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Diffusion-based image compression has demonstrated impressive perceptual performance. However, it suffers from two critical drawbacks: (1) excessive decoding latency due to multi-step sampling, and (2) poor fidelity resulting from…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Zheng Chen , Mingde Zhou , Jinpei Guo , Jiale Yuan , Yifei Ji , Yulun Zhang

The control of the optical quality of a laser beam requires a complex amplitude measurement able to deal with strong modulus variations and potentially highly perturbed wavefronts. The method proposed here consists in an extension of phase…

We present efficient deep learning techniques for approximating flow and transport equations for both single phase and two-phase flow problems. The proposed methods take advantages of the sparsity structures in the underlying discrete…

Numerical Analysis · Mathematics 2020-01-08 Yating Wang , Guang Lin

Beamforming (BF) is essential for enhancing system capacity in fifth generation (5G) and beyond wireless networks, yet exhaustive beam training in ultra-massive multiple-input multiple-output (MIMO) systems incurs substantial overhead. To…

Signal Processing · Electrical Eng. & Systems 2026-02-11 Yanliang Jin , Yunfan Li , Jiang Jun , Yuan Gao , Shengli Liu , Jianbo Du , Zhaohui Yang , Shugong Xu

With the rapid development of neural networks in recent years, the ability of various networks to enhance the magnitude spectrum of noisy speech in the single-channel speech enhancement domain has become exceptionally outstanding. However,…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-05 Shiqi Zhang , Zheng Qiu , Daiki Takeuchi , Noboru Harada , Shoji Makino

In general, sufficient data is essential for the better performance and generalization of deep-learning models. However, lots of limitations(cost, resources, etc.) of data collection leads to lack of enough data in most of the areas. In…

Computer Vision and Pattern Recognition · Computer Science 2020-07-16 Byeongjo Kim , Chanran Kim , Jaehoon Lee , Jein Song , Gyoungsoo Park

Wavefront shaping correction makes it possible to image fluorescent particles deep inside scattering tissue. This requires determining a correction mask to be placed in both excitation and emission paths. Standard approaches select…

Optics · Physics 2022-06-22 Dror Aizik , Ioannis Gkioulekas , Anat Levin

Half of wavefunction information is undetected by conventional transmission electron microscopy (CTEM) as only the intensity, and not the phase, of an image is recorded. Following successful applications of deep learning to optical hologram…

Image and Video Processing · Electrical Eng. & Systems 2020-01-31 Jeffrey M. Ede , Jonathan J. P. Peters , Jeremy Sloan , Richard Beanland

Video reconstruction from a single motion-blurred image is a challenging problem, which can enhance the capabilities of existing cameras. Recently, several works addressed this task using conventional imaging and deep learning. Yet, such…

Image and Video Processing · Electrical Eng. & Systems 2022-12-20 Erez Yosef , Shay Elmalem , Raja Giryes

Point cloud upsampling focuses on generating a dense, uniform and proximity-to-surface point set. Most previous approaches accomplish these objectives by carefully designing a single-stage network, which makes it still challenging to…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Hang Du , Xuejun Yan , Jingjing Wang , Di Xie , Shiliang Pu

Multimodal deep learning harnesses diverse imaging modalities, such as MRI sequences, to enhance diagnostic accuracy in medical imaging. A key challenge is determining the optimal timing for integrating these modalities-specifically,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-16 Valerio Guarrasi , Klara Mogensen , Sara Tassinari , Sara Qvarlander , Paolo Soda

Computational stress analysis is an important step in the design of material systems. Finite element method (FEM) is a standard approach of performing stress analysis of complex material systems. A way to accelerate stress analysis is to…

Materials Science · Physics 2023-01-02 Anindya Bhaduri , Ashwini Gupta , Lori Graham-Brady

Three-dimensional (3-D) synthetic aperture radar (SAR) is widely used in many security and industrial applications requiring high-resolution imaging of concealed or occluded objects. The ability to resolve intricate 3-D targets is essential…

Computer Vision and Pattern Recognition · Computer Science 2023-05-04 Josiah Smith , Murat Torlak

Broad searches for continuous gravitational wave signals rely on hierarchies of follow-up stages for candidates above a given significance threshold. An important step to simplify these follow-ups and reduce the computational cost is to…

General Relativity and Quantum Cosmology · Physics 2021-03-24 Banafsheh Beheshtipour , Maria Alessandra Papa

In recent years, deep learning has become a very active research tool which is used in many image processing fields. In this paper, we propose an effective image fusion method using a deep learning framework to generate a single image which…

Computer Vision and Pattern Recognition · Computer Science 2018-12-19 Hui Li , Xiao-Jun Wu , Josef Kittler

Acceleration of convolutional neural network has received increasing attention during the past several years. Among various acceleration techniques, filter pruning has its inherent merit by effectively reducing the number of convolution…

Computer Vision and Pattern Recognition · Computer Science 2019-06-19 Dong Wang , Lei Zhou , Xiao Bai , Jun Zhou

Illuminant estimation plays a key role in digital camera pipeline system, it aims at reducing color casting effect due to the influence of non-white illuminant. Recent researches handle this task by using Convolution Neural Network (CNN) as…

Computer Vision and Pattern Recognition · Computer Science 2019-02-14 Yongjie Liu , Sijie Shen

Empowered by deep learning, recent methods for material capture can estimate a spatially-varying reflectance from a single photograph. Such lightweight capture is in stark contrast with the tens or hundreds of pictures required by…

Graphics · Computer Science 2019-06-28 Valentin Deschaintre , Miika Aittala , Fredo Durand , George Drettakis , Adrien Bousseau

Recovering a signal from its Fourier intensity underlies many important applications, including lensless imaging and imaging through scattering media. Conventional algorithms for retrieving the phase suffer when noise is present but display…

Image and Video Processing · Electrical Eng. & Systems 2020-03-05 Yaotian Wang , Xiaohang Sun , Jason W. Fleischer

Super-resolution (SR) aims to reconstruct high-resolution (HR) images from their low-resolution (LR) counterparts, often relying on effective downsampling to generate diverse and realistic training pairs. In this work, we propose a…

Image and Video Processing · Electrical Eng. & Systems 2025-03-18 Sohwi Kim , Tae-Kyun Kim