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Blind image quality assessment (BIQA) aims to automatically evaluate the perceived quality of a single image, whose performance has been improved by deep learning-based methods in recent years. However, the paucity of labeled data somewhat…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Kai Zhao , Kun Yuan , Ming Sun , Mading Li , Xing Wen

Image Inpainting is a task that aims to fill in missing regions of corrupted images with plausible contents. Recent inpainting methods have introduced perceptual and style losses as auxiliary losses to guide the learning of inpainting…

Computer Vision and Pattern Recognition · Computer Science 2022-04-25 Siqi Hui , Sanping Zhou , Ye Deng , Wenli Huang , Jinjun Wang

In the field of 3D object detection tasks, fusing heterogeneous features from LiDAR and camera sensors into a unified Bird's Eye View (BEV) representation is a widely adopted paradigm. However, existing methods often suffer from imprecise…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Ziying Song , Hongyu Pan , Feiyang Jia , Yongchang Zhang , Lin Liu , Lei Yang , Shaoqing Xu , Peiliang Wu , Caiyan Jia , Zheng Zhang , Yadan Luo

Self-supervised contrastive representation learning offers the advantage of learning meaningful visual representations from unlabeled medical datasets for transfer learning. However, applying current contrastive learning approaches to…

Computer Vision and Pattern Recognition · Computer Science 2022-08-24 Zeyu Fu , Jianbo Jiao , Robail Yasrab , Lior Drukker , Aris T. Papageorghiou , J. Alison Noble

While deep neural networks have revolutionized image denoising capabilities, their deployment on edge devices remains challenging due to substantial computational and memory requirements. To this end, we present DnLUT, an ultra-efficient…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Sidi Yang , Binxiao Huang , Yulun Zhang , Dahai Yu , Yujiu Yang , Ngai Wong

Purple flare, a diffuse chromatic aberration artifact commonly found around highlight areas, severely degrades the tone transition and color of the image. Existing traditional methods are based on hand-crafted features, which lack…

Computer Vision and Pattern Recognition · Computer Science 2026-01-12 Pu Wang , Shuning Sun , Jialang Lu , Chen Wu , Zhihua Zhang , Youshan Zhang , Chenggang Shan , Dianjie Lu , Guijuan Zhang , Zhuoran Zheng

In recent years, self-supervised contrastive learning has emerged as a distinguished paradigm in the artificial intelligence landscape. It facilitates unsupervised feature learning through contrastive delineations at the instance level.…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Jiansong Zhang , Linlin Shen , Peizhong Liu

Contrastive learning (CL) has achieved astonishing progress in computer vision, speech, and natural language processing fields recently with self-supervised learning. However, CL approach to the supervised setting is not fully explored,…

Computation and Language · Computer Science 2022-05-23 Zhenyu Zhang , Yuming Zhao , Meng Chen , Xiaodong He

The widespread usage of high-definition screens on edge devices stimulates a strong demand for efficient image restoration algorithms. The way of caching deep learning models in a look-up table (LUT) is recently introduced to respond to…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Jiacheng Li , Chang Chen , Zhen Cheng , Zhiwei Xiong

Self-supervised pre-training of deep learning models with contrastive learning is a widely used technique in image analysis. Current findings indicate a strong potential for contrastive pre-training on medical images. However, further…

Image and Video Processing · Electrical Eng. & Systems 2024-10-21 Daniel Wolf , Tristan Payer , Catharina Silvia Lisson , Christoph Gerhard Lisson , Meinrad Beer , Michael Götz , Timo Ropinski

Load balancing (LB) is a challenging issue in the hybrid light fidelity (LiFi) and wireless fidelity (WiFi) networks (HLWNets), due to the nature of heterogeneous access points (APs). Machine learning has the potential to provide a…

Signal Processing · Electrical Eng. & Systems 2022-08-11 Han Ji , Qiang Wang , Stephen J. Redmond , Iman Tavakkolnia , Xiping Wu

The rise of large language models (LLMs) offers new opportunities for automatic error detection in education, particularly for math word problems (MWPs). While prior studies demonstrate the promise of LLMs as error detectors, they overlook…

Computation and Language · Computer Science 2024-12-24 Hang Li , Tianlong Xu , Kaiqi Yang , Yucheng Chu , Yanling Chen , Yichi Song , Qingsong Wen , Hui Liu

In natural image matting, the goal is to estimate the opacity of the foreground object in the image. This opacity controls the way the foreground and background is blended in transparent regions. In recent years, advances in deep learning…

Computer Vision and Pattern Recognition · Computer Science 2021-03-26 Sebastian Lutz , Aljosa Smolic

Window width (WW) and window level (WL) adjustments aid in visualizing anatomies with a suitable contrast. However, the presence of background noise in MR images biases the calculation of default WW/WL values since it necessitates a…

Image and Video Processing · Electrical Eng. & Systems 2019-08-05 Deepthi Sundaran , Dheeraj Kulkarni , Jignesh Dholakia

The purpose of this study is to develop a computer-aided diagnosis system for classifying benign and malignant lung lesions, and to assist physicians in real-time analysis of radial probe endobronchial ultrasound (EBUS) videos. During the…

Image and Video Processing · Electrical Eng. & Systems 2023-05-09 Ching-Kai Lin , Chin-Wen Chen , Yun-Chien Cheng

Image harmonization task aims at harmonizing different composite foreground regions according to specific background image. Previous methods would rather focus on improving the reconstruction ability of the generator by some internal…

Computer Vision and Pattern Recognition · Computer Science 2022-12-14 Jingtang Liang , Chi-Man Pun

Word translation without parallel corpora has become feasible, rivaling the performance of supervised methods. Recent findings have shown that the accuracy and robustness of unsupervised word translation (UWT) can be improved by making use…

Computation and Language · Computer Science 2022-11-08 Tuan Dinh , Jy-yong Sohn , Shashank Rajput , Timothy Ossowski , Yifei Ming , Junjie Hu , Dimitris Papailiopoulos , Kangwook Lee

Ultra-wideband (UWB) is the state-of-the-art and most popular technology for wireless localization. Nevertheless, precise ranging and localization in non-line-of-sight (NLoS) conditions is still an open research topic. Indeed, multipath…

Machine Learning · Computer Science 2021-05-06 Simone Angarano , Vittorio Mazzia , Francesco Salvetti , Giovanni Fantin , Marcello Chiaberge

We propose a framework for the design, optimization, and implementation of Look-Up Tables (LUTs) used to recover noisy, oversampled, quantized signals given a parametric input model. The LUTs emulate the spectral effects of pre-quantization…

Signal Processing · Electrical Eng. & Systems 2025-07-28 Morriel Kasher , Michael Tinston , Predrag Spasojevic

In the realm of web agent research, achieving both generalization and accuracy remains a challenging problem. Due to high variance in website structure, existing approaches often fail. Moreover, existing fine-tuning and in-context learning…

Computation and Language · Computer Science 2024-04-10 Michael Lutz , Arth Bohra , Manvel Saroyan , Artem Harutyunyan , Giovanni Campagna