorithm only affects the minor clean loop. In single-frequency mode, the minor loop of our improved multi-scale algorithm is over an…

Instrumentation and Methods for Astrophysics · Physics 2017-08-02 A. R. Offringa , O. Smirnov

We address the estimation of seismic wavefields by means of Multidimensional Deconvolution (MDD) for various redatuming applications. While offering more accuracy than conventional correlation-based redatuming methods, MDD faces challenges…

Numerical Analysis · Mathematics 2024-04-03 Daria Sushnikova , Matteo Ravasi , David Keyes

Aims : We describe MS-MFS, a multi-scale multi-frequency deconvolution algorithm for wide-band synthesis-imaging, and present imaging results that illustrate the capabilities of the algorithm and the conditions under which it is feasible…

Instrumentation and Methods for Astrophysics · Physics 2015-05-28 Urvashi Rau , Tim J. Cornwell

Infrared and visible image fusion, a hot topic in the field of image processing, aims at obtaining fused images keeping the advantages of source images. This paper proposes a novel auto-encoder (AE) based fusion network. The core idea is…

Image and Video Processing · Electrical Eng. & Systems 2021-04-09 Zixiang Zhao , Shuang Xu , Chunxia Zhang , Junmin Liu , Pengfei Li , Jiangshe Zhang

Recently, deep learning technology have been extensively used in the field of image recognition. However, its main application is the recognition and detection of ordinary pictures and common scenes. It is challenging to effectively and…

Computer Vision and Pattern Recognition · Computer Science 2022-06-09 Guangcun Shan , Hongyu Wang , Wei Liang , Congcong Liu , Qizi Ma , Quan Quan

Given an image generated by the convolution of point sources with a band-limited function, the deconvolution problem is to reconstruct the source number, positions, and amplitudes. This problem arises from many important applications in…

Image and Video Processing · Electrical Eng. & Systems 2021-01-12 Ping Liu , Hai Zhang

We apply a Machine Learning technique known as Convolutional Denoising Autoencoder to denoise synthetic images of state-of-the-art radio telescopes, with the goal of detecting the faint, diffused radio sources predicted to characterise the…

Instrumentation and Methods for Astrophysics · Physics 2021-11-03 Claudio Gheller , Franco Vazza

We propose a convolutional neural network (CNN) architecture for image classification based on subband decomposition of the image using wavelets. The proposed architecture decomposes the input image spectra into multiple critically sampled…

Computer Vision and Pattern Recognition · Computer Science 2021-03-03 Pavel Sinha , Ioannis Psaromiligkos , Zeljko Zilic