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Infrared and visible images, as multi-modal image pairs, show significant differences in the expression of the same scene. The image fusion task is faced with two problems: one is to maintain the unique features between different…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Zixuan Wang , Bin Sun

Learning to reliably perceive and understand the scene is an integral enabler for robots to operate in the real-world. This problem is inherently challenging due to the multitude of object types as well as appearance changes caused by…

计算机视觉与模式识别 · 计算机科学 2021-11-05 Abhinav Valada , Rohit Mohan , Wolfram Burgard

In the field of multimodal segmentation, the correlation between different modalities can be considered for improving the segmentation results. In this paper, we propose a multi-modality segmentation network with a correlation constraint.…

图像与视频处理 · 电气工程与系统科学 2021-02-08 Tongxue Zhou , Stéphane Canu , Pierre Vera , Su Ruan

Person re-identification is an important task in video surveillance that aims to associate people across camera views at different locations and time. View variability is always a challenging problem seriously degrading person…

计算机视觉与模式识别 · 计算机科学 2019-10-10 Fangyi Liu , Lei Zhang

Combining the respective advantages of cross-modality images can compensate for the lack of information in the single modality, which has attracted increasing attention of researchers into multi-modal image matching tasks. Meanwhile, due to…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Shasha Mei

Recently, the self-supervised learning framework data2vec has shown inspiring performance for various modalities using a masked student-teacher approach. However, it remains open whether such a framework generalizes to the unique challenges…

计算机视觉与模式识别 · 计算机科学 2026-01-23 Karim Knaebel , Jonas Schult , Alexander Hermans , Bastian Leibe

The past few years have witnessed the great success and prevalence of self-supervised representation learning within the language and 2D vision communities. However, such advancements have not been fully migrated to the field of 3D point…

计算机视觉与模式识别 · 计算机科学 2023-12-20 Qijian Zhang , Junhui Hou

Learning with neural networks from a continuous stream of visual information presents several challenges due to the non-i.i.d. nature of the data. However, it also offers novel opportunities to develop representations that are consistent…

计算机视觉与模式识别 · 计算机科学 2024-09-19 Simone Marullo , Matteo Tiezzi , Marco Gori , Stefano Melacci

As we all know, multi-view data is more expressive than single-view data and multi-label annotation enjoys richer supervision information than single-label, which makes multi-view multi-label learning widely applicable for various pattern…

计算机视觉与模式识别 · 计算机科学 2023-03-14 Chengliang Liu , Jie Wen , Xiaoling Luo , Yong Xu

It is critical and meaningful to make image classification since it can help human in image retrieval and recognition, object detection, etc. In this paper, three-sides efforts are made to accomplish the task. First, visual features with…

计算机视觉与模式识别 · 计算机科学 2016-10-24 Dewei Li , Yingjie Tian

Change detection from traditional \added{2D} optical images has limited capability to model the changes in the height or shape of objects. Change detection using 3D point cloud \added{from photogrammetry or LiDAR surveying} can fill this…

图像与视频处理 · 电气工程与系统科学 2024-10-28 Iris de Gélis , Sudipan Saha , Muhammad Shahzad , Thomas Corpetti , Sébastien Lefèvre , Xiao Xiang Zhu

Multi-view Stereo (MVS) aims to estimate depth and reconstruct 3D point clouds from a series of overlapping images. Recent learning-based MVS frameworks overlook the geometric information embedded in features and correlations, leading to…

计算机视觉与模式识别 · 计算机科学 2025-03-28 Yuxi Hu , Jun Zhang , Zhe Zhang , Rafael Weilharter , Yuchen Rao , Kuangyi Chen , Runze Yuan , Friedrich Fraundorfer

Point clouds provide a flexible and natural representation usable in countless applications such as robotics or self-driving cars. Recently, deep neural networks operating on raw point cloud data have shown promising results on supervised…

机器学习 · 计算机科学 2019-06-04 Jonathan Sauder , Bjarne Sievers

3D point cloud semantic segmentation has a wide range of applications. Recently, weakly supervised point cloud segmentation methods have been proposed, aiming to alleviate the expensive and laborious manual annotation process by leveraging…

计算机视觉与模式识别 · 计算机科学 2024-01-01 Xiawei Li , Qingyuan Xu , Jing Zhang , Tianyi Zhang , Qian Yu , Lu Sheng , Dong Xu

3D point cloud semantic segmentation (PCSS) is a cornerstone for environmental perception in robotic systems and autonomous driving, enabling precise scene understanding through point-wise classification. While unsupervised domain…

计算机视觉与模式识别 · 计算机科学 2025-06-25 Junjie Chen , Yuecong Xu , Haosheng Li , Kemi Ding

Videos are a rich source of multi-modal supervision. In this work, we learn representations using self-supervision by leveraging three modalities naturally present in videos: visual, audio and language streams. To this end, we introduce the…

Unsupervised feature learning has made great strides with contrastive learning based on instance discrimination and invariant mapping, as benchmarked on curated class-balanced datasets. However, natural data could be highly correlated and…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Xudong Wang , Ziwei Liu , Stella X. Yu

The integration of different imaging modalities, such as structural, diffusion tensor, and functional magnetic resonance imaging, with deep learning models has yielded promising outcomes in discerning phenotypic characteristics and…

图像与视频处理 · 电气工程与系统科学 2024-10-08 Zhiyuan Li , Hailong Li , Anca L. Ralescu , Jonathan R. Dillman , Mekibib Altaye , Kim M. Cecil , Nehal A. Parikh , Lili He

Modern image encoders achieve high generalization by decoupling semantic meaning from resolution, an ability yet to be fully realized in the 3D domain. We investigate the failure of 3D point cloud encoders to achieve similar generalization…

计算机视觉与模式识别 · 计算机科学 2026-05-18 Chun-Peng Chang , Shaoxiang Wang , Alain Pagani , Dariu Gavrila , Holger Caesar

3D point clouds are rich in geometric structure information, while 2D images contain important and continuous texture information. Combining 2D information to achieve better 3D semantic segmentation has become mainstream in 3D scene…

计算机视觉与模式识别 · 计算机科学 2022-12-14 Chaolong Yang , Yuyao Yan , Weiguang Zhao , Jianan Ye , Xi Yang , Amir Hussain , Kaizhu Huang