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Stereo matching methods rely on dense pixel-wise ground truth labels, which are laborious to obtain, especially for real-world datasets. The scarcity of labeled data and domain gaps between synthetic and real-world images also pose notable…

计算机视觉与模式识别 · 计算机科学 2025-05-14 Yuran Wang , Yingping Liang , Ying Fu

Multi-View Stereo plays a pivotal role in civil engineering by facilitating 3D modeling, precise engineering surveying, quantitative analysis, as well as monitoring and maintenance. It serves as a valuable tool, offering high-precision and…

计算机视觉与模式识别 · 计算机科学 2024-10-25 Hongxin Peng , Yongjian Liao , Weijun Li , Chuanyu Fu , Guoxin Zhang , Ziquan Ding , Zijie Huang , Qiku Cao , Shuting Cai

Supervised deep networks are among the best methods for finding correspondences in stereo image pairs. Like all supervised approaches, these networks require ground truth data during training. However, collecting large quantities of…

计算机视觉与模式识别 · 计算机科学 2020-08-24 Jamie Watson , Oisin Mac Aodha , Daniyar Turmukhambetov , Gabriel J. Brostow , Michael Firman

We present a passive stereo depth system that produces dense and accurate point clouds optimized for human environments, including dark, textureless, thin, reflective and specular surfaces and objects, at 2560x2048 resolution, with 384…

机器人学 · 计算机科学 2021-09-27 Krishna Shankar , Mark Tjersland , Jeremy Ma , Kevin Stone , Max Bajracharya

The matching formulation makes it naturally hard for the stereo matching to handle ill-posed regions like occlusions and non-Lambertian surfaces. Fusing monocular priors has been proven helpful for ill-posed matching, but the biased…

计算机视觉与模式识别 · 计算机科学 2025-08-19 Chengtang Yao , Lidong Yu , Zhidan Liu , Jiaxi Zeng , Yuwei Wu , Yunde Jia

With the rapid proliferation of 3D devices and the shortage of 3D content, stereo conversion is attracting increasing attention. Recent works introduce pretrained Diffusion Models (DMs) into this task. However, due to the scarcity of…

计算机视觉与模式识别 · 计算机科学 2025-03-31 Songsong Yu , Yuxin Chen , Zhongang Qi , Zeke Xie , Yifan Wang , Lijun Wang , Ying Shan , Huchuan Lu

Compositional generalization-a key open challenge in modern machine learning-requires models to predict unknown combinations of known concepts. However, assessing compositional generalization remains a fundamental challenge due to the lack…

机器学习 · 计算机科学 2025-11-06 Giacomo Camposampiero , Pietro Barbiero , Michael Hersche , Roger Wattenhofer , Abbas Rahimi

Refining raw disparity maps from different algorithms to exploit their complementary advantages is still challenging. Uncertainty estimation and complex disparity relationships among pixels limit the accuracy and robustness of existing…

计算机视觉与模式识别 · 计算机科学 2019-05-07 Can Pu , Runzi Song , Radim Tylecek , Nanbo Li , Robert B Fisher

The Semantic Layered Embedding Diffusion (SLED) mechanism redefines the representation of hierarchical semantics within transformer-based architectures, enabling enhanced contextual consistency across a wide array of linguistic tasks. By…

计算与语言 · 计算机科学 2025-03-26 Irin Kabakum , Thomas Montgomery , Daniel Ravenwood , Genevieve Harrington

As a fundamental vision task, stereo matching has made remarkable progress. While recent iterative optimization-based methods have achieved promising performance, their feature extraction capabilities still have room for improvement.…

计算机视觉与模式识别 · 计算机科学 2024-12-16 Jingyi Zhou , Haoyu Zhang , Jiakang Yuan , Peng Ye , Tao Chen , Hao Jiang , Meiya Chen , Yangyang Zhang

As an inherently ill-posed problem, depth estimation from single images is the most challenging part of monocular 3D object detection (M3OD). Many existing methods rely on preconceived assumptions to bridge the missing spatial information…

计算机视觉与模式识别 · 计算机科学 2022-05-20 Zhuoling Li , Zhan Qu , Yang Zhou , Jianzhuang Liu , Haoqian Wang , Lihui Jiang

World models are central to building agents that can reason, plan, and generalize beyond their training data. However, research on world models is currently fragmented, with disparate codebases, data pipelines, and evaluation protocols…

Traditional MVS methods have good accuracy but struggle with completeness, while recently developed learning-based multi-view stereo (MVS) techniques have improved completeness except accuracy being compromised. We propose depth…

计算机视觉与模式识别 · 计算机科学 2023-06-13 Nail Ibrahimli , Hugo Ledoux , Julian Kooij , Liangliang Nan

Subsequence matching has appeared to be an ideal approach for solving many problems related to the fields of data mining and similarity retrieval. It has been shown that almost any data class (audio, image, biometrics, signals) is or can be…

多媒体 · 计算机科学 2012-06-13 David Novak , Petr Volny , Pavel Zezula

Motivated by the need to identify erroneous disparity assignments, various approaches for uncertainty and confidence estimation of dense stereo matching have been presented in recent years. As in many other fields, especially deep learning…

计算机视觉与模式识别 · 计算机科学 2020-02-11 Max Mehltretter

This work introduces a novel method for surface normal estimation from rectified stereo image pairs, leveraging affine transformations derived from disparity values to achieve fast and accurate results. We demonstrate how the rectification…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Csongor Csanad Kariko , Muhammad Rafi Faisal , Levente Hajder

We present a new deep learning-based approach for dense stereo matching. Compared to previous works, our approach does not use deep learning of pixel appearance descriptors, employing very fast classical matching scores instead. At the same…

计算机视觉与模式识别 · 计算机科学 2016-11-18 Andrey Kuzmin , Dmitry Mikushin , Victor Lempitsky

Stereo matching is an important problem in computer vision which has drawn tremendous research attention for decades. Recent years, data-driven methods with convolutional neural networks (CNNs) are continuously pushing stereo matching to…

计算机视觉与模式识别 · 计算机科学 2021-01-27 Ju He , Enyu Zhou , Liusheng Sun , Fei Lei , Chenyang Liu , Wenxiu Sun

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…

计算机视觉与模式识别 · 计算机科学 2020-12-03 Fangjinhua Wang , Silvano Galliani , Christoph Vogel , Pablo Speciale , Marc Pollefeys

Dimensionality reduction is critical for deploying dense retrieval systems at scale, yet mainstream post-hoc methods face a fundamental trade-off: principal component analysis (PCA) preserves dominant variance but underutilizes…

信息检索 · 计算机科学 2026-04-20 Yongkang Li , Panagiotis Eustratiadis , Evangelos Kanoulas