English
Related papers

Related papers: ImitAL: Learned Active Learning Strategy on Synthe…

200 papers

Active learning (AL) is a human-and-model-in-the-loop paradigm that iteratively selects informative unlabeled data for human annotation, aiming to improve over random sampling. However, performing AL experiments with human annotations…

Machine Learning · Computer Science 2023-05-24 Katerina Margatina , Nikolaos Aletras

Active Learning (AL) addresses the high costs of collecting human annotations by strategically annotating the most informative samples. However, for subjective NLP tasks, incorporating a wide range of perspectives in the annotation process…

Computation and Language · Computer Science 2024-10-24 Michiel van der Meer , Neele Falk , Pradeep K. Murukannaiah , Enrico Liscio

Active learning (AL) aims to improve model performance within a fixed labeling budget by choosing the most informative data points to label. Existing AL focuses on the single-domain setting, where all data come from the same domain (e.g.,…

Machine Learning · Computer Science 2024-02-12 Guang-Yuan Hao , Hengguan Huang , Haotian Wang , Jie Gao , Hao Wang

We propose Information-Theoretic Active Learning (ITAL), a novel batch-mode active learning method for binary classification, and apply it for acquiring meaningful user feedback in the context of content-based image retrieval. Instead of…

Computer Vision and Pattern Recognition · Computer Science 2019-07-24 Björn Barz , Christoph Käding , Joachim Denzler

Active learning (AL) is a prominent technique for reducing the annotation effort required for training machine learning models. Deep learning offers a solution for several essential obstacles to deploying AL in practice but introduces many…

Computation and Language · Computer Science 2022-05-10 Akim Tsvigun , Artem Shelmanov , Gleb Kuzmin , Leonid Sanochkin , Daniil Larionov , Gleb Gusev , Manvel Avetisian , Leonid Zhukov

As deep learning continues to evolve, the need for data efficiency becomes increasingly important. Considering labeling large datasets is both time-consuming and expensive, active learning (AL) provides a promising solution to this…

Machine Learning · Computer Science 2025-05-21 Yifeng Wang , Xueying Zhan , Siyu Huang

Federated learning (FL) has been intensively investigated in terms of communication efficiency, privacy, and fairness. However, efficient annotation, which is a pain point in real-world FL applications, is less studied. In this project, we…

Machine Learning · Computer Science 2024-03-19 Jin-Hyun Ahn , Kyungsang Kim , Jeongwan Koh , Quanzheng Li

A major problem with Active Learning (AL) is high training costs since models are typically retrained from scratch after every query round. We start by demonstrating that standard AL on neural networks with warm starting fails, both to…

Machine Learning · Computer Science 2023-12-14 Arnav Das , Gantavya Bhatt , Megh Bhalerao , Vianne Gao , Rui Yang , Jeff Bilmes

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

Human annotation of training samples is expensive, laborious, and sometimes challenging, especially for Natural Language Processing (NLP) tasks. To reduce the labeling cost and enhance the sample efficiency, Active Learning (AL) technique…

Computation and Language · Computer Science 2024-01-17 Xuesong Wang

We seek to align agent policy with human expert behavior in a reinforcement learning (RL) setting, without any prior knowledge about dynamics, reward function, and unsafe states. There is a human expert knowing the rewards and unsafe states…

Machine Learning · Computer Science 2020-01-01 Daniel Hsu

Several Active Learning (AL) policies require retraining a target model several times in order to identify the most informative samples and rarely offer the option to focus on the acquisition of samples from underrepresented classes. Here…

Machine Learning · Computer Science 2023-07-19 Hugues Lambert , Emma Slade

Active learning selects the most informative samples to exploit limited annotation budgets. Existing work follows a cumbersome pipeline that repeats the time-consuming model training and batch data selection multiple times. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Yichen Xie , Masayoshi Tomizuka , Wei Zhan

Active Learning (AL) aims to reduce the labeling burden by interactively selecting the most informative samples from a pool of unlabeled data. While there has been extensive research on improving AL query methods in recent years, some…

Computer Vision and Pattern Recognition · Computer Science 2023-11-06 Carsten T. Lüth , Till J. Bungert , Lukas Klein , Paul F. Jaeger

Active learning (AL) aims to enable training high performance classifiers with low annotation cost by predicting which subset of unlabelled instances would be most beneficial to label. The importance of AL has motivated extensive research,…

Machine Learning · Computer Science 2018-06-14 Kunkun Pang , Mingzhi Dong , Yang Wu , Timothy Hospedales

In the domain of Active Learning (AL), a learner actively selects which unlabeled examples to seek labels from an oracle, while operating within predefined budget constraints. Importantly, it has been recently shown that distinct query…

Machine Learning · Computer Science 2023-12-29 Guy Hacohen , Daphna Weinshall

Active learning (AL) is a label-efficient machine learning paradigm that focuses on selectively annotating high-value instances to maximize learning efficiency. Its effectiveness can be further enhanced by incorporating weak supervision,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Shinnosuke Matsuo , Riku Togashi , Ryoma Bise , Seiichi Uchida , Masahiro Nomura

Active learning (AL) is a principled strategy to reduce annotation cost in data-hungry deep learning. However, existing AL algorithms focus almost exclusively on unimodal data, overlooking the substantial annotation burden in multimodal…

Machine Learning · Computer Science 2026-04-24 Jiancheng Zhang , Yinglun Zhu

This paper proposes asal, a new GAN based active learning method that generates high entropy samples. Instead of directly annotating the synthetic samples, ASAL searches similar samples from the pool and includes them for training. Hence,…

Machine Learning · Computer Science 2019-12-24 Christoph Mayer , Radu Timofte

While annotating decent amounts of data to satisfy sophisticated learning models can be cost-prohibitive for many real-world applications. Active learning (AL) and semi-supervised learning (SSL) are two effective, but often isolated, means…

Machine Learning · Computer Science 2022-06-08 Jiannan Guo , Yangyang Kang , Yu Duan , Xiaozhong Liu , Siliang Tang , Wenqiao Zhang , Kun Kuang , Changlong Sun , Fei Wu