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Deep transfer learning (DTL) is a fundamental method in the field of Intelligent Fault Detection (IFD). It aims to mitigate the degradation of method performance that arises from the discrepancies in data distribution between training set…

机器学习 · 计算机科学 2024-02-21 Zhongzhi Li , Jingqi Tu , Jiacheng Zhu , Jianliang Ai , Yiqun Dong

This paper addresses two major challenges in terahertz (THz) channel estimation: the beam-split phenomenon, i.e., beam misalignment because of frequency-independent analog beamformers, and computational complexity because of the usage of…

信号处理 · 电气工程与系统科学 2022-10-28 Ahmet M. Elbir , Wei Shi , Kumar Vijay Mishra , Symeon Chatzinotas

High-resolution image synthesis remains a core challenge in generative modeling, particularly in balancing computational efficiency with the preservation of fine-grained visual detail. We present Latent Wavelet Diffusion (LWD), a…

计算机视觉与模式识别 · 计算机科学 2026-04-17 Luigi Sigillo , Shengfeng He , Danilo Comminiello

Faithful image super-resolution (SR) not only needs to recover images that appear realistic, similar to image generation tasks, but also requires that the restored images maintain fidelity and structural consistency with the input. To this…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Junyang Chen , Jinshan Pan , Jiangxin Dong

In recent years, thanks to the rapid development of deep learning (DL), DL-based multi-task learning (MTL) has made significant progress, and it has been successfully applied to recommendation systems (RS). However, in a recommender system,…

信息检索 · 计算机科学 2023-02-13 Jie Zhou , Qian Yu , Chuan Luo , Jing Zhang

Label distribution learning (LDL) is an interpretable and general learning paradigm that has been applied in many real-world applications. In contrast to the simple logical vector in single-label learning (SLL) and multi-label learning…

机器学习 · 计算机科学 2020-07-08 Xinyuan Liu , Jihua Zhu , Qinghai Zheng , Zhongyu Li , Ruixin Liu , Jun Wang

Accurate dose distribution prediction is crucial in the radiotherapy planning. Although previous methods based on convolutional neural network have shown promising performance, they have the problem of over-smoothing, leading to prediction…

图像与视频处理 · 电气工程与系统科学 2024-10-31 Xin Liao , Zhenghao Feng , Jianghong Xiao , Xingchen Peng , Yan Wang

The ever-growing volume and decentralized nature of data, coupled with the need to harness it and extract knowledge, have led to the extensive use of distributed deep learning (DDL) techniques for training. These techniques rely on local…

Spectral analysis provides one of the most effective paradigms for information-preserving dimensionality reduction, as simple descriptions of naturally occurring signals are often obtained via few terms of periodic basis functions. In this…

机器学习 · 计算机科学 2022-11-29 Michael Poli , Stefano Massaroli , Federico Berto , Jinykoo Park , Tri Dao , Christopher Ré , Stefano Ermon

Medical image processing is one of the most important topics in the field of the Internet of Medical Things (IoMT). Recently, deep learning methods have carried out state-of-the-art performances on medical image tasks. However, conventional…

图像与视频处理 · 电气工程与系统科学 2020-12-14 Shuteng Niu , Meryl Liu , Yongxin Liu , Jian Wang , Houbing Song

Clinical application of high-resolution diffusion MRI is hindered by hardware limitations and prohibitive scan times, motivating computational super-resolution. This study investigates the efficacy of a feature-based loss function in…

图像与视频处理 · 电气工程与系统科学 2026-05-18 David Lohr , Rene Werner

The malicious use and widespread dissemination of deepfake pose a significant crisis of trust. Current deepfake detection models can generally recognize forgery images by training on a large dataset. However, the accuracy of detection…

计算机视觉与模式识别 · 计算机科学 2023-09-19 Kun Pan , Yin Yifang , Yao Wei , Feng Lin , Zhongjie Ba , Zhenguang Liu , ZhiBo Wang , Lorenzo Cavallaro , Kui Ren

Underwater images suffer from severe degradations, including color distortions, reduced visibility, and loss of structural details due to wavelength-dependent attenuation and scattering. Existing enhancement methods primarily focus on…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Jaskaran Singh Walia , Shravan Venkatraman , Pavithra LK

Meta-learning offers a promising avenue for few-shot learning (FSL), enabling models to glean a generalizable feature embedding through episodic training on synthetic FSL tasks in a source domain. Yet, in practical scenarios where the…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Fei Zhou , Peng Wang , Lei Zhang , Zhenghua Chen , Wei Wei , Chen Ding , Guosheng Lin , Yanning Zhang

Faster-than-Nyquist (FTN) is a promising paradigm to improve bandwidth utilization at the expense of additional intersymbol interference (ISI). In this paper, we apply state-of-the-art deep learning (DL) technology into receiver design for…

信号处理 · 电气工程与系统科学 2020-08-03 Peiyang Song , Fengkui Gong , Qiang Li , Guo Li , Haiyang Ding

Diffusion models have proven to be highly effective in generating high-quality images. However, adapting large pre-trained diffusion models to new domains remains an open challenge, which is critical for real-world applications. This paper…

计算机视觉与模式识别 · 计算机科学 2023-07-28 Enze Xie , Lewei Yao , Han Shi , Zhili Liu , Daquan Zhou , Zhaoqiang Liu , Jiawei Li , Zhenguo Li

Diffusion models have achieved impressive performance on multi-focus image fusion (MFIF). However, a key challenge in applying diffusion models to the ill-posed MFIF problem is that defocus blur can make common symmetric geometric…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Bo Li , Tingting Bao , Lingling Zhang , Weiping Fu , Yaxian Wang , Jun Liu

Deformable image registration is a fundamental task in medical imaging. Due to the large computational complexity of deformable registration of volumetric images, conventional iterative methods usually face the tradeoff between the…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Kaicong Sun , Sven Simon

The depth-of-field (DoF) effect, which introduces aesthetically pleasing blur, enhances photographic quality but is fixed and difficult to modify once the image has been created. This becomes problematic when the applied blur is…

计算机视觉与模式识别 · 计算机科学 2025-10-01 Yiyang Wang , Xi Chen , Xiaogang Xu , Yu Liu , Hengshuang Zhao

Conventional Fourier-domain Optical Coherence Tomography (FD-OCT) systems depend on resampling into wavenumber (k) domain to extract the depth profile. This either necessitates additional hardware resources or amplifies the existing…

光学 · 物理学 2025-09-24 Maryam Viqar , Erdem Sahin , Elena Stoykova , Violeta Madjarova