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We propose a learning-based network for depth map estimation from multi-view stereo (MVS) images. Our proposed network consists of three sub-networks: 1) a base network for initial depth map estimation from an unstructured stereo image…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Sizhang Dai , Weibing Huang

Stereo estimation has made many advancements in recent years with the introduction of deep-learning. However the traditional supervised approach to deep-learning requires the creation of accurate and plentiful ground-truth data, which is…

Computer Vision and Pattern Recognition · Computer Science 2024-10-18 Dominik Hirner , Friedrich Fraundorfer

Efficient yet accurate extraction of depth from stereo image pairs is required by systems with low power resources, such as robotics and embedded systems. State-of-the-art stereo matching methods based on convolutional neural networks…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 Rafael Brandt , Nicola Strisciuglio , Nicolai Petkov

The increasing demand for high-accuracy depth estimation in autonomous driving and augmented reality applications necessitates advanced neural architectures capable of effectively leveraging multiple data modalities. In this context, we…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Joseph Emmanuel DL Dayo , Prospero C. Naval

Deep learning-based multi-view stereo has emerged as a powerful paradigm for reconstructing the complete geometrically-detailed objects from multi-views. Most of the existing approaches only estimate the pixel-wise depth value by minimizing…

Computer Vision and Pattern Recognition · Computer Science 2023-04-28 Yisu Zhang , Jianke Zhu , Lixiang Lin

Despite the remarkable progress made by learning based stereo matching algorithms, one key challenge remains unsolved. Current state-of-the-art stereo models are mostly based on costly 3D convolutions, the cubic computational complexity and…

Computer Vision and Pattern Recognition · Computer Science 2020-04-22 Haofei Xu , Juyong Zhang

A major focus of recent developments in stereo vision has been on how to obtain accurate dense disparity maps in passive stereo vision. Active vision systems enable more accurate estimations of dense disparity compared to passive stereo.…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Laurent Valentin Jospin , Hamid Laga , Farid Boussaid , Mohammed Bennamoun

We propose a system that uses a convolution neural network (CNN) to estimate depth from a stereo pair followed by volumetric fusion of the predicted depth maps to produce a 3D reconstruction of a scene. Our proposed depth refinement…

Computer Vision and Pattern Recognition · Computer Science 2019-06-04 Rohan Chabra , Julian Straub , Chris Sweeney , Richard Newcombe , Henry Fuchs

Deep networks for stereo matching typically leverage 2D or 3D convolutional encoder-decoder architectures to aggregate cost and regularize the cost volume for accurate disparity estimation. Due to content-insensitive convolutions and…

Computer Vision and Pattern Recognition · Computer Science 2020-10-16 Changjiang Cai , Philippos Mordohai

Indoor robotics localization, navigation, and interaction heavily rely on scene understanding and reconstruction. Compared to the monocular vision which usually does not explicitly introduce any geometrical constraint, stereo vision-based…

Computer Vision and Pattern Recognition · Computer Science 2021-03-29 Qiang Wang , Shizhen Zheng , Qingsong Yan , Fei Deng , Kaiyong Zhao , Xiaowen Chu

Real-time performance of stereo matching networks is important for many applications, such as automatic driving, robot navigation and augmented reality (AR). Although significant progress has been made in stereo matching networks in recent…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Bin Xu , Yuhua Xu , Xiaoli Yang , Wei Jia , Yulan Guo

Autonomous drone-based tree pruning needs accurate, real-time depth estimation from stereo cameras. Depth is computed from disparity maps using $Z = f B/d$, so even small disparity errors cause noticeable depth mistakes at working…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Yida Lin , Bing Xue , Mengjie Zhang , Sam Schofield , Richard Green

Learning-based stereo matching has recently achieved promising results, yet still suffers difficulties in establishing reliable matches in weakly matchable regions that are textureless, non-Lambertian, or occluded. In this paper, we address…

Computer Vision and Pattern Recognition · Computer Science 2020-08-12 Jingyang Zhang , Yao Yao , Zixin Luo , Shiwei Li , Tianwei Shen , Tian Fang , Long Quan

Obstacle detection is a safety-critical problem in robot navigation, where stereo matching is a popular vision-based approach. While deep neural networks have shown impressive results in computer vision, most of the previous obstacle…

Robotics · Computer Science 2023-03-07 Hongyu Li , Zhengang Li , Neset Unver Akmandor , Huaizu Jiang , Yanzhi Wang , Taskin Padir

We present an improved three-step pipeline for the stereo matching problem and introduce multiple novelties at each stage. We propose a new highway network architecture for computing the matching cost at each possible disparity, based on…

Computer Vision and Pattern Recognition · Computer Science 2017-01-03 Amit Shaked , Lior Wolf

Deep Learning based stereo matching methods have shown great successes and achieved top scores across different benchmarks. However, like most data-driven methods, existing deep stereo matching networks suffer from some well-known drawbacks…

Computer Vision and Pattern Recognition · Computer Science 2018-08-14 Yiran Zhong , Hongdong Li , Yuchao Dai

Event cameras have the potential to revolutionize the field of robot vision, particularly in areas like stereo disparity estimation, owing to their high temporal resolution and high dynamic range. Many studies use deep learning for event…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Junjie Jiang , Hao Zhuang , Xinjie Huang , Delei Kong , Zheng Fang

Purpose: Stereo matching methods that enable depth estimation are crucial for visualization enhancement applications in computer-assisted surgery (CAS). Learning-based stereo matching methods are promising to predict accurate results on…

Computer Vision and Pattern Recognition · Computer Science 2023-02-07 Zixin Yang , Richard Simon , Cristian A. Linte

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…

Computer Vision and Pattern Recognition · Computer Science 2023-08-04 Youmin Zhang , Matteo Poggi , Stefano Mattoccia

We introduce ThermoStereoRT, a real-time thermal stereo matching method designed for all-weather conditions that recovers disparity from two rectified thermal stereo images, envisioning applications such as night-time drone surveillance or…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Anning Hu , Ang Li , Xirui Jin , Danping Zou