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Despite impressive performance for high-level downstream tasks, self-supervised pre-training methods have not yet fully delivered on dense geometric vision tasks such as stereo matching or optical flow. The application of self-supervised…

State-of-the-art stereo matching networks trained only on synthetic data often fail to generalize to more challenging real data domains. In this paper, we attempt to unfold an important factor that hinders the networks from generalizing…

计算机视觉与模式识别 · 计算机科学 2022-03-07 WeiQin Chuah , Ruwan Tennakoon , Reza Hoseinnezhad , Alireza Bab-Hadiashar , David Suter

This paper studies the fast adaptive beamforming for the multiuser multiple-input single-output downlink. Existing deep learning-based approaches assume that training and testing channels follow the same distribution which causes task…

信息论 · 计算机科学 2021-09-21 Juping Zhang , Yi Yuan , Gan Zheng , Ioannis Krikidis , Kai-Kit Wong

Supervised deep learning often suffers from the lack of sufficient training data. Specifically in the context of monocular depth map prediction, it is barely possible to determine dense ground truth depth images in realistic dynamic outdoor…

计算机视觉与模式识别 · 计算机科学 2017-05-15 Yevhen Kuznietsov , Jörg Stückler , Bastian Leibe

The data consistency for the physical forward model is crucial in inverse problems, especially in MR imaging reconstruction. The standard way is to unroll an iterative algorithm into a neural network with a forward model embedded. The…

图像与视频处理 · 电气工程与系统科学 2023-06-28 Guanxiong Luo , Mengmeng Kuang , Peng Cao

The reconstruction of a scene via a stereo-camera system is a two-steps process, where at first images from different cameras are matched to identify the set of point-to-point correspondences that then will actually be reconstructed in the…

计算机视觉与模式识别 · 计算机科学 2021-01-15 Riccardo Beschi , Xiao Feng , Stefania Melillo , Leonardo Parisi , Lorena Postiglione

We propose an embarrassingly simple but very effective scheme for high-quality dense stereo reconstruction: (i) generate an approximate reconstruction with your favourite stereo matcher; (ii) rewarp the input images with that approximate…

计算机视觉与模式识别 · 计算机科学 2021-06-21 Corinne Stucker , Konrad Schindler

The generalization and performance of stereo matching networks are limited due to the domain gap of the existing synthetic datasets and the sparseness of GT labels in the real datasets. In contrast, monocular depth estimation has achieved…

计算机视觉与模式识别 · 计算机科学 2024-11-15 Yuran Wang , Yingping Liang , Hesong Li , Ying Fu

Deep multi-view stereo (MVS) methods have been developed and extensively compared on simple datasets, where they now outperform classical approaches. In this paper, we ask whether the conclusions reached in controlled scenarios are still…

计算机视觉与模式识别 · 计算机科学 2022-01-28 François Darmon , Bénédicte Bascle , Jean-Clément Devaux , Pascal Monasse , Mathieu Aubry

In this paper, we propose a unified method to jointly learn optical flow and stereo matching. Our first intuition is stereo matching can be modeled as a special case of optical flow, and we can leverage 3D geometry behind stereoscopic…

计算机视觉与模式识别 · 计算机科学 2020-04-07 Pengpeng Liu , Irwin King , Michael Lyu , Jia Xu

Recreating complex, high-dimensional global fields from limited data points is a grand challenge across various scientific and industrial domains. Given the prohibitive costs of specialized sensors and the frequent inaccessibility of…

地球物理 · 物理学 2023-12-15 Agnese Marcato , Daniel O'Malley , Hari Viswanathan , Eric Guiltinan , Javier E. Santos

This work presents dense stereo reconstruction using high-resolution images for infrastructure inspections. The state-of-the-art stereo reconstruction methods, both learning and non-learning ones, consume too much computational resource on…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Yaoyu Hu , Weikun Zhen , Sebastian Scherer

Although supervised deep stereo matching networks have made impressive achievements, the poor generalization ability caused by the domain gap prevents them from being applied to real-life scenarios. In this paper, we propose to leverage the…

计算机视觉与模式识别 · 计算机科学 2022-04-04 Biyang Liu , Huimin Yu , Guodong Qi

Many current deep learning approaches make extensive use of backbone networks pre-trained on large datasets like ImageNet, which are then fine-tuned to perform a certain task. In remote sensing, the lack of comparable large annotated…

计算机视觉与模式识别 · 计算机科学 2024-08-22 Konrad Heidler , Lichao Mou , Di Hu , Pu Jin , Guangyao Li , Chuang Gan , Ji-Rong Wen , Xiao Xiang Zhu

Score matching is a recently developed parameter learning method that is particularly effective to complicated high dimensional density models with intractable partition functions. In this paper, we study two issues that have not been…

机器学习 · 计算机科学 2012-05-14 Siwei Lyu

We introduce Stereo Risk, a new deep-learning approach to solve the classical stereo-matching problem in computer vision. As it is well-known that stereo matching boils down to a per-pixel disparity estimation problem, the popular…

计算机视觉与模式识别 · 计算机科学 2024-07-04 Ce Liu , Suryansh Kumar , Shuhang Gu , Radu Timofte , Yao Yao , Luc Van Gool

Deep learning has significantly advanced building segmentation in remote sensing, yet models struggle to generalize on data of diverse geographic regions due to variations in city layouts and the distribution of building types, sizes and…

计算机视觉与模式识别 · 计算机科学 2025-07-23 Shuang Song , Yang Tang , Rongjun Qin

Signal classification models based on deep neural networks are typically trained on datasets collected under controlled conditions, either simulated or over-the-air (OTA), which are constrained to specific channel environments with limited…

计算工程、金融与科学 · 计算机科学 2025-10-02 Mohammad Ali , Fuhao Li , Jielun Zhang

Modern deep neural networks (DNNs) are highly accurate on many recognition tasks for overhead (e.g., satellite) imagery. However, visual domain shifts (e.g., statistical changes due to geography, sensor, or atmospheric conditions) remain a…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Can Yaras , Kaleb Kassaw , Bohao Huang , Kyle Bradbury , Jordan M. Malof

Stereo matching of high-resolution satellite images (HRSI) is still a fundamental but challenging task in the field of photogrammetry and remote sensing. Recently, deep learning (DL) methods, especially convolutional neural networks (CNNs),…

计算机视觉与模式识别 · 计算机科学 2023-05-03 Shenhong Li , Sheng He , San Jiang , Wanshou Jiang , Lin Zhang