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Graph neural networks (GNNs) have been widely used in various graph machine learning scenarios. Existing literature primarily assumes well-annotated training graphs, while the reliability of labels is not guaranteed in real-world scenarios.…

机器学习 · 计算机科学 2026-01-27 Yusheng Zhao , Jiaye Xie , Qixin Zhang , Weizhi Zhang , Xiao Luo , Zhiping Xiao , Philip S. Yu , Ming Zhang

Depth estimation under adverse conditions remains a significant challenge. Recently, multi-spectral depth estimation, which integrates both visible light and thermal images, has shown promise in addressing this issue. However, existing…

计算机视觉与模式识别 · 计算机科学 2024-11-07 Zihan Qin , Jialei Xu , Wenbo Zhao , Junjun Jiang , Xianming Liu

We propose Differentiable Stereopsis, a multi-view stereo approach that reconstructs shape and texture from few input views and noisy cameras. We pair traditional stereopsis and modern differentiable rendering to build an end-to-end model…

计算机视觉与模式识别 · 计算机科学 2022-09-27 Shubham Goel , Georgia Gkioxari , Jitendra Malik

Stereo vision techniques have been widely used in civil engineering to acquire 3-D road data. The two important factors of stereo vision are accuracy and speed. However, it is very challenging to achieve both of them simultaneously and…

计算机视觉与模式识别 · 计算机科学 2018-08-30 Rui Fan , Yanan Liu , Xingrui Yang , Mohammud Junaid Bocus , Naim Dahnoun , Scott Tancock

Image classification is a challenging problem for computer in reality. Large numbers of methods can achieve satisfying performances with sufficient labeled images. However, labeled images are still highly limited for certain image…

计算机视觉与模式识别 · 计算机科学 2020-11-12 Hongfeng Li

There are many applications of graph cuts in computer vision, e.g. segmentation. We present a novel method to reformulate the NP-hard, k-way graph partitioning problem as an approximate minimal s-t graph cut problem, for which a globally…

计算机视觉与模式识别 · 计算机科学 2009-07-02 Ghassan Hamarneh

Discrete energy minimization is a ubiquitous task in computer vision, yet is NP-hard in most cases. In this work we propose a multiscale framework for coping with the NP-hardness of discrete optimization. Our approach utilizes algebraic…

计算机视觉与模式识别 · 计算机科学 2012-04-24 Shai Bagon , Meirav Galun

We address the problem of minimizing a class of energy functions consisting of data and smoothness terms that commonly occur in machine learning, computer vision, and pattern recognition. While discrete optimization methods are able to give…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Zhakshylyk Nurlanov , Daniel Cremers , Florian Bernard

We conduct a thorough study of photometric stereo under nearby point light source illumination, from modeling to numerical solution, through calibration. In the classical formulation of photometric stereo, the luminous fluxes are assumed to…

计算机视觉与模式识别 · 计算机科学 2017-09-05 Yvain Quéau , Bastien Durix , Tao Wu , Daniel Cremers , François Lauze , Jean-Denis Durou

Spectral Clustering is one of the most traditional methods to solve segmentation problems. Based on Normalized Cuts, it aims at partitioning an image using an objective function defined by a graph. Despite their mathematical attractiveness,…

计算机视觉与模式识别 · 计算机科学 2024-06-10 Rahul Palnitkar , Jeova Farias Sales Rocha Neto

This paper presents a novel extended dynamic programming approach for energy minimization (EDP) to solve the correspondence problem for stereo and motion. A significant speedup is achieved using a recursive minimum search strategy (RMS).…

计算机视觉与模式识别 · 计算机科学 2014-10-30 Mikhail G. Mozerov

Recently, records on stereo matching benchmarks are constantly broken by end-to-end disparity networks. However, the domain adaptation ability of these deep models is quite poor. Addressing such problem, we present a novel domain-adaptive…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Xiao Song , Guorun Yang , Xinge Zhu , Hui Zhou , Zhe Wang , Jianping Shi

Stereo matching has emerged as a cost-effective solution for road surface 3D reconstruction, garnering significant attention towards improving both computational efficiency and accuracy. This article introduces decisive disparity diffusion…

计算机视觉与模式识别 · 计算机科学 2024-11-07 Chuang-Wei Liu , Yikang Zhang , Qijun Chen , Ioannis Pitas , Rui Fan

This paper introduces a new method for learning and inferring sparse representations of depth (disparity) maps. The proposed algorithm relaxes the usual assumption of the stationary noise model in sparse coding. This enables learning from…

计算机视觉与模式识别 · 计算机科学 2015-05-20 Ivana Tosic , Bruno A. Olshausen , Benjamin J. Culpepper

A dense depth-map of a scene at an arbitrary view orientation can be estimated from dense view correspondences among multiple lower-dimensional views of the scene. These low-dimensional view correspondences are dependent on the geometrical…

计算机视觉与模式识别 · 计算机科学 2022-02-04 Hanieh Shabanian , Madhusudhanan Balasubramanian

This paper addresses the problem of range-stereo fusion, for the construction of high-resolution depth maps. In particular, we combine low-resolution depth data with high-resolution stereo data, in a maximum a posteriori (MAP) formulation.…

计算机视觉与模式识别 · 计算机科学 2020-12-15 Georgios D. Evangelidis , Miles Hansard , Radu Horaud

Disparity estimation for binocular stereo images finds a wide range of applications. Traditional algorithms may fail on featureless regions, which could be handled by high-level clues such as semantic segments. In this paper, we suggest…

计算机视觉与模式识别 · 计算机科学 2018-08-01 Guorun Yang , Hengshuang Zhao , Jianping Shi , Zhidong Deng , Jiaya Jia

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…

计算机视觉与模式识别 · 计算机科学 2020-08-12 Jingyang Zhang , Yao Yao , Zixin Luo , Shiwei Li , Tianwei Shen , Tian Fang , Long Quan

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…

计算机视觉与模式识别 · 计算机科学 2020-05-06 Yu-Kai Huang , Yueh-Cheng Liu , Tsung-Han Wu , Hung-Ting Su , Winston H. Hsu

In the era of big data, methods for improving memory and computational efficiency have become crucial for successful deployment of technologies. Hashing is one of the most effective approaches to deal with computational limitations that…

计算机视觉与模式识别 · 计算机科学 2021-06-22 Sobhan Hemati , Mohammad Hadi Mehdizavareh , Shojaeddin Chenouri , Hamid R Tizhoosh