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Existing research has made impressive strides in reconstructing human facial shapes and textures from images with well-illuminated faces and minimal external occlusions. Nevertheless, it remains challenging to recover accurate facial…

计算机视觉与模式识别 · 计算机科学 2024-12-12 Tianxin Huang , Zhenyu Zhang , Ying Tai , Gim Hee Lee

Existing simultaneous localization and mapping (SLAM) algorithms are not robust in challenging low-texture environments because there are only few salient features. The resulting sparse or semi-dense map also conveys little information for…

计算机视觉与模式识别 · 计算机科学 2017-03-22 Shichao Yang , Yu Song , Michael Kaess , Sebastian Scherer

3D object detection based on monocular camera data is a key enabler for autonomous driving. The task however, is ill-posed due to lack of depth information in 2D images. Recent deep learning methods show promising results to recover depth…

计算机视觉与模式识别 · 计算机科学 2020-05-18 Felix Nobis , Fabian Brunhuber , Simon Janssen , Johannes Betz , Markus Lienkamp

Autonomous vehicles rely heavily upon their perception subsystems to see the environment in which they operate. Unfortunately, the effect of variable weather conditions presents a significant challenge to object detection algorithms, and…

Existing methods for reconstructing objects and humans from a monocular image suffer from severe mesh collisions and performance limitations for interacting occluding objects. This paper introduces a method to obtain a globally consistent…

计算机视觉与模式识别 · 计算机科学 2024-08-16 Sarthak Batra , Partha P. Chakrabarti , Simon Hadfield , Armin Mustafa

Night-Time Scene Parsing (NTSP) is essential to many vision applications, especially for autonomous driving. Most of the existing methods are proposed for day-time scene parsing. They rely on modeling pixel intensity-based spatial…

计算机视觉与模式识别 · 计算机科学 2023-04-14 Zhifeng Xie , Sen Wang , Ke Xu , Zhizhong Zhang , Xin Tan , Yuan Xie , Lizhuang Ma

The representation of geometry in real-time 3D perception systems continues to be a critical research issue. Dense maps capture complete surface shape and can be augmented with semantic labels, but their high dimensionality makes them…

计算机视觉与模式识别 · 计算机科学 2019-04-16 Michael Bloesch , Jan Czarnowski , Ronald Clark , Stefan Leutenegger , Andrew J. Davison

As critical visual details become obscured, the low visibility and high ISO noise in extremely low-light images pose a significant challenge to human pose estimation. Current methods fail to provide high-quality representations due to…

计算机视觉与模式识别 · 计算机科学 2025-01-15 Feng Zhang , Ze Li , Xiatian Zhu , Lei Chen

Semantic segmentation for autonomous driving should be robust against various in-the-wild environments. Nighttime semantic segmentation is especially challenging due to a lack of annotated nighttime images and a large domain gap from…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Hongjae Lee , Changwoo Han , Jun-Sang Yoo , Seung-Won Jung

Monocular simultaneous localization and mapping (SLAM) is emerging in advanced driver assistance systems and autonomous driving, because a single camera is cheap and easy to install. Conventional monocular SLAM has two major challenges…

计算机视觉与模式识别 · 计算机科学 2022-12-16 Jinkyu Lee , Muhyun Back , Sung Soo Hwang , Il Yong Chun

Self-supervised depth estimation draws a lot of attention recently as it can promote the 3D sensing capabilities of self-driving vehicles. However, it intrinsically relies upon the photometric consistency assumption, which hardly holds…

计算机视觉与模式识别 · 计算机科学 2023-02-03 Yupeng Zheng , Chengliang Zhong , Pengfei Li , Huan-ang Gao , Yuhang Zheng , Bu Jin , Ling Wang , Hao Zhao , Guyue Zhou , Qichao Zhang , Dongbin Zhao

Video portraits relighting is critical in user-facing human photography, especially for immersive VR/AR experience. Recent advances still fail to recover consistent relit result under dynamic illuminations from monocular RGB stream,…

计算机视觉与模式识别 · 计算机科学 2021-04-02 Longwen Zhang , Qixuan Zhang , Minye Wu , Jingyi Yu , Lan Xu

In this work, we focus on outdoor lighting estimation by aggregating individual noisy estimates from images, exploiting the rich image information from wide-angle cameras and/or temporal image sequences. Photographs inherently encode…

计算机视觉与模式识别 · 计算机科学 2022-02-21 Haebom Lee , Christian Homeyer , Robert Herzog , Jan Rexilius , Carsten Rother

Object detection in sonar images is a key technology in underwater detection systems. Compared to natural images, sonar images contain fewer texture details and are more susceptible to noise, making it difficult for non-experts to…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Chengzhou Li , Ping Guo , Guanchen Meng , Qi Jia , Jinyuan Liu , Zhu Liu , Xiaokang Liu , Yu Liu , Zhongxuan Luo , Xin Fan

We describe a novel approach to decompose a single panorama of an empty indoor environment into four appearance components: specular, direct sunlight, diffuse and diffuse ambient without direct sunlight. Our system is weakly supervised by…

Self-supervised learning (SSL) has emerged as a powerful technique for learning visual representations. While recent SSL approaches achieve strong results in global image understanding, they are limited in capturing the structured…

计算机视觉与模式识别 · 计算机科学 2025-08-28 Oussama Hadjerci , Antoine Letienne , Mohamed Abbas Hedjazi , Adel Hafiane

Low-light image enhancement (LLE) remains challenging due to the unfavorable prevailing low-contrast and weak-visibility problems of single RGB images. In this paper, we respond to the intriguing learning-related question -- if leveraging…

计算机视觉与模式识别 · 计算机科学 2021-12-14 Dong Liang , Ling Li , Mingqiang Wei , Shuo Yang , Liyan Zhang , Wenhan Yang , Yun Du , Huiyu Zhou

This paper deals with the scarcity of data for training optical flow networks, highlighting the limitations of existing sources such as labeled synthetic datasets or unlabeled real videos. Specifically, we introduce a framework to generate…

计算机视觉与模式识别 · 计算机科学 2021-04-09 Filippo Aleotti , Matteo Poggi , Stefano Mattoccia

Roadside perception datasets are typically constructed via cooperative labeling between synchronized vehicle and roadside frame pairs. However, real deployment often requires annotation of roadside-only data due to hardware and privacy…

计算机视觉与模式识别 · 计算机科学 2026-01-06 Ruiyu Mao , Baoming Zhang , Nicholas Ruozzi , Yunhui Guo

We propose a data-driven learned sky model, which we use for outdoor lighting estimation from a single image. As no large-scale dataset of images and their corresponding ground truth illumination is readily available, we use complementary…

计算机视觉与模式识别 · 计算机科学 2019-05-13 Yannick Hold-Geoffroy , Akshaya Athawale , Jean-François Lalonde