English
Related papers

Related papers: One-Two-One Networks for Compression Artifacts Red…

200 papers

We present CARTO, a novel approach for reconstructing multiple articulated objects from a single stereo RGB observation. We use implicit object-centric representations and learn a single geometry and articulation decoder for multiple object…

Computer Vision and Pattern Recognition · Computer Science 2025-03-10 Nick Heppert , Muhammad Zubair Irshad , Sergey Zakharov , Katherine Liu , Rares Andrei Ambrus , Jeannette Bohg , Abhinav Valada , Thomas Kollar

Neural-network-based compressors have proven to be remarkably effective at compressing sources, such as images, that are nominally high-dimensional but presumed to be concentrated on a low-dimensional manifold. We consider a continuous-time…

Information Theory · Computer Science 2020-11-11 Aaron B. Wagner , Johannes Ballé

We propose a novel compressed sensing method to improve the depth reconstruction accuracy and multi-target separation capability of indirect Time-of-Flight (iToF) systems. Unlike traditional approaches that rely on hardware modifications,…

Signal Processing · Electrical Eng. & Systems 2025-07-29 Yansong Du , Yutong Deng , Yuting Zhou , Feiyu Jiao , Bangyao Wang , Zhancong Xu , Zhaoxiang Jiang , Xun Guan

For the task of metal artifact reduction (MAR), although deep learning (DL)-based methods have achieved promising performances, most of them suffer from two problems: 1) the CT imaging geometry constraint is not fully embedded into the…

Image and Video Processing · Electrical Eng. & Systems 2021-09-14 Hong Wang , Yuexiang Li , Haimiao Zhang , Jiawei Chen , Kai Ma , Deyu Meng , Yefeng Zheng

Two OFFO (Objective-Function Free Optimization) noise tolerant algorithms are presented that handle bound constraints, inexact gradients and use second-order information when available.The first is a multi-level method exploiting a…

Optimization and Control · Mathematics 2025-07-16 Serge Gratton , Alena Kopaničáková , Philippe Toint

We present a novel reduced-order Model (ROM) that leverages optimal transport (OT) theory and displacement interpolation to enhance the representation of nonlinear dynamics in complex systems. While traditional ROM techniques face…

Numerical Analysis · Mathematics 2024-11-14 Moaad Khamlich , Federico Pichi , Michele Girfoglio , Annalisa Quaini , Gianluigi Rozza

In an era where the exponential growth of image data driven by the Internet of Things (IoT) is outpacing traditional storage solutions, this work explores and advances the potential of Implicit Neural Representation (INR) as a…

Image and Video Processing · Electrical Eng. & Systems 2024-09-23 Sai Sanjeet , Seyyedali Hosseinalipour , Jinjun Xiong , Masahiro Fujita , Bibhu Datta Sahoo

Ultrasound imaging (US) often suffers from distinct image artifacts from various sources. Classic approaches for solving these problems are usually model-based iterative approaches that have been developed specifically for each type of…

Image and Video Processing · Electrical Eng. & Systems 2020-07-13 Jaeyoung Huh , Shujaat Khan , Jong Chul Ye

Lossy compression introduces complex compression artifacts, particularly blocking artifacts, ringing effects and blurring. Existing algorithms either focus on removing blocking artifacts and produce blurred output, or restore sharpened…

Computer Vision and Pattern Recognition · Computer Science 2016-08-10 Ke Yu , Chao Dong , Chen Change Loy , Xiaoou Tang

A learning-based adaptive loop filter is developed for the Geometry-based Point Cloud Compression (G-PCC) standard to reduce attribute compression artifacts. The proposed method first generates multiple Most-Probable Sample Offsets (MPSOs)…

Computer Vision and Pattern Recognition · Computer Science 2022-09-20 Dandan Ding , Junzhe Zhang , Jianqiang Wang , Zhan Ma

Low-rank model compression is a widely used technique for reducing the computational load when training machine learning models. However, existing methods often rely on relaxing the low-rank constraint of the model weights using a…

Signal Processing · Electrical Eng. & Systems 2023-07-05 Ye Xue , Vincent Lau

Deep learning-based image restoration methods generally struggle with faithfully preserving the structures of the original image. In this work, we propose a novel Residual-Conditioned Optimal Transport (RCOT) approach, which models image…

Computer Vision and Pattern Recognition · Computer Science 2024-05-14 Xiaole Tang , Xin Hu , Xiang Gu , Jian Sun

Recent segmentation methods, such as OCR and CPNet, utilizing "class level" information in addition to pixel features, have achieved notable success for boosting the accuracy of existing network modules. However, the extracted class-level…

Computer Vision and Pattern Recognition · Computer Science 2022-07-15 Ye Huang , Di Kang , Liang Chen , Xuefei Zhe , Wenjing Jia , Xiangjian He , Linchao Bao

Single image deraining is an important and challenging task for some downstream artificial intelligence applications such as video surveillance and self-driving systems. Most of the existing deep-learning-based methods constrain the network…

Computer Vision and Pattern Recognition · Computer Science 2022-02-15 Cong Wang , Jinshan Pan , Xiao-Ming Wu

All-in-one image restoration has emerged as a practical and promising low-level vision task for real-world applications. In this context, the key issue lies in how to deal with different types of degraded images simultaneously. In this…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Xiaole Tang , Xiang Gu , Xiaoyi He , Xin Hu , Jian Sun

During the computed tomography (CT) imaging process, metallic implants within patients often cause harmful artifacts, which adversely degrade the visual quality of reconstructed CT images and negatively affect the subsequent clinical…

Image and Video Processing · Electrical Eng. & Systems 2022-12-27 Hong Wang , Yuexiang Li , Haimiao Zhang , Deyu Meng , Yefeng Zheng

Traditional deep learning compilers rely on heuristics for subgraph generation, which impose extra constraints on graph optimization, e.g., each subgraph can only contain at most one complex operator. In this paper, we propose AGO, a…

Machine Learning · Computer Science 2022-12-05 Zhiying Xu , Hongding Peng , Wei Wang

Despite significant advances in deepfake detection, handling varying image quality, especially due to different compressions on online social networks (OSNs), remains challenging. Current methods succeed by leveraging correlations between…

Computer Vision and Pattern Recognition · Computer Science 2024-10-25 Renshuai Tao , Manyi Le , Chuangchuang Tan , Huan Liu , Haotong Qin , Yao Zhao

Recent achievements in end-to-end deep learning have encouraged the exploration of tasks dealing with highly structured data with unified deep network models. Having such models for compressing audio signals has been challenging since it…

Machine Learning · Computer Science 2021-07-14 Daniela N. Rim , Inseon Jang , Heeyoul Choi

Recent vision architectures and self-supervised training methods enable vision models that are extremely accurate and general, but come with massive parameter and computational costs. In practical settings, such as camera traps, users have…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Denis Kuznedelev , Soroush Tabesh , Kimia Noorbakhsh , Elias Frantar , Sara Beery , Eldar Kurtic , Dan Alistarh