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Related papers: Widening siamese architectures for stereo matching

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Although convolution neural network based stereo matching architectures have made impressive achievements, there are still some limitations: 1) Convolutional Feature (CF) tends to capture appearance information, which is inadequate for…

Computer Vision and Pattern Recognition · Computer Science 2021-12-07 Biyang Liu , Huimin Yu , Yangqi Long

Deep neural networks have shown excellent performance in stereo matching task. Recently CNN-based methods have shown that stereo matching can be formulated as a supervised learning task. However, less attention is paid on the fusion of…

Computer Vision and Pattern Recognition · Computer Science 2019-06-26 Li Zhang , Quanhong Wang , Haihua Lu , Yong Zhao

Display technologies have evolved over the years. It is critical to develop practical HDR capturing, processing, and display solutions to bring 3D technologies to the next level. Depth estimation of multi-exposure stereo image sequences is…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Rohit Choudhary , Mansi Sharma , Uma T , Rithvik Anil

The problem of estimating a surface shape from its observed reflectance properties still remains a challenging task in computer vision. The presence of global illumination effects such as inter-reflections or cast shadows makes the task…

Computer Vision and Pattern Recognition · Computer Science 2021-03-24 David Honzátko , Engin Türetken , Pascal Fua , L. Andrea Dunbar

Several leading methods on public benchmarks for depth-from-stereo rely on memory-demanding 4D cost volumes and computationally intensive 3D convolutions for feature matching. We suggest a new way to process the 4D cost volume where we…

Computer Vision and Pattern Recognition · Computer Science 2023-01-03 Oh-Hun Kwon , Eduard Zell

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

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

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

The self-attention mechanism, successfully employed with the transformer structure is shown promise in many computer vision tasks including image recognition, and object detection. Despite the surge, the use of the transformer for the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Xuelian Cheng , Yiran Zhong , Mehrtash Harandi , Tom Drummond , Zhiyong Wang , Zongyuan Ge

In this paper, we study the problem of stereo matching from a pair of images with different resolutions, e.g., those acquired with a tele-wide camera system. Due to the difficulty of obtaining ground-truth disparity labels in diverse…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Xihao Chen , Zhiwei Xiong , Zhen Cheng , Jiayong Peng , Yueyi Zhang , Zheng-Jun Zha

The performance of image based stereo estimation suffers from lighting variations, repetitive patterns and homogeneous appearance. Moreover, to achieve good performance, stereo supervision requires sufficient densely-labeled data, which are…

Computer Vision and Pattern Recognition · Computer Science 2020-05-06 Yu-Kai Huang , Yueh-Cheng Liu , Tsung-Han Wu , Hung-Ting Su , Winston H. Hsu

For steganalysis, many studies showed that convolutional neural network has better performances than the two-part structure of traditional machine learning methods. However, there are still two problems to be resolved: cutting down signal…

Multimedia · Computer Science 2018-07-31 Ru Zhang , Feng Zhu , Jianyi Liu , Gongshen Liu

Template matching by normalized cross correlation (NCC) is widely used for finding image correspondences. We improve the robustness of this algorithm by preprocessing images with "siamese" convolutional networks trained to maximize the…

Computer Vision and Pattern Recognition · Computer Science 2017-05-25 Davit Buniatyan , Thomas Macrina , Dodam Ih , Jonathan Zung , H. Sebastian Seung

Stereo matching provides depth estimation from binocular images for downstream applications. These applications mostly take video streams as input and require temporally consistent depth maps. However, existing methods mainly focus on the…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Jiaxi Zeng , Chengtang Yao , Yuwei Wu , Yunde Jia

The sparse coding algorithm has served as a model for early processing in mammalian vision. It has been assumed that the brain uses sparse coding to exploit statistical properties of the sensory stream. We hypothesize that sparse coding…

Computer Vision and Pattern Recognition · Computer Science 2021-01-28 Gerrit A. Ecke , Harald M. Papp , Hanspeter A. Mallot

The stereo-matching problem, i.e., matching corresponding features in two different views to reconstruct depth, is efficiently solved in biology. Yet, it remains the computational bottleneck for classical machine vision approaches. By…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Nicoletta Risi , Enrico Calabrese , Giacomo Indiveri

We propose a novel and principled hybrid CNN+CRF model for stereo estimation. Our model allows to exploit the advantages of both, convolutional neural networks (CNNs) and conditional random fields (CRFs) in an unified approach. The CNNs…

Computer Vision and Pattern Recognition · Computer Science 2017-05-04 Patrick Knöbelreiter , Christian Reinbacher , Alexander Shekhovtsov , Thomas Pock

To reduce the human efforts in neural network design, Neural Architecture Search (NAS) has been applied with remarkable success to various high-level vision tasks such as classification and semantic segmentation. The underlying idea for the…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Xuelian Cheng , Yiran Zhong , Mehrtash Harandi , Yuchao Dai , Xiaojun Chang , Tom Drummond , Hongdong Li , Zongyuan Ge

Exiting deep-learning based dense stereo matching methods often rely on ground-truth disparity maps as the training signals, which are however not always available in many situations. In this paper, we design a simple convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2017-09-05 Yiran Zhong , Yuchao Dai , Hongdong Li

Stereo matching plays an indispensable part in autonomous driving, robotics and 3D scene reconstruction. We propose a novel deep learning architecture, which called CFP-Net, a Cross-Form Pyramid stereo matching network for regressing…

Computer Vision and Pattern Recognition · Computer Science 2019-06-05 Zhidong Zhu , Mingyi He , Yuchao Dai , Zhibo Rao , Bo Li