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Related papers: Active Learning with a Noisy Annotator

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Active learning (AL) attempts to maximize the performance gain of the model by marking the fewest samples. Deep learning (DL) is greedy for data and requires a large amount of data supply to optimize massive parameters, so that the model…

Machine Learning · Computer Science 2021-12-07 Pengzhen Ren , Yun Xiao , Xiaojun Chang , Po-Yao Huang , Zhihui Li , Brij B. Gupta , Xiaojiang Chen , Xin Wang

In this paper, we investigate the problem of learning with noisy labels in real-world annotation scenarios, where noise can be categorized into two types: factual noise and ambiguity noise. To better distinguish these noise types and…

Machine Learning · Computer Science 2023-08-23 Renyu Zhu , Haoyu Liu , Runze Wu , Minmin Lin , Tangjie Lv , Changjie Fan , Haobo Wang

Deep metric learning (DML) based methods have been found very effective for content-based image retrieval (CBIR) in remote sensing (RS). For accurately learning the model parameters of deep neural networks, most of the DML methods require a…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Julia Henkel , Genc Hoxha , Gencer Sumbul , Lars Möllenbrok , Begüm Demir

Modern deep neural networks (DNNs) become frail when the datasets contain noisy (incorrect) class labels. Robust techniques in the presence of noisy labels can be categorized into two folds: developing noise-robust functions or using…

Machine Learning · Computer Science 2021-10-28 Taehyeon Kim , Jongwoo Ko , Sangwook Cho , Jinhwan Choi , Se-Young Yun

Active learning selects informative samples for annotation within budget, which has proven efficient recently on object detection. However, the widely used active detection benchmarks conduct image-level evaluation, which is unrealistic in…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Mengyao Lyu , Jundong Zhou , Hui Chen , Yijie Huang , Dongdong Yu , Yaqian Li , Yandong Guo , Yuchen Guo , Liuyu Xiang , Guiguang Ding

In the context of noisy partial label learning (NPLL), each training sample is associated with a set of candidate labels annotated by multiple noisy annotators. With the emergence of high-performance pre-trained vision-language models…

Computer Vision and Pattern Recognition · Computer Science 2026-01-30 Qian-Wei Wang , Yaguang Song , Shu-Tao Xia

Dialogue Acts (DAs) can be used to explain what expert tutors do and what students know during the tutoring process. Most empirical studies adopt the random sampling method to obtain sentence samples for manual annotation of DAs, which are…

Computation and Language · Computer Science 2023-04-13 Wei Tan , Jionghao Lin , David Lang , Guanliang Chen , Dragan Gasevic , Lan Du , Wray Buntine

In this paper, we introduce the FOCAL (Ford-OLIVES Collaboration on Active Learning) dataset which enables the study of the impact of annotation-cost within a video active learning setting. Annotation-cost refers to the time it takes an…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Kiran Kokilepersaud , Yash-Yee Logan , Ryan Benkert , Chen Zhou , Mohit Prabhushankar , Ghassan AlRegib , Enrique Corona , Kunjan Singh , Mostafa Parchami

Obtaining accurate labels for instance segmentation is particularly challenging due to the complex nature of the task. Each image necessitates multiple annotations, encompassing not only the object class but also its precise spatial…

Computer Vision and Pattern Recognition · Computer Science 2025-04-04 Moshe Kimhi , Omer Kerem , Eden Grad , Ehud Rivlin , Chaim Baskin

Deep learning models are the state-of-the-art methods for semantic point cloud segmentation, the success of which relies on the availability of large-scale annotated datasets. However, it can be extremely time-consuming and prohibitively…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Xian Shi , Xun Xu , Ke Chen , Lile Cai , Chuan Sheng Foo , Kui Jia

Label noise is emerging as a pressing issue in sound event classification. This arises as we move towards larger datasets that are difficult to annotate manually, but it is even more severe if datasets are collected automatically from…

Sound · Computer Science 2019-10-29 Eduardo Fonseca , Frederic Font , Xavier Serra

Training machine learning models for classification tasks often requires labeling numerous samples, which is costly and time-consuming, especially in time series analysis. This research investigates Active Learning (AL) strategies to reduce…

Machine Learning · Computer Science 2024-05-21 Shemonto Das

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…

Machine Learning · Computer Science 2024-07-16 Dongyuan Li , Zhen Wang , Yankai Chen , Renhe Jiang , Weiping Ding , Manabu Okumura

Deep convolutional neural networks (CNNs) learned on large-scale labeled samples have achieved remarkable progress in computer vision, such as image/video classification. The cheapest way to obtain a large body of labeled visual data is to…

Computer Vision and Pattern Recognition · Computer Science 2020-10-01 Zhenzhen Wang , Chunyan Xu , Yap-Peng Tan , Junsong Yuan

Annotating data is a time-consuming and costly task, but it is inherently required for supervised machine learning. Active Learning (AL) is an established method that minimizes human labeling effort by iteratively selecting the most…

Machine Learning · Computer Science 2025-06-05 Julius Gonsior , Tim Rieß , Anja Reusch , Claudio Hartmann , Maik Thiele , Wolfgang Lehner

We study the problem of training machine learning models incrementally with batches of samples annotated with noisy oracles. We select each batch of samples that are important and also diverse via clustering and importance sampling. More…

Machine Learning · Computer Science 2020-10-30 Gaurav Gupta , Anit Kumar Sahu , Wan-Yi Lin

Machine Learning (ML) is widely used to automatically extract meaningful information from Electronic Health Records (EHR) to support operational, clinical, and financial decision-making. However, ML models require a large number of…

Machine Learning · Computer Science 2021-04-14 Martha Dais Ferreira , Michal Malyska , Nicola Sahar , Riccardo Miotto , Fernando Paulovich , Evangelos Milios

Active learning aims to develop label-efficient algorithms by querying the most representative samples to be labeled by a human annotator. Current active learning techniques either rely on model uncertainty to select the most uncertain…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Sayna Ebrahimi , William Gan , Dian Chen , Giscard Biamby , Kamyar Salahi , Michael Laielli , Shizhan Zhu , Trevor Darrell

This study centers on overcoming the challenge of selecting the best annotators for each query in Active Learning (AL), with the objective of minimizing misclassifications. AL recognizes the challenges related to cost and time when…

Machine Learning · Computer Science 2025-08-02 Diana Mortagua

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