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Related papers: Rectified Iterative Disparity for Stereo Matching

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Recently, end-to-end trainable deep neural networks have significantly improved stereo depth estimation for perspective images. However, 360{\deg} images captured under equirectangular projection cannot benefit from directly adopting…

Computer Vision and Pattern Recognition · Computer Science 2020-03-27 Ning-Hsu Wang , Bolivar Solarte , Yi-Hsuan Tsai , Wei-Chen Chiu , Min Sun

Safe autonomous driving requires reliable 3D object detection-determining the 6 DoF pose and dimensions of objects of interest. Using stereo cameras to solve this task is a cost-effective alternative to the widely used LiDAR sensor. The…

Computer Vision and Pattern Recognition · Computer Science 2020-03-11 Alex D. Pon , Jason Ku , Chengyao Li , Steven L. Waslander

Accurate and dense depth estimation with stereo cameras and LiDAR is an important task for automatic driving and robotic perception. While sparse hints from LiDAR points have improved cost aggregation in stereo matching, their effectiveness…

Computer Vision and Pattern Recognition · Computer Science 2024-04-12 Ang Li , Anning Hu , Wei Xi , Wenxian Yu , Danping Zou

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

Deep learning methods for unsupervised registration often rely on objectives that assume a uniform noise level across the spatial domain (e.g. mean-squared error loss), but noise distributions are often heteroscedastic and input-dependent…

Image and Video Processing · Electrical Eng. & Systems 2024-07-19 Xiaoran Zhang , Daniel H. Pak , Shawn S. Ahn , Xiaoxiao Li , Chenyu You , Lawrence H. Staib , Albert J. Sinusas , Alex Wong , James S. Duncan

We investigate composed image retrieval with text feedback. Users gradually look for the target of interest by moving from coarse to fine-grained feedback. However, existing methods merely focus on the latter, i.e., fine-grained search, by…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Yiyang Chen , Zhedong Zheng , Wei Ji , Leigang Qu , Tat-Seng Chua

Since camera modules become more and more affordable, multispectral camera arrays have found their way from special applications to the mass market, e.g., in automotive systems, smartphones, or drones. Due to multiple modalities, the…

Image and Video Processing · Electrical Eng. & Systems 2024-11-08 Frank Sippel , Nils Genser , Hannah Och , Jürgen Seiler , André Kaup

Deep Learning-based image super-resolution (SR) has been gaining traction with the aid of Generative Adversarial Networks. Models like SRGAN and ESRGAN are constantly ranked between the best image SR tools. However, they lack principled…

Image and Video Processing · Electrical Eng. & Systems 2024-12-23 Maniraj Sai Adapa , Marco Zullich , Matias Valdenegro-Toro

As object detectors rapidly improve, attention has expanded past image-only networks to include a range of 3D and multimodal frameworks, especially ones that incorporate LiDAR. However, due to cost, logistics, and even some safety…

Computer Vision and Pattern Recognition · Computer Science 2022-02-28 Matthew Levine

Motivated by problems in contact mechanics, we propose a duality approach for computing approximations and associated a posteriori error bounds to solutions of variational inequalities of the first kind. The proposed approach improves upon…

Numerical Analysis · Mathematics 2014-10-09 Zhenying Zhang , Eduard Bader , Karen Veroy

We introduce an unsupervised formulation to estimate heteroscedastic uncertainty in retrieval systems. We propose an extension to triplet loss that models data uncertainty for each input. Besides improving performance, our formulation…

Computer Vision and Pattern Recognition · Computer Science 2019-02-08 Ahmed Taha , Yi-Ting Chen , Teruhisa Misu , Abhinav Shrivastava , Larry Davis

Self-supervised learning for depth estimation possesses several advantages over supervised learning. The benefits of no need for ground-truth depth, online fine-tuning, and better generalization with unlimited data attract researchers to…

Computer Vision and Pattern Recognition · Computer Science 2021-08-17 Weihao Yuan , Yazhan Zhang , Bingkun Wu , Siyu Zhu , Ping Tan , Michael Yu Wang , Qifeng Chen

Real-world stereo image super-resolution has a significant influence on enhancing the performance of computer vision systems. Although existing methods for single-image super-resolution can be applied to improve stereo images, these methods…

Image and Video Processing · Electrical Eng. & Systems 2023-12-14 Yuanbo Zhou , Yuyang Xue , Jiang Bi , Wenlin He , Xinlin Zhang , Jiajun Zhang , Wei Deng , Ruofeng Nie , Junlin Lan , Qinquan Gao , Tong Tong

One of the most successful approaches in Multi-View Stereo estimates a depth map and a normal map for each view via PatchMatch-based optimization and fuses them into a consistent 3D points cloud. This approach relies on photo-consistency to…

Computer Vision and Pattern Recognition · Computer Science 2019-03-27 Andrea Romanoni , Matteo Matteucci

The inaccuracy of neural network models on inputs that do not stem from the training data distribution is both problematic and at times unrecognized. Model uncertainty estimation can address this issue, where uncertainty estimates are often…

Machine Learning · Computer Science 2020-02-14 Siddhartha Jain , Ge Liu , Jonas Mueller , David Gifford

Recently, there has been a paradigm shift in stereo matching with learning-based methods achieving the best results on all popular benchmarks. The success of these methods is due to the availability of training data with ground truth;…

Computer Vision and Pattern Recognition · Computer Science 2018-04-06 Konstantinos Batsos , Changjiang Cai , Philippos Mordohai

Deep Neural Networks (DNNs), despite their tremendous success in recent years, could still cast doubts on their predictions due to the intrinsic uncertainty associated with their learning process. Ensemble techniques and post-hoc…

Machine Learning · Computer Science 2022-03-03 Chunwei Ma , Ziyun Huang , Jiayi Xian , Mingchen Gao , Jinhui Xu

Purpose: Surgical workflow recognition enables context-aware assistance and skill assessment in computer-assisted interventions. Despite recent advances, current methods suffer from two critical challenges: prediction jitter across…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Yueyao Chen , Kai-Ni Wang , Dario Tayupo , Arnaud Huaulm'e , Krystel Nyangoh Timoh , Pierre Jannin , Qi Dou

We introduce Double Cost Volume Stereo Matching Network(DCVSMNet) which is a novel architecture characterised by by two small upper (group-wise) and lower (norm correlation) cost volumes. Each cost volume is processed separately, and a…

Computer Vision and Pattern Recognition · Computer Science 2024-12-05 Mahmoud Tahmasebi , Saif Huq , Kevin Meehan , Marion McAfee

The unsupervised depth estimation is the recent trend by utilizing the binocular stereo images to get rid of depth map ground truth. In unsupervised depth computation, the disparity images are generated by training the CNN with an image…

Computer Vision and Pattern Recognition · Computer Science 2019-11-07 Vamshi Krishna Repala , Shiv Ram Dubey