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Related papers: Annotation Cost-Efficient Active Learning for Deep…

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Deep active learning (DAL) seeks to reduce annotation costs by enabling the model to actively query instance annotations from which it expects to learn the most. Despite extensive research, there is currently no standardized evaluation…

Machine Learning · Computer Science 2023-06-21 Lukas Rauch , Matthias Aßenmacher , Denis Huseljic , Moritz Wirth , Bernd Bischl , Bernhard Sick

Active learning is an established technique to reduce the labeling cost to build high-quality machine learning models. A core component of active learning is the acquisition function that determines which data should be selected to…

Machine Learning · Computer Science 2021-12-07 Yuejun Guo , Qiang Hu , Maxime Cordy , Mike Papadakis , Yves Le Traon

Efficient data annotation remains a critical challenge in machine learning, particularly for object detection tasks requiring extensive labeled data. Active learning (AL) has emerged as a promising solution to minimize annotation costs by…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Somraj Gautam , Nachiketa Purohit , Gaurav Harit

In image classification tasks, the ability of deep CNNs to deal with complex image data has proven to be unrivalled. However, they require large amounts of labeled training data to reach their full potential. In specialised domains such as…

Machine Learning · Computer Science 2018-11-12 Remus Pop , Patric Fulop

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…

Computer Vision and Pattern Recognition · Computer Science 2020-11-17 Soufiane Belharbi , Ismail Ben Ayed , Luke McCaffrey , Eric Granger

Deep learning-based techniques have proven effective in polyp segmentation tasks when provided with sufficient pixel-wise labeled data. However, the high cost of manual annotation has created a bottleneck for model generalization. To…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Duojun Huang , Xinyu Xiong , De-Jun Fan , Feng Gao , Xiao-Jian Wu , Guanbin Li

Majorly classical Active Learning (AL) approach usually uses statistical theory such as entropy and margin to measure instance utility, however it fails to capture the data distribution information contained in the unlabeled data. This can…

Machine Learning · Computer Science 2020-12-10 Patrick K. Gikunda , Nicolas Jouandeau

Acquiring properly annotated data is expensive in the medical field as it requires experts, time-consuming protocols, and rigorous validation. Active learning attempts to minimize the need for large annotated samples by actively sampling…

Image and Video Processing · Electrical Eng. & Systems 2023-06-22 Bidur Khanal , Binod Bhattarai , Bishesh Khanal , Danail Stoyanov , Cristian A. Linte

In recent years, powerful data-driven deep-learning techniques have been developed and applied for automated catch registration. However, these methods are dependent on the labelled data, which is time-consuming, labour-intensive, expensive…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Maria Sokolova , Pieter M. Blok , Angelo Mencarelli , Arjan Vroegop , Aloysius van Helmond , Gert Kootstra

We propose ViewAL, a novel active learning strategy for semantic segmentation that exploits viewpoint consistency in multi-view datasets. Our core idea is that inconsistencies in model predictions across viewpoints provide a very reliable…

Computer Vision and Pattern Recognition · Computer Science 2020-03-20 Yawar Siddiqui , Julien Valentin , Matthias Nießner

Although model-agnostic meta-learning (MAML) is a very successful algorithm in meta-learning practice, it can have high computational cost because it updates all model parameters over both the inner loop of task-specific adaptation and the…

Machine Learning · Computer Science 2020-10-26 Kaiyi Ji , Jason D. Lee , Yingbin Liang , H. Vincent Poor

Deep metric learning applied to various applications has shown promising results in identification, retrieval and recognition. Existing methods often do not consider different granularity in visual similarity. However, in many domain…

Computer Vision and Pattern Recognition · Computer Science 2021-05-17 Dipu Manandhar , Muhammet Bastan , Kim-Hui Yap

Deep Neural Networks (or DNNs) must constantly cope with distribution changes in the input data when the task of interest or the data collection protocol changes. Retraining a network from scratch to combat this issue poses a significant…

Computer Vision and Pattern Recognition · Computer Science 2020-07-13 Pengyu Yuan , Aryan Mobiny , Jahandar Jahanipour , Xiaoyang Li , Pietro Antonio Cicalese , Badrinath Roysam , Vishal Patel , Maric Dragan , Hien Van Nguyen

We propose a novel Deep Active Learning (DeepAL) model-3D Wasserstein Discriminative UNet (WD-UNet) for reducing the annotation effort of medical 3D Computed Tomography (CT) segmentation. The proposed WD-UNet learns in a semi-supervised way…

Image and Video Processing · Electrical Eng. & Systems 2023-10-10 Shiyi Wang , Yang Nan , Simon Walsh , Guang Yang

Active Learning (AL) aims to reduce annotation costs by strategically selecting the most informative samples for labeling. However, most active learning methods struggle in the low-budget regime where only a few labeled examples are…

Machine Learning · Computer Science 2025-04-08 Netta Shafir , Guy Hacohen , Daphna Weinshall

Text-based person retrieval aims to identify specific individuals within an image database using textual descriptions. Due to the high cost of annotation and privacy protection, researchers resort to synthesized data for the paradigm of…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Hang Yu , Jiahao Wen , Zhedong Zheng

Semantic segmentation is a crucial task in biomedical image processing, which recent breakthroughs in deep learning have allowed to improve. However, deep learning methods in general are not yet widely used in practice since they require…

Computer Vision and Pattern Recognition · Computer Science 2019-07-12 Melanie Lubrano di Scandalea , Christian S. Perone , Mathieu Boudreau , Julien Cohen-Adad

Recent aerial object detection models rely on a large amount of labeled training data, which requires unaffordable manual labeling costs in large aerial scenes with dense objects. Active learning effectively reduces the data labeling cost…

Computer Vision and Pattern Recognition · Computer Science 2023-09-21 Dong Liang , Jing-Wei Zhang , Ying-Peng Tang , Sheng-Jun Huang

Active learning (AL) has emerged as a crucial methodology for minimizing labeling costs in deep learning by selecting the most valuable samples from a pool of unlabeled data for annotation. Traditional AL operates under a closed-set…

Machine Learning · Computer Science 2026-04-23 Zongyao Lyu , William J. Beksi

Image-text matching remains a challenging task due to heterogeneous semantic diversity across modalities and insufficient distance separability within triplets. Different from previous approaches focusing on enhancing multi-modal…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Haiwen Diao , Ying Zhang , Shang Gao , Xiang Ruan , Huchuan Lu