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相关论文: Weakly Supervised Cloud Detection Combining Spectr…

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Multispectral point cloud (MPC) captures 3D spatial-spectral information from the observed scene, which can be used for scene understanding and has a wide range of applications. However, most of the existing classification methods were…

计算机视觉与模式识别 · 计算机科学 2025-07-24 TianZhu Liu , BangYan Hu , YanFeng Gu , Xian Li , Aleksandra Pižurica

Modern deep learning models require large amounts of accurately annotated data, which is often difficult to satisfy. Hence, weakly supervised tasks, including weakly supervised object localization~(WSOL) and detection~(WSOD), have recently…

计算机视觉与模式识别 · 计算机科学 2021-08-05 Chen-Lin Zhang , Yin Li , Jianxin Wu

Cloud detection in remote sensing imagery is a fundamental, critical, and highly challenging problem. Existing deep learning-based cloud detection methods generally formulate it as a single-stage pixel-wise binary segmentation task with one…

计算机视觉与模式识别 · 计算机科学 2026-04-09 Jiajun Yang , Keyan Chen , Zhengxia Zou , Zhenwei Shi

Weakly supervised multiple instance learning (MIL) is a challenging task given that only bag-level labels are provided, while each bag typically contains multiple instances. This topic has been extensively studied in histopathological image…

计算机视觉与模式识别 · 计算机科学 2025-08-01 Bodong Zhang , Hamid Manoochehri , Xiwen Li , Beatrice S. Knudsen , Tolga Tasdizen

As a promising scheme of self-supervised learning, masked autoencoding has significantly advanced natural language processing and computer vision. Inspired by this, we propose a neat scheme of masked autoencoders for point cloud…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Yatian Pang , Wenxiao Wang , Francis E. H. Tay , Wei Liu , Yonghong Tian , Li Yuan

Weakly supervised learning of object detection is an important problem in image understanding that still does not have a satisfactory solution. In this paper, we address this problem by exploiting the power of deep convolutional neural…

计算机视觉与模式识别 · 计算机科学 2016-12-20 Hakan Bilen , Andrea Vedaldi

We propose a weakly supervised semantic segmentation method for point clouds that predicts "per-point" labels from just "whole-scene" annotations. The key challenge here is the discrepancy between the target of dense per-point semantic…

计算机视觉与模式识别 · 计算机科学 2025-06-23 Shaobo Xia , Jun Yue , Kacper Kania , Leyuan Fang , Andrea Tagliasacchi , Kwang Moo Yi , Weiwei Sun

Training a Fully Convolutional Network (FCN) for semantic segmentation requires a large number of masks with pixel level labelling, which involves a large amount of human labour and time for annotation. In contrast, web images and their…

计算机视觉与模式识别 · 计算机科学 2017-08-08 Tong Shen , Guosheng Lin , Lingqiao Liu , Chunhua Shen , Ian Reid

Semantic segmentation, a pixel-level vision task, is developed rapidly by using convolutional neural networks (CNNs). Training CNNs requires a large amount of labeled data, but manually annotating data is difficult. For emancipating…

计算机视觉与模式识别 · 计算机科学 2019-04-22 Qi Wang , Junyu Gao , Xuelong Li

Weakly-supervised instance segmentation, which could greatly save labor and time cost of pixel mask annotation, has attracted increasing attention in recent years. The commonly used pipeline firstly utilizes conventional image segmentation…

计算机视觉与模式识别 · 计算机科学 2018-12-13 Shisha Liao , Yongqing Sun , Chenqiang Gao , Pranav Shenoy K P , Song Mu , Jun Shimamura , Atsushi Sagata

Machine vision systems, which can efficiently manage extensive visual perception tasks, are becoming increasingly popular in industrial production and daily life. Due to the challenge of simultaneously obtaining accurate depth and texture…

图像与视频处理 · 电气工程与系统科学 2024-09-09 Chongzhen Tian , Zhengxin Li , Hui Yuan , Raouf Hamzaoui , Liquan Shen , Sam Kwong

Weakly supervised semantic segmentation is a challenging task as it only takes image-level information as supervision for training but produces pixel-level predictions for testing. To address such a challenging task, most recent…

计算机视觉与模式识别 · 计算机科学 2019-11-20 Bingfeng Zhang , Jimin Xiao , Yunchao Wei , Mingjie Sun , Kaizhu Huang

Weakly-supervised anomaly detection can outperform existing unsupervised methods with the assistance of a very small number of labeled anomalies, which attracts increasing attention from researchers. However, existing weakly-supervised…

机器学习 · 计算机科学 2024-06-14 Xu Tan , Junqi Chen , Sylwan Rahardja , Jiawei Yang , Susanto Rahardja

Cloud-edge collaboration enhances machine perception by combining the strengths of edge and cloud computing. Edge devices capture raw data (e.g., 3D point clouds) and extract salient features, which are sent to the cloud for deeper analysis…

图像与视频处理 · 电气工程与系统科学 2026-03-05 Chongzhen Tian , Hui Yuan , Pan Zhao , Chang Sun , Raouf Hamzaoui , Sam Kwong

Human skin segmentation is a crucial task in computer vision and biometric systems, yet it poses several challenges such as variability in skin color, pose, and illumination. This paper presents a robust data-driven skin segmentation method…

计算机视觉与模式识别 · 计算机科学 2023-02-10 Kooshan Hashemifard , Pau Climent-Perez , Francisco Florez-Revuelta

Traditional object detection methods face performance degradation challenges in complex scenarios such as low-light conditions and heavy occlusions due to a lack of high-level semantic understanding. To address this, this paper proposes an…

计算机视觉与模式识别 · 计算机科学 2025-09-25 Yunqing Hu , Zheming Yang , Chang Zhao , Wen Ji

It is laborious to manually label point cloud data for training high-quality 3D object detectors. This work proposes a weakly supervised approach for 3D object detection, only requiring a small set of weakly annotated scenes, associated…

计算机视觉与模式识别 · 计算机科学 2020-07-24 Qinghao Meng , Wenguan Wang , Tianfei Zhou , Jianbing Shen , Luc Van Gool , Dengxin Dai

Effective cloud and cloud shadow detection is a critical prerequisite for accurate retrieval of concentrations of atmospheric methane (CH4) or other trace gases in hyperspectral remote sensing. This challenge is especially pertinent for…

While the fine-grained visual categorization (FGVC) problems have been greatly developed in the past years, the Ultra-fine-grained visual categorization (Ultra-FGVC) problems have been understudied. FGVC aims at classifying objects from the…

计算机视觉与模式识别 · 计算机科学 2021-09-17 Zicheng Pan , Xiaohan Yu , Miaohua Zhang , Yongsheng Gao

Most ground-based observatories are equipped with wide-angle all-sky cameras to monitor the night sky conditions. Such camera systems can be used to provide early warning of incoming clouds that can pose a danger to the telescope equipment…

天体物理仪器与方法 · 物理学 2020-03-26 Michael Mommert