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Self-supervised monocular depth estimation is a salient task for 3D scene understanding. Learned jointly with monocular ego-motion estimation, several methods have been proposed to predict accurate pixel-wise depth without using labeled…

计算机视觉与模式识别 · 计算机科学 2023-02-02 Hemang Chawla , Kishaan Jeeveswaran , Elahe Arani , Bahram Zonooz

Self-supervised monocular depth estimation (DE) is an approach to learning depth without costly depth ground truths. However, it often struggles with moving objects that violate the static scene assumption during training. To address this…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Jaeho Moon , Juan Luis Gonzalez Bello , Byeongjun Kwon , Munchurl Kim

As a crucial task of autonomous driving, 3D object detection has made great progress in recent years. However, monocular 3D object detection remains a challenging problem due to the unsatisfactory performance in depth estimation. Most…

计算机视觉与模式识别 · 计算机科学 2024-04-25 Yinmin Zhang , Xinzhu Ma , Shuai Yi , Jun Hou , Zhihui Wang , Wanli Ouyang , Dan Xu

Self-supervised learning has shown very promising results for monocular depth estimation. Scene structure and local details both are significant clues for high-quality depth estimation. Recent works suffer from the lack of explicit modeling…

计算机视觉与模式识别 · 计算机科学 2021-12-28 Jiaxing Yan , Hong Zhao , Penghui Bu , YuSheng Jin

Depth information is the foundation of perception, essential for autonomous driving, robotics, and other source-constrained applications. Promptly obtaining accurate and efficient depth information allows for a rapid response in dynamic…

计算机视觉与模式识别 · 计算机科学 2022-10-26 Xin Zhang , Rabab Abdelfattah , Yuqi Song , Samuel A. Dauchert , Xiaofeng wang

Accurately analyzing the motion parts and their motion attributes in dynamic environments is crucial for advancing key areas such as embodied intelligence. Addressing the limitations of existing methods that rely on dense multi-view images…

计算机视觉与模式识别 · 计算机科学 2025-07-14 Hongyi Zhou , Yulan Guo , Xiaogang Wang , Kai Xu

Learning to predict scene depth from RGB inputs is a challenging task both for indoor and outdoor robot navigation. In this work we address unsupervised learning of scene depth and robot ego-motion where supervision is provided by monocular…

计算机视觉与模式识别 · 计算机科学 2018-11-16 Vincent Casser , Soeren Pirk , Reza Mahjourian , Anelia Angelova

In monocular videos that capture dynamic scenes, estimating the 3D geometry of video contents has been a fundamental challenge in computer vision. Specifically, the task is significantly challenged by the object motion, where existing…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Seong Hyeon Park , Jinwoo Shin

Monocular 3D object detection plays a crucial role in autonomous driving. However, existing monocular 3D detection algorithms depend on 3D labels derived from LiDAR measurements, which are costly to acquire for new datasets and challenging…

计算机视觉与模式识别 · 计算机科学 2024-09-25 Fulong Ma , Xiaoyang Yan , Guoyang Zhao , Xiaojie Xu , Yuxuan Liu , Jun Ma , Ming Liu

Current state-of-the-art solutions for motion capture from a single camera are optimization driven: they optimize the parameters of a 3D human model so that its re-projection matches measurements in the video (e.g. person segmentation,…

计算机视觉与模式识别 · 计算机科学 2017-12-06 Hsiao-Yu Fish Tung , Hsiao-Wei Tung , Ersin Yumer , Katerina Fragkiadaki

An event camera is a novel vision sensor that can capture per-pixel brightness changes and output a stream of asynchronous ``events''. It has advantages over conventional cameras in those scenes with high-speed motions and challenging…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Junyu Zhu , Lina Liu , Bofeng Jiang , Feng Wen , Hongbo Zhang , Wanlong Li , Yong Liu

Spatial scene understanding, including monocular depth estimation, is an important problem in various applications, such as robotics and autonomous driving. While improvements in unsupervised monocular depth estimation have potentially…

计算机视觉与模式识别 · 计算机科学 2023-11-07 Hemang Chawla , Arnav Varma , Elahe Arani , Bahram Zonooz

In this paper, we introduce a method to automatically reconstruct the 3D motion of a person interacting with an object from a single RGB video. Our method estimates the 3D poses of the person and the object, contact positions, and forces…

计算机视觉与模式识别 · 计算机科学 2019-06-18 Zongmian Li , Jiri Sedlar , Justin Carpentier , Ivan Laptev , Nicolas Mansard , Josef Sivic

Self-supervised learning of depth and ego-motion from unlabeled monocular video has acquired promising results and drawn extensive attention. Most existing methods jointly train the depth and pose networks by photometric consistency of…

计算机视觉与模式识别 · 计算机科学 2021-08-05 Jiaojiao Fang , Guizhong Liu

We present a novel approach for estimating depth from a monocular camera as it moves through complex and crowded indoor environments, e.g., a department store or a metro station. Our approach predicts absolute scale depth maps over the…

计算机视觉与模式识别 · 计算机科学 2021-08-13 Dongki Jung , Jaehoon Choi , Yonghan Lee , Deokhwa Kim , Changick Kim , Dinesh Manocha , Donghwan Lee

Detecting and matching robust viewpoint-invariant keypoints is critical for visual SLAM and Structure-from-Motion. State-of-the-art learning-based methods generate training samples via homography adaptation to create 2D synthetic views with…

计算机视觉与模式识别 · 计算机科学 2020-11-19 Jiexiong Tang , Rares Ambrus , Vitor Guizilini , Sudeep Pillai , Hanme Kim , Patric Jensfelt , Adrien Gaidon

This paper aims to design a 3D object detection model from 2D images taken by monocular cameras by combining the estimated bird's-eye view elevation map and the deep representation of object features. The proposed model has a pre-trained…

计算机视觉与模式识别 · 计算机科学 2020-11-25 Ali Babolhavaeji , Mohammad Fanaei

Monocular 3D object detection aims to localize 3D bounding boxes in an input single 2D image. It is a highly challenging problem and remains open, especially when no extra information (e.g., depth, lidar and/or multi-frames) can be…

计算机视觉与模式识别 · 计算机科学 2021-12-10 Xianpeng Liu , Nan Xue , Tianfu Wu

Although cameras are ubiquitous, robotic platforms typically rely on active sensors like LiDAR for direct 3D perception. In this work, we propose a novel self-supervised monocular depth estimation method combining geometry with a new deep…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Vitor Guizilini , Rares Ambrus , Sudeep Pillai , Allan Raventos , Adrien Gaidon

Segmentation of moving objects in dynamic scenes is a key process in scene understanding for navigation tasks. Classical cameras suffer from motion blur in such scenarios rendering them effete. On the contrary, event cameras, because of…

计算机视觉与模式识别 · 计算机科学 2020-11-10 Chethan M. Parameshwara , Nitin J. Sanket , Chahat Deep Singh , Cornelia Fermüller , Yiannis Aloimonos