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相关论文: ReDAL: Region-based and Diversity-aware Active Lea…

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The process of annotating histological gigapixel-sized whole slide images (WSIs) at the pixel level for the purpose of training a supervised segmentation model is time-consuming. Region-based active learning (AL) involves training the model…

计算机视觉与模式识别 · 计算机科学 2023-07-17 Jingna Qiu , Frauke Wilm , Mathias Öttl , Maja Schlereth , Chang Liu , Tobias Heimann , Marc Aubreville , Katharina Breininger

To alleviate the high annotation cost in LiDAR-based 3D object detection, active learning is a promising solution that learns to select only a small portion of unlabeled data to annotate, without compromising model performance. Our…

计算机视觉与模式识别 · 计算机科学 2023-02-09 Yadan Luo , Zhuoxiao Chen , Zijian Wang , Xin Yu , Zi Huang , Mahsa Baktashmotlagh

Active Learning (AL) for semantic segmentation is challenging due to heavy class imbalance and different ways of defining "sample" (pixels, areas, etc.), leaving the interpretation of the data distribution ambiguous. We propose…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Amirsaeed Yazdani , Xuelu Li , Vishal Monga

Recent successes in learning-based image classification, however, heavily rely on the large number of annotated training samples, which may require considerable human efforts. In this paper, we propose a novel active learning framework,…

计算机视觉与模式识别 · 计算机科学 2017-01-16 Keze Wang , Dongyu Zhang , Ya Li , Ruimao Zhang , Liang Lin

Learning-based approaches for semantic segmentation have two inherent challenges. First, acquiring pixel-wise labels is expensive and time-consuming. Second, realistic segmentation datasets are highly unbalanced: some categories are much…

计算机视觉与模式识别 · 计算机科学 2020-02-18 Arantxa Casanova , Pedro O. Pinheiro , Negar Rostamzadeh , Christopher J. Pal

CNN visualization and interpretation methods, like class-activation maps (CAMs), are typically used to highlight the image regions linked to class predictions. These models allow to simultaneously classify images and extract class-dependent…

计算机视觉与模式识别 · 计算机科学 2020-11-17 Soufiane Belharbi , Ismail Ben Ayed , Luke McCaffrey , Eric Granger

Requirement of large annotated datasets restrict the use of deep convolutional neural networks (CNNs) for many practical applications. The problem can be mitigated by using active learning (AL) techniques which, under a given annotation…

计算机视觉与模式识别 · 计算机科学 2020-08-14 Sharat Agarwal , Himanshu Arora , Saket Anand , Chetan Arora

Weakly supervised point cloud semantic segmentation methods that require 1\% or fewer labels, hoping to realize almost the same performance as fully supervised approaches, which recently, have attracted extensive research attention. A…

计算机视觉与模式识别 · 计算机科学 2022-09-19 Tianfang Sun , Zhizhong Zhang , Xin Tan , Yanyun Qu , Yuan Xie , Lizhuang Ma

Surgical instrument segmentation in robot-assisted surgery (RAS) - especially that using learning-based models - relies on the assumption that training and testing videos are sampled from the same domain. However, it is impractical and…

计算机视觉与模式识别 · 计算机科学 2021-03-25 Zixu Zhao , Yueming Jin , Bo Lu , Chi-Fai Ng , Qi Dou , Yun-Hui Liu , Pheng-Ann Heng

Deep learning approaches achieve state-of-the-art performance for classifying radiology images, but rely on large labelled datasets that require resource-intensive annotation by specialists. Both semi-supervised learning and active learning…

计算机视觉与模式识别 · 计算机科学 2022-09-07 Shafa Balaram , Cuong M. Nguyen , Ashraf Kassim , Pavitra Krishnaswamy

We propose a fully automatic annotation scheme that takes a raw 3D point cloud with a set of fitted CAD models as input and outputs convincing point-wise labels that can be used as cheap training data for point cloud segmentation. Compared…

计算机视觉与模式识别 · 计算机科学 2023-07-26 Galadrielle Humblot-Renaux , Simon Buus Jensen , Andreas Møgelmose

Multi-class semantic segmentation remains a cornerstone challenge in computer vision. Yet, dataset creation remains excessively demanding in time and effort, especially for specialized domains. Active Learning (AL) mitigates this challenge…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Fei Wu , Pablo Marquez-Neila , Hedyeh Rafi-Tarii , Raphael Sznitman

Deep learning methods typically depend on the availability of labeled data, which is expensive and time-consuming to obtain. Active learning addresses such effort by prioritizing which samples are best to annotate in order to maximize the…

计算机视觉与模式识别 · 计算机科学 2023-01-18 Mélanie Gaillochet , Christian Desrosiers , Hervé Lombaert

Achieving a reliable LiDAR-based object detector in autonomous driving is paramount, but its success hinges on obtaining large amounts of precise 3D annotations. Active learning (AL) seeks to mitigate the annotation burden through…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Yadan Luo , Zhuoxiao Chen , Zhen Fang , Zheng Zhang , Zi Huang , Mahsa Baktashmotlagh

Current methods for 3D semantic segmentation propose training models with limited annotations to address the difficulty of annotating large, irregular, and unordered 3D point cloud data. They usually focus on the 3D domain only, without…

计算机视觉与模式识别 · 计算机科学 2025-08-28 Lechun You , Zhonghua Wu , Weide Liu , Xulei Yang , Jun Cheng , Wei Zhou , Bharadwaj Veeravalli , Guosheng Lin

A main bottleneck of learning-based robotic scene understanding methods is the heavy reliance on extensive annotated training data, which often limits their generalization ability. In LiDAR panoptic segmentation, this challenge becomes even…

计算机视觉与模式识别 · 计算机科学 2025-07-10 Ahmet Selim Çanakçı , Niclas Vödisch , Kürsat Petek , Wolfram Burgard , Abhinav Valada

In multi-domain learning (MDL) scenarios, high labeling effort is required due to the complexity of collecting data from various domains. Active Learning (AL) presents an encouraging solution to this issue by annotating a smaller number of…

机器学习 · 计算机科学 2023-06-21 Rui He , Zeyu Dai , Shan He , Ke Tang

Active learning seeks to achieve strong performance with fewer training samples. It does this by iteratively asking an oracle to label new selected samples in a human-in-the-loop manner. This technique has gained increasing popularity due…

机器学习 · 计算机科学 2024-07-16 Dongyuan Li , Zhen Wang , Yankai Chen , Renhe Jiang , Weiping Ding , Manabu Okumura

Active learning improves annotation efficiency by selecting the most informative samples for annotation and model training. While most prior work has focused on selecting informative images for classification tasks, we investigate the more…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Jingna Qiu , Frauke Wilm , Mathias Öttl , Jonas Utz , Maja Schlereth , Moritz Schillinger , Marc Aubreville , Katharina Breininger

Semantic segmentation of point cloud usually relies on dense annotation that is exhausting and costly, so it attracts wide attention to investigate solutions for the weakly supervised scheme with only sparse points annotated. Existing works…

计算机视觉与模式识别 · 计算机科学 2023-12-11 Yushuang Wu , Zizheng Yan , Shengcai Cai , Guanbin Li , Yizhou Yu , Xiaoguang Han , Shuguang Cui