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Most consumer-grade digital cameras can only capture a limited range of luminance in real-world scenes due to sensor constraints. Besides, noise and quantization errors are often introduced in the imaging process. In order to obtain high…

图像与视频处理 · 电气工程与系统科学 2021-06-22 Xiangyu Chen , Yihao Liu , Zhengwen Zhang , Yu Qiao , Chao Dong

In this paper, we propose a novel effective light-weight framework, called LightTrack, for online human pose tracking. The proposed framework is designed to be generic for top-down pose tracking and is faster than existing online and…

计算机视觉与模式识别 · 计算机科学 2019-05-09 Guanghan Ning , Heng Huang

Human performance capture is a highly important computer vision problem with many applications in movie production and virtual/augmented reality. Many previous performance capture approaches either required expensive multi-view setups or…

计算机视觉与模式识别 · 计算机科学 2021-11-23 Marc Habermann , Weipeng Xu , Michael Zollhoefer , Gerard Pons-Moll , Christian Theobalt

A high-resolution network exhibits remarkable capability in extracting multi-scale features for human pose estimation, but fails to capture long-range interactions between joints and has high computational complexity. To address these…

计算机视觉与模式识别 · 计算机科学 2026-03-02 Qun Li , Ziyi Zhang , Fu Xiao , Feng Zhang , Bir Bhanu

High dynamic range (HDR) imaging technique aims to create realistic HDR images from low dynamic range (LDR) inputs. Specifically, Multi-exposure HDR imaging uses multiple LDR frames taken from the same scene to improve reconstruction…

图像与视频处理 · 电气工程与系统科学 2025-07-03 Keuntek Lee , Jaehyun Park , Nam Ik Cho

We propose an automatic method to infer high dynamic range illumination from a single, limited field-of-view, low dynamic range photograph of an indoor scene. In contrast to previous work that relies on specialized image capture, user…

计算机视觉与模式识别 · 计算机科学 2017-11-22 Marc-André Gardner , Kalyan Sunkavalli , Ersin Yumer , Xiaohui Shen , Emiliano Gambaretto , Christian Gagné , Jean-François Lalonde

Reflective documents often suffer from specular highlights under ambient lighting, severely hindering text readability and degrading overall visual quality. Although recent deep learning methods show promise in highlight removal, they…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Lu Pan , Yu-Hsuan Huang , Hongxia Xie , Cheng Zhang , Hongwei Zhao , Hong-Han Shuai , Wen-Huang Cheng

This paper presents a method for image relighting that enables precise and continuous control over multiple illumination attributes in a photograph. We formulate relighting as a conditional image generation task and introduce attribute…

计算机视觉与模式识别 · 计算机科学 2026-04-20 Sumit Chaturvedi , Yannick Hold-Geoffroy , Mengwei Ren , Jingyuan Liu , He Zhang , Yiqun Mei , Julie Dorsey , Zhixin Shu

Capturing visual image with a hyperspectral camera has been successfully applied to many areas due to its narrow-band imaging technology. Hyperspectral reconstruction from RGB images denotes a reverse process of hyperspectral imaging by…

图像与视频处理 · 电气工程与系统科学 2020-05-12 Yuzhi Zhao , Lai-Man Po , Qiong Yan , Wei Liu , Tingyu Lin

Reconstructing 3D clothed human involves creating a detailed geometry of individuals in clothing, with applications ranging from virtual try-on, movies, to games. To enable practical and widespread applications, recent advances propose to…

计算机视觉与模式识别 · 计算机科学 2024-04-22 Yifan Yang , Dong Liu , Shuhai Zhang , Zeshuai Deng , Zixiong Huang , Mingkui Tan

Existing photorealistic relightable hand models require extensive identity-specific observations in different views, poses, and illuminations, and face challenges in generalizing to natural illuminations and novel identities. To bridge this…

Human reconstruction and synthesis from monocular RGB videos is a challenging problem due to clothing, occlusion, texture discontinuities and sharpness, and framespecific pose changes. Many methods employ deferred rendering, NeRFs and…

计算机视觉与模式识别 · 计算机科学 2023-03-16 Rohit Jena , Pratik Chaudhari , James Gee , Ganesh Iyer , Siddharth Choudhary , Brandon M. Smith

Advances in high dynamic range (HDR) lighting estimation from a single image have opened new possibilities for augmented reality (AR) applications. Predicting complex lighting environments from a single input image allows for the realistic…

计算机视觉与模式识别 · 计算机科学 2025-09-24 Zitian Zhang , Joshua Urban Davis , Jeanne Phuong Anh Vu , Jiangtao Kuang , Jean-François Lalonde

Resembling the rapid learning capability of human, few-shot learning empowers vision systems to understand new concepts by training with few samples. Leading approaches derived from meta-learning on images with a single visual object.…

计算机视觉与模式识别 · 计算机科学 2020-03-17 Xiaopeng Yan , Ziliang Chen , Anni Xu , Xiaoxi Wang , Xiaodan Liang , Liang Lin

Video-based person re-identification (re-ID) is an important research topic in computer vision. The key to tackling the challenging task is to exploit both spatial and temporal clues in video sequences. In this work, we propose a novel…

计算机视觉与模式识别 · 计算机科学 2021-05-03 Yichao Yan , Jie Qin1 , Jiaxin Chen , Li Liu , Fan Zhu , Ying Tai , Ling Shao

In this paper, we aim at synthesizing a free-viewpoint video of an arbitrary human performance using sparse multi-view cameras. Recently, several works have addressed this problem by learning person-specific neural radiance fields (NeRF) to…

计算机视觉与模式识别 · 计算机科学 2021-09-16 Youngjoong Kwon , Dahun Kim , Duygu Ceylan , Henry Fuchs

Illumination estimation is often used in mixed reality to re-render a scene from another point of view, to change the color/texture of an object, or to insert a virtual object consistently lit into a real video or photograph. Specifically,…

计算机视觉与模式识别 · 计算机科学 2018-12-13 Grégoire Nieto , Salma Jiddi , Philippe Robert

High dynamic range (HDR) rendering has the ability to faithfully reproduce the wide luminance ranges in natural scenes, but how to accurately assess the rendering quality is relatively underexplored. Existing quality models are mostly…

图像与视频处理 · 电气工程与系统科学 2024-09-11 Peibei Cao , Rafal K. Mantiuk , Kede Ma

Feature representations, both hand-designed and learned ones, are often hard to analyze and interpret, even when they are extracted from visual data. We propose a new approach to study image representations by inverting them with an…

神经与进化计算 · 计算机科学 2016-04-28 Alexey Dosovitskiy , Thomas Brox

Faithful human performance capture and free-view rendering from sparse RGB observations is a long-standing problem in Vision and Graphics. The main challenges are the lack of observations and the inherent ambiguities of the setting, e.g.…

计算机视觉与模式识别 · 计算机科学 2024-07-25 Guoxing Sun , Rishabh Dabral , Pascal Fua , Christian Theobalt , Marc Habermann
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