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In partial multi-label learning (PML), each instance is associated with a set of candidate labels containing both ground-truth and noisy labels. The presence of noisy labels disrupts the correspondence between features and labels, degrading…

Machine Learning · Computer Science 2026-04-13 Yu Chen , Weijun Lv , Yue Huang , Xiaozhao Fang , Jie Wen , Yong Xu , Guanbin Li

In this paper, we propose a novel scene text detection method named TextMountain. The key idea of TextMountain is making full use of border-center information. Different from previous works that treat center-border as a binary…

Computer Vision and Pattern Recognition · Computer Science 2018-12-03 Yixing Zhu , Jun Du

Point cloud registration is an important task in robotics and autonomous driving to estimate the ego-motion of the vehicle. Recent advances following the coarse-to-fine manner show promising potential in point cloud registration. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-04-03 Chenghao Shi , Xieyuanli Chen , Huimin Lu , Wenbang Deng , Junhao Xiao , Bin Dai

Self-supervised representation learning for point cloud has demonstrated effectiveness in improving pre-trained model performance across diverse tasks. However, as pre-trained models grow in complexity, fully fine-tuning them for downstream…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Song Wang , Xiaolu Liu , Lingdong Kong , Jianyun Xu , Chunyong Hu , Gongfan Fang , Wentong Li , Jianke Zhu , Xinchao Wang

How to extract significant point cloud features and estimate the pose between them remains a challenging question, due to the inherent lack of structure and ambiguous order permutation of point clouds. Despite significant improvements in…

Computer Vision and Pattern Recognition · Computer Science 2021-12-14 Zhu Xu , Zhengyao Bai , Huijie Liu , Qianjie Lu , Shenglan Fan

Point cloud completion task aims to predict the missing part of incomplete point clouds and generate complete point clouds with details. In this paper, we propose a novel point cloud completion network, namely CompleteDT. Specifically,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-13 Jun Li , Shangwei Guo , Shaokun Han

Dense feature matching aims to estimate all correspondences between two images of a 3D scene and has recently been established as the gold-standard due to its high accuracy and robustness. However, existing dense matchers still fail or…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Johan Edstedt , David Nordström , Yushan Zhang , Georg Bökman , Jonathan Astermark , Viktor Larsson , Anders Heyden , Fredrik Kahl , Mårten Wadenbäck , Michael Felsberg

Matching cross-modality features between images and point clouds is a fundamental problem for image-to-point cloud registration. However, due to the modality difference between images and points, it is difficult to learn robust and…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Haiping Wang , Yuan Liu , Bing Wang , Yujing Sun , Zhen Dong , Wenping Wang , Bisheng Yang

Point cloud-based object/place recognition remains a problem of interest in applications such as autonomous driving, scene reconstruction, and localization. Extracting a meaningful global descriptor from a query point cloud that can be…

Robotics · Computer Science 2025-08-04 Anirban Ghosh , Iliya Kulbaka , Ian Dahlin , Ayan Dutta

One of the greatest sources of uncertainty in future climate projections comes from limitations in modelling clouds and in understanding how different cloud types interact with the climate system. A key first step in reducing this…

Atmospheric and Oceanic Physics · Physics 2022-10-17 Valentina Zantedeschi , Fabrizio Falasca , Alyson Douglas , Richard Strange , Matt J. Kusner , Duncan Watson-Parris

The goal of point cloud localization based on linguistic description is to identify a 3D position using textual description in large urban environments, which has potential applications in various fields, such as determining the location…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Yanlong Xu , Haoxuan Qu , Jun Liu , Wenxiao Zhang , Xun Yang

Deep classifiers tend to associate a few discriminative input variables with their objective function, which in turn, may hurt their generalization capabilities. To address this, one can design systematic experiments and/or inspect the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-10 Saeid Asgari Taghanaki , Kaveh Hassani , Pradeep Kumar Jayaraman , Amir Hosein Khasahmadi , Tonya Custis

Recently, large-scale visual language pre-trained (VLP) models have demonstrated impressive performance across various downstream tasks. Motivated by these advancements, pioneering efforts have emerged in multi-label image recognition with…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Leilei Ma , Hongxing Xie , Lei Wang , Yanping Fu , Dengdi Sun , Haifeng Zhao

With the surge in realistic text tampering, detecting fraudulent text in images has gained prominence for maintaining information security. However, the high costs associated with professional text manipulation and annotation limit the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-24 Dongliang Luo , Yuliang Liu , Rui Yang , Xianjin Liu , Jishen Zeng , Yu Zhou , Xiang Bai

The development of 3D Vision-Language Models (VLMs), crucial for applications in robotics, autonomous driving, and augmented reality, is severely constrained by the scarcity of paired 3D-text data. Existing methods rely solely on next-token…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Yuanhao Su , Shaofeng Zhang , Xiaosong Jia , Qi Fan

Current models for point cloud recognition demonstrate promising performance on synthetic datasets. However, real-world point cloud data inevitably contains noise, impacting model robustness. While recent efforts focus on enhancing…

Computer Vision and Pattern Recognition · Computer Science 2024-11-18 Dingxin Zhang , Jianhui Yu , Tengfei Xue , Chaoyi Zhang , Dongnan Liu , Weidong Cai

Scene text detection, an essential step of scene text recognition system, is to locate text instances in natural scene images automatically. Some recent attempts benefiting from Mask R-CNN formulate scene text detection task as an instance…

Computer Vision and Pattern Recognition · Computer Science 2019-03-29 Jingchao Liu , Xuebo Liu , Jie Sheng , Ding Liang , Xin Li , Qingjie Liu

Recent progress in large-scale pre-training has led to the development of advanced vision-language models (VLMs) with remarkable proficiency in comprehending and generating multimodal content. Despite the impressive ability to perform…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Hang Hua , Jing Shi , Kushal Kafle , Simon Jenni , Daoan Zhang , John Collomosse , Scott Cohen , Jiebo Luo

In 3D point cloud understanding, the core challenge lies in accurately capturing discriminative features within complex neighborhoods, which directly affects the execution precision of downstream tasks such as embodied AI and autonomous…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Jiaqi Shi , Jin Xiao , Xiaoguang Hu , Wenxuan Ji , Zichong Jia , Zifan Long , Tianyou Chen , Baochang Zhang

Test-time adaptation (TTA) has gained increasing popularity due to its efficacy in addressing ``distribution shift'' issue while simultaneously protecting data privacy. However, most prior methods assume that a paired source domain model…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Aiming Zhang , Tianyuan Yu , Liang Bai , Jun Tang , Yanming Guo , Yirun Ruan , Yun Zhou , Zhihe Lu