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In complex environments, low-cost and robust localization is a challenging problem. For example, in a GPSdenied environment, LiDAR can provide accurate position information, but the cost is high. In general, visual SLAM based localization…

计算机视觉与模式识别 · 计算机科学 2019-12-12 Dong Han , Zuhao Zou , Lujia Wang , Cheng-Zhong Xu

The manuscript presented an analysis of the work in the field of eye-tracking over the past ten years in the low-cost filed. We researched in detail the methods, algorithms, and developed hardware. To realization, this task we considered…

人工智能 · 计算机科学 2020-10-13 Ildar Rakhmatulin

Depth-map is the key computation in computer vision and robotics. One of the most popular approach is via computation of disparity-map of images obtained from Stereo Camera. Semi Global Matching (SGM) method is a popular choice for good…

计算机视觉与模式识别 · 计算机科学 2020-07-08 Prathmesh Sawant , Yashwant Temburu , Mandar Datar , Imran Ahmed , Vinayak Shriniwas , Sachin Patkar

Stereo matching serves as a cornerstone in 3D vision, aiming to establish pixel-wise correspondences between stereo image pairs for depth recovery. Despite remarkable progress driven by deep neural architectures, current models often…

计算机视觉与模式识别 · 计算机科学 2025-09-18 Xianda Guo , Chenming Zhang , Youmin Zhang , Ruilin Wang , Dujun Nie , Wenzhao Zheng , Matteo Poggi , Hao Zhao , Mang Ye , Qin Zou , Long Chen

Stereophonic audio is an indispensable ingredient to enhance human auditory experience. Recent research has explored the usage of visual information as guidance to generate binaural or ambisonic audio from mono ones with stereo supervision.…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Hang Zhou , Xudong Xu , Dahua Lin , Xiaogang Wang , Ziwei Liu

Neural approaches have shown a significant progress on camera-based reconstruction. But they require either a fairly dense sampling of the viewing sphere, or pre-training on an existing dataset, thereby limiting their generalizability. In…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Mohammed Brahimi , Bjoern Haefner , Zhenzhang Ye , Bastian Goldluecke , Daniel Cremers

We present a method for extracting depth information from a rectified image pair. We train a convolutional neural network to predict how well two image patches match and use it to compute the stereo matching cost. The cost is refined by…

计算机视觉与模式识别 · 计算机科学 2015-10-21 Jure Žbontar , Yann LeCun

Accurate estimation of stereo camera extrinsic parameters is the key to guarantee the performance of stereo matching algorithms. In prior arts, the online self-calibration of stereo cameras has commonly been formulated as a specialized…

机器人学 · 计算机科学 2024-03-05 Hongbo Zhao , Yikang Zhang , Qijun Chen , Rui Fan

Binocular stereo vision is an important branch of machine vision, which imitates the human eye and matches the left and right images captured by the camera based on epipolar constraints. The matched disparity map can be calculated according…

计算机视觉与模式识别 · 计算机科学 2021-02-10 Yimin Peng , Yunlong Li , Zijing Fang

Dynamic stereo matching is the task of estimating consistent disparities from stereo videos with dynamic objects. Recent learning-based methods prioritize optimal performance on a single stereo pair, resulting in temporal inconsistencies.…

计算机视觉与模式识别 · 计算机科学 2024-03-19 Junpeng Jing , Ye Mao , Krystian Mikolajczyk

Recent studies of deep learning based stereo image super-resolution (StereoSR) have promoted the development of StereoSR. However, existing StereoSR models mainly concentrate on improving quantitative evaluation metrics and neglect the…

图像与视频处理 · 电气工程与系统科学 2022-07-15 Chenxi Ma , Bo Yan , Weimin Tan , Xuhao Jiang

Leveraging the disparity information from both left and right views is crucial for stereo disparity estimation. Left-right consistency check is an effective way to enhance the disparity estimation by referring to the information from the…

计算机视觉与模式识别 · 计算机科学 2018-04-04 Zequn Jie , Pengfei Wang , Yonggen Ling , Bo Zhao , Yunchao Wei , Jiashi Feng , Wei Liu

In this paper we propose a low-cost high-speed imaging line scan system. We replace an expensive industrial line scan camera and illumination with a custom-built set-up of cheap off-the-shelf components, yielding a measurement system with…

计算机视觉与模式识别 · 计算机科学 2016-12-08 Stef Van Wolputte , Wim Abbeloos , Stijn Helsen , Abdellatif Bey-Temsamani , Toon Goedemé

We present TemporalStereo, a coarse-to-fine stereo matching network that is highly efficient, and able to effectively exploit the past geometry and context information to boost matching accuracy. Our network leverages sparse cost volume and…

计算机视觉与模式识别 · 计算机科学 2023-08-04 Youmin Zhang , Matteo Poggi , Stefano Mattoccia

This paper presents a low-cost eye-tracker aimed at carrying out tests based on a Visual Paired Comparison protocol for the early detection of Mild Cognitive Impairment. The proposed eye-tracking system is based on machine learning…

人机交互 · 计算机科学 2024-08-13 Danilo Greco , Francesco Masulli , Stefano Rovetta , Alberto Cabri , Davide Daffonchio

The completeness of 3D models is still a challenging problem in multi-view stereo (MVS) due to the unreliable photometric consistency in low-textured areas. Since low-textured areas usually exhibit strong planarity, planar models are…

计算机视觉与模式识别 · 计算机科学 2019-12-30 Qingshan Xu , Wenbing Tao

Real-time Stereo Matching is a cornerstone algorithm for many Extended Reality (XR) applications, such as indoor 3D understanding, video pass-through, and mixed-reality games. Despite significant advancements in deep stereo methods,…

计算机视觉与模式识别 · 计算机科学 2023-09-11 Ziang Cheng , Jiayu Yang , Hongdong Li

Supervised deep networks are among the best methods for finding correspondences in stereo image pairs. Like all supervised approaches, these networks require ground truth data during training. However, collecting large quantities of…

计算机视觉与模式识别 · 计算机科学 2020-08-24 Jamie Watson , Oisin Mac Aodha , Daniyar Turmukhambetov , Gabriel J. Brostow , Michael Firman

In the context of a localization and tracking application, we developed a stereo vision system based on cheap low-resolution 80x60 pixels thermal cameras. We proposed a threefold sub-pixel stereo matching framework (called ST for Subpixel…

计算机视觉与模式识别 · 计算机科学 2019-12-03 Yannick Wend Kuni Zoetgnande , Geoffroy Cormier , Alain-Jérôme Fougères , Jean-Louis Dillenseger

Although deep learning-based methods have dominated stereo matching leaderboards by yielding unprecedented disparity accuracy, their inference time is typically slow, on the order of seconds for a pair of 540p images. The main reason is…

计算机视觉与模式识别 · 计算机科学 2020-12-03 Yiran Zhong , Charles Loop , Wonmin Byeon , Stan Birchfield , Yuchao Dai , Kaihao Zhang , Alexey Kamenev , Thomas Breuel , Hongdong Li , Jan Kautz