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Related papers: Pyramid Stereo Matching Network

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A robust solution for semi-dense stereo matching is presented. It utilizes two CNN models for computing stereo matching cost and performing confidence-based filtering, respectively. Compared to existing CNNs-based matching cost generation…

Computer Vision and Pattern Recognition · Computer Science 2018-10-03 Wendong Mao , Mingjie Wang , Jun Zhou , Minglun Gong

Leveraging on the recent developments in convolutional neural networks (CNNs), matching dense correspondence from a stereo pair has been cast as a learning problem, with performance exceeding traditional approaches. However, it remains…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Jiahao Pang , Wenxiu Sun , Jimmy SJ. Ren , Chengxi Yang , Qiong Yan

Modern neural network-based algorithms are able to produce highly accurate depth estimates from stereo image pairs, nearly matching the reliability of measurements from more expensive depth sensors. However, this accuracy comes with a…

Computer Vision and Pattern Recognition · Computer Science 2019-03-13 Kyle Yee , Ayan Chakrabarti

Depth estimation is a cornerstone of a vast number of applications requiring 3D assessment of the environment, such as robotics, augmented reality, and autonomous driving to name a few. One prominent technique for depth estimation is stereo…

Computer Vision and Pattern Recognition · Computer Science 2021-12-16 Amit Bracha , Noam Rotstein , David Bensaïd , Ron Slossberg , Ron Kimmel

Self-similarity refers to the image prior widely used in image restoration algorithms that small but similar patterns tend to occur at different locations and scales. However, recent advanced deep convolutional neural network based methods…

Computer Vision and Pattern Recognition · Computer Science 2020-06-05 Yiqun Mei , Yuchen Fan , Yulun Zhang , Jiahui Yu , Yuqian Zhou , Ding Liu , Yun Fu , Thomas S. Huang , Humphrey Shi

The complementary characteristics of active and passive depth sensing techniques motivate the fusion of the Li-DAR sensor and stereo camera for improved depth perception. Instead of directly fusing estimated depths across LiDAR and stereo…

Computer Vision and Pattern Recognition · Computer Science 2019-04-08 Tsun-Hsuan Wang , Hou-Ning Hu , Chieh Hubert Lin , Yi-Hsuan Tsai , Wei-Chen Chiu , Min Sun

Stereo correspondence matching is an essential part of the multi-step stereo depth estimation process. This paper revisits the depth estimation problem, avoiding the explicit stereo matching step using a simple two-tower convolutional…

Computer Vision and Pattern Recognition · Computer Science 2022-10-28 Rohit Choudhary , Mansi Sharma , Rithvik Anil

Stereo matching and flow estimation are two essential tasks for scene understanding, spatially in 3D and temporally in motion. Existing approaches have been focused on the unsupervised setting due to the limited resource to obtain the…

Computer Vision and Pattern Recognition · Computer Science 2019-05-23 Hsueh-Ying Lai , Yi-Hsuan Tsai , Wei-Chen Chiu

Due to its capability to identify erroneous disparity assignments in dense stereo matching, confidence estimation is beneficial for a wide range of applications, e.g. autonomous driving, which needs a high degree of confidence as mandatory…

Computer Vision and Pattern Recognition · Computer Science 2019-11-06 Max Mehltretter , Christian Heipke

Depth prediction is one of the fundamental problems in computer vision. In this paper, we propose a simple yet effective convolutional spatial propagation network (CSPN) to learn the affinity matrix for various depth estimation tasks.…

Computer Vision and Pattern Recognition · Computer Science 2019-10-07 Xinjing Cheng , Peng Wang , Ruigang Yang

We present PatchmatchNet, a novel and learnable cascade formulation of Patchmatch for high-resolution multi-view stereo. With high computation speed and low memory requirement, PatchmatchNet can process higher resolution imagery and is more…

Computer Vision and Pattern Recognition · Computer Science 2020-12-03 Fangjinhua Wang , Silvano Galliani , Christoph Vogel , Pablo Speciale , Marc Pollefeys

High-quality image inpainting requires filling missing regions in a damaged image with plausible content. Existing works either fill the regions by copying image patches or generating semantically-coherent patches from region context, while…

Computer Vision and Pattern Recognition · Computer Science 2019-07-12 Yanhong Zeng , Jianlong Fu , Hongyang Chao , Baining Guo

Semantic segmentation is a vital task in the field of remote sensing (RS). However, conventional convolutional neural network (CNN) and transformer-based models face limitations in capturing long-range dependencies or are often…

Computer Vision and Pattern Recognition · Computer Science 2024-09-11 Yin Hu , Xianping Ma , Jialu Sui , Man-On Pun

The deep multi-view stereo (MVS) and stereo matching approaches generally construct 3D cost volumes to regularize and regress the output depth or disparity. These methods are limited when high-resolution outputs are needed since the memory…

Computer Vision and Pattern Recognition · Computer Science 2020-06-08 Xiaodong Gu , Zhiwen Fan , Zuozhuo Dai , Siyu Zhu , Feitong Tan , Ping Tan

Accurate stereo depth estimation plays a critical role in various 3D tasks in both indoor and outdoor environments. Recently, learning-based multi-view stereo methods have demonstrated competitive performance with a limited number of views.…

Computer Vision and Pattern Recognition · Computer Science 2020-06-02 Uday Kusupati , Shuo Cheng , Rui Chen , Hao Su

In deep learning-based local stereo matching methods, larger image patches usually bring better stereo matching accuracy. However, it is unrealistic to increase the size of the image patch size without restriction. Arbitrarily extending the…

Computer Vision and Pattern Recognition · Computer Science 2021-01-05 Xin Ma , Zhicheng Zhang , Danfeng Wang , Yu Luo , Hui Yuan

Existing neural networks proposed for low-level image processing tasks are usually implemented by stacking convolution layers with limited kernel size. Every convolution layer merely involves in context information from a small local…

Computer Vision and Pattern Recognition · Computer Science 2020-10-28 Feida Zhu , Chaowei Fang , Kai-Kuang Ma

Depth estimation based on stereo matching is a classic but popular computer vision problem, which has a wide range of real-world applications. Current stereo matching methods generally adopt the deep Siamese neural network architecture, and…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Xingguang Jiang , Xiaofeng Bian , Chenggang Guo

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

We study how autonomous robots can learn by themselves to improve their depth estimation capability. In particular, we investigate a self-supervised learning setup in which stereo vision depth estimates serve as targets for a convolutional…

Computer Vision and Pattern Recognition · Computer Science 2018-03-21 Diogo Martins , Kevin van Hecke , Guido de Croon