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Detecting small obstacles on the road is critical for autonomous driving. In this paper, we present a method to reliably detect such obstacles through a multi-modal framework of sparse LiDAR(VLP-16) and Monocular vision. LiDAR is employed…

机器人学 · 计算机科学 2020-03-16 Aasheesh Singh , Aditya Kamireddypalli , Vineet Gandhi , K Madhava Krishna

Mirror reflections are common in everyday environments and can provide stereo information within a single capture, as the real and reflected virtual views are visible simultaneously. We exploit this property by treating the reflection as an…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Jing Wu , Zirui Wang , Iro Laina , Victor Adrian Prisacariu

For tiny obstacle discovery in a monocular image, edge is a fundamental visual element. Nevertheless, because of various reasons, e.g., noise and similar color distribution with background, it is still difficult to detect the edges of tiny…

计算机视觉与模式识别 · 计算机科学 2019-08-27 Feng Xue , Anlong Ming , Menghan Zhou , Yu Zhou

Transparent object depth perception poses a challenge in everyday life and logistics, primarily due to the inability of standard 3D sensors to accurately capture depth on transparent or reflective surfaces. This limitation significantly…

机器人学 · 计算机科学 2026-03-10 Kaixin Bai , Huajian Zeng , Lei Zhang , Yiwen Liu , Hongli Xu , Zhaopeng Chen , Jianwei Zhang

Depth sensing is an important problem for 3D vision-based robotics. Yet, a real-world active stereo or ToF depth camera often produces noisy and incomplete depth which bottlenecks robot performances. In this work, we propose D3RoMa, a…

机器人学 · 计算机科学 2024-09-26 Songlin Wei , Haoran Geng , Jiayi Chen , Congyue Deng , Wenbo Cui , Chengyang Zhao , Xiaomeng Fang , Leonidas Guibas , He Wang

Learning-based stereo matching models struggle in adverse weather conditions due to the scarcity of corresponding training data and the challenges in extracting discriminative features from degraded images. These limitations significantly…

计算机视觉与模式识别 · 计算机科学 2025-07-03 Yuran Wang , Yingping Liang , Yutao Hu , Ying Fu

We introduce a novel architecture for neural disparity refinement aimed at facilitating deployment of 3D computer vision on cheap and widespread consumer devices, such as mobile phones. Our approach relies on a continuous formulation that…

计算机视觉与模式识别 · 计算机科学 2021-11-01 Filippo Aleotti , Fabio Tosi , Pierluigi Zama Ramirez , Matteo Poggi , Samuele Salti , Stefano Mattoccia , Luigi Di Stefano

We propose a neural inverse rendering approach that jointly reconstructs geometry, spatially varying reflectance, and lighting conditions from multi-view images captured under varying directional lighting. Unlike prior multi-view…

计算机视觉与模式识别 · 计算机科学 2025-08-01 Xu Cao , Takafumi Taketomi

Do object part localization methods produce bilaterally symmetric results on mirror images? Surprisingly not, even though state of the art methods augment the training set with mirrored images. In this paper we take a closer look into this…

计算机视觉与模式识别 · 计算机科学 2015-01-22 Heng Yang , Ioannis Patras

The quality of robot vision greatly affects the performance of automation systems, where occlusions stand as one of the biggest challenges. If the target is occluded from the sensor, detecting and grasping such objects become very…

机器人学 · 计算机科学 2021-09-01 Kentaro Yoshioka , Hidenori Okuni , Tuan Thanh Ta , Akihide Sai

Deep reinforcement learning has achieved great success in laser-based collision avoidance works because the laser can sense accurate depth information without too much redundant data, which can maintain the robustness of the algorithm when…

机器人学 · 计算机科学 2022-09-02 Jianchuan Ding , Lingping Gao , Wenxi Liu , Haiyin Piao , Jia Pan , Zhenjun Du , Xin Yang , Baocai Yin

Stereo-based 3D detection aims at detecting 3D object bounding boxes from stereo images using intermediate depth maps or implicit 3D geometry representations, which provides a low-cost solution for 3D perception. However, its performance is…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Xiaoyang Guo , Shaoshuai Shi , Xiaogang Wang , Hongsheng Li

In this work, we propose using camera arrays coupled with coherent illumination as an effective method of improving spatial resolution in long distance images by a factor of ten and beyond. Recent advances in ptychography have demonstrated…

计算机视觉与模式识别 · 计算机科学 2015-11-29 Jason Holloway , M. Salman Asif , Manoj Kumar Sharma , Nathan Matsuda , Roarke Horstmeyer , Oliver Cossairt , Ashok Veeraraghavan

Most existing methods for category-level pose estimation rely on object point clouds. However, when considering transparent objects, depth cameras are usually not able to capture meaningful data, resulting in point clouds with severe…

机器人学 · 计算机科学 2022-11-04 Kai Chen , Stephen James , Congying Sui , Yun-Hui Liu , Pieter Abbeel , Qi Dou

The field of two-dimensional materials has been developing at an impressive pace, with atomically thin crystals of an increasing number of different compounds that have become available, together with techniques enabling their assembly into…

介观与纳米尺度物理 · 物理学 2021-09-15 D. Domaretskiy , N. Ubrig , I. Gutiérrez-Lezama , M. K. Tran , A. F. Morpurgo

Pseudo-LiDAR 3D detectors have made remarkable progress in monocular 3D detection by enhancing the capability of perceiving depth with depth estimation networks, and using LiDAR-based 3D detection architectures. The advanced stereo 3D…

计算机视觉与模式识别 · 计算机科学 2022-03-07 Yi-Nan Chen , Hang Dai , Yong Ding

The intensity fluctuation correlation of pseudo-thermal light can be utilized to realize binocular parallax stereo imaging (BPSI). With the help of correlation matching algorithm, the matching precision of feature points can reach one pixel…

光学 · 物理学 2014-12-01 Yongchao Zhu , Hu Li , Jianhong Shi , Ying Yang , Fei Cao , Guihua Zeng

Object triangulation, 3-D object tracking, feature correspondence, and camera calibration are key problems for estimation from camera networks. This paper addresses these problems within a unified Bayesian framework for joint multi-object…

计算机视觉与模式识别 · 计算机科学 2014-10-10 Jeremie Houssineau , Daniel Clark , Spela Ivekovic , Chee Sing Lee , Jose Franco

Robust feature matching forms the backbone for most Visual Simultaneous Localization and Mapping (vSLAM), visual odometry, 3D reconstruction, and Structure from Motion (SfM) algorithms. However, recovering feature matches from texture-poor…

计算机视觉与模式识别 · 计算机科学 2023-08-03 Shenbagaraj Kannapiran , Nalin Bendapudi , Ming-Yuan Yu , Devarth Parikh , Spring Berman , Ankit Vora , Gaurav Pandey

Navigation and obstacle avoidance are some of the hardest tasks for the visually impaired. Recent research projects have proposed technological solutions to tackle this problem. So far most systems fail to provide multidimensional feedback…

人机交互 · 计算机科学 2022-01-13 Manuel Zahn , Armaghan Ahmad Khan