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While LiDAR data acquisition is easy, labeling for semantic segmentation remains highly time consuming and must therefore be done selectively. Active learning (AL) provides a solution that can iteratively and intelligently label a dataset…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Ozan Unal , Dengxin Dai , Ali Tamer Unal , Luc Van Gool

Active learning, a powerful paradigm in machine learning, aims at reducing labeling costs by selecting the most informative samples from an unlabeled dataset. However, the traditional active learning process often demands extensive…

机器学习 · 计算机科学 2024-01-17 Gábor Németh , Tamás Matuszka

Active learning (AL) techniques optimally utilize a labeling budget by iteratively selecting instances that are most valuable for learning. However, they lack ``prerequisite checks'', i.e., there are no prescribed criteria to pick an AL…

机器学习 · 计算机科学 2024-10-07 Abhishek Ghose , Emma Thuong Nguyen

Active learning aims to reduce annotation cost by predicting which samples are useful for a human expert to label. Although this field is quite old, several important challenges to using active learning in real-world settings still remain…

机器学习 · 计算机科学 2021-04-27 Louis Desreumaux , Vincent Lemaire

Data quality remains a critical bottleneck in developing capable, competitive models. Researchers have explored many ways to generate top quality samples. Some works rely on rejection sampling: generating lots of synthetic samples and…

Large amounts of annotated data have become more important than ever, especially since the rise of deep learning techniques. However, manual annotations are costly. We propose a tool that enables researchers to create large, high-quality,…

数字图书馆 · 计算机科学 2021-12-23 Franziska Weeber , Felix Hamborg , Karsten Donnay , Bela Gipp

Active learning (AL) can drastically accelerate materials discovery; its power has been shown in various classes of materials and target properties. Prior efforts have used machine learning models for the optimal selection of physical…

Varying annotation costs among data points and budget constraints can hinder the adoption of active learning strategies in real-world applications. This work introduces two Bayesian active learning strategies for batch acquisition under…

机器学习 · 计算机科学 2025-07-08 Pablo G. Morato , Charalampos P. Andriotis , Seyran Khademi

Federated active learning (FAL) seeks to reduce annotation cost under privacy constraints, yet its effectiveness degrades in realistic settings with severe global class imbalance and highly heterogeneous clients. We conduct a systematic…

机器学习 · 计算机科学 2026-03-12 Chen-Chen Zong , Sheng-Jun Huang

Studies of active learning traditionally assume the target and source data stem from a single domain. However, in realistic applications, practitioners often require active learning with multiple sources of out-of-distribution data, where…

计算与语言 · 计算机科学 2022-02-09 Shayne Longpre , Julia Reisler , Edward Greg Huang , Yi Lu , Andrew Frank , Nikhil Ramesh , Chris DuBois

Medical image segmentation is a critical task in medical image analysis. In recent years, deep learning based approaches have shown exceptional performance when trained on a fully-annotated dataset. However, data annotation is often a…

计算机视觉与模式识别 · 计算机科学 2023-07-25 Han Liu , Hao Li , Xing Yao , Yubo Fan , Dewei Hu , Benoit Dawant , Vishwesh Nath , Zhoubing Xu , Ipek Oguz

Active Learning (AL) is a learning task that requires learners interactively query the labels of the sampled unlabeled instances to minimize the training outputs with human supervisions. In theoretical study, learners approximate the…

机器学习 · 计算机科学 2020-09-29 Xiaofeng Cao , Ivor W. Tsang , Guandong Xu

Entity Alignment (EA) aims to match equivalent entities across different Knowledge Graphs (KGs) and is an essential step of KG fusion. Current mainstream methods -- neural EA models -- rely on training with seed alignment, i.e., a set of…

计算与语言 · 计算机科学 2021-10-14 Bing Liu , Harrisen Scells , Guido Zuccon , Wen Hua , Genghong Zhao

Supervised machine learning has become the cornerstone of today's data-driven society, increasing the need for labeled data. However, the process of acquiring labels is often expensive and tedious. One possible remedy is to use active…

机器学习 · 计算机科学 2023-02-22 Josip Jukić , Fran Jelenić , Miroslav Bićanić , Jan Šnajder

Active learning (AL) aims to optimize model training and reduce annotation costs by selecting the most informative samples for labeling. Typically, AL methods rely on the empirical distribution of labeled data to define the decision…

计算与语言 · 计算机科学 2025-07-23 Hui Xiang , Jinqiao Shi , Ting Zhang , Xiaojie Zhao , Yong Liu , Yong Ma

Active learning aims to achieve greater accuracy with less training data by selecting the most useful data samples from which it learns. Single-criterion based methods (i.e., informativeness and representativeness based methods) are simple…

机器学习 · 计算机科学 2021-07-06 Xueying Zhan , Qing Li , Antoni B. Chan

Training a quantum machine learning model generally requires a large labeled dataset, which incurs high labeling and computational costs. To reduce such costs, a selective training strategy, called active learning (AL), chooses only a…

量子物理 · 物理学 2022-08-04 Chen Ding , Xiao-Yue Xu , Yun-Fei Niu , Shuo Zhang , Wan-Su Bao , He-Liang Huang

Despite the vast body of literature on Active Learning (AL), there is no comprehensive and open benchmark allowing for efficient and simple comparison of proposed samplers. Additionally, the variability in experimental settings across the…

机器学习 · 计算机科学 2023-04-12 W. Jonas , A. Abraham , L. Dreyfus-Schmidt

The past decade has seen the rapid development of Reinforcement Learning, which acquires impressive performance with numerous training resources. However, one of the greatest challenges in RL is generalization efficiency (i.e.,…

机器学习 · 计算机科学 2021-08-18 Qi Yang , Peng Yang , Ke Tang

Foundational vision transformer models have shown impressive few shot performance on many vision tasks. This research presents a novel investigation into the application of parameter efficient fine-tuning methods within an active learning…

计算机视觉与模式识别 · 计算机科学 2024-06-17 Athmanarayanan Lakshmi Narayanan , Ranganath Krishnan , Amrutha Machireddy , Mahesh Subedar