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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…

计算机视觉与模式识别 · 计算机科学 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…

信息论 · 计算机科学 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,…

信号处理 · 电气工程与系统科学 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…

图像与视频处理 · 电气工程与系统科学 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…

最优化与控制 · 数学 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…

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…

图像与视频处理 · 电气工程与系统科学 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…

图像与视频处理 · 电气工程与系统科学 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…

计算机视觉与模式识别 · 计算机科学 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)…

计算机视觉与模式识别 · 计算机科学 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…

信号处理 · 电气工程与系统科学 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…

计算机视觉与模式识别 · 计算机科学 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…

计算机视觉与模式识别 · 计算机科学 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…

计算机视觉与模式识别 · 计算机科学 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…

计算机视觉与模式识别 · 计算机科学 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…

图像与视频处理 · 电气工程与系统科学 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…

机器学习 · 计算机科学 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…

计算机视觉与模式识别 · 计算机科学 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…

机器学习 · 计算机科学 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…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Denis Kuznedelev , Soroush Tabesh , Kimia Noorbakhsh , Elias Frantar , Sara Beery , Eldar Kurtic , Dan Alistarh