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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…

机器学习 · 计算机科学 2025-06-05 Julius Gonsior , Tim Rieß , Anja Reusch , Claudio Hartmann , Maik Thiele , Wolfgang Lehner

Due to the limited availability of medical data, deep learning approaches for medical image analysis tend to generalise poorly to unseen data. Augmenting data during training with random transformations has been shown to help and became a…

图像与视频处理 · 电气工程与系统科学 2022-10-04 Tian Xia , Pedro Sanchez , Chen Qin , Sotirios A. Tsaftaris

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…

机器学习 · 计算机科学 2023-12-14 Arnav Das , Gantavya Bhatt , Megh Bhalerao , Vianne Gao , Rui Yang , Jeff Bilmes

In attempts to produce ML models less reliant on spurious patterns in NLP datasets, researchers have recently proposed curating counterfactually augmented data (CAD) via a human-in-the-loop process in which given some documents and their…

计算与语言 · 计算机科学 2021-03-25 Divyansh Kaushik , Amrith Setlur , Eduard Hovy , Zachary C. Lipton

3D Visual Question Answering (3D VQA) is crucial for enabling models to perceive the physical world and perform spatial reasoning. In 3D VQA, the free-form nature of answers often leads to improper annotations that can confuse or mislead…

计算机视觉与模式识别 · 计算机科学 2025-08-19 Shengli Zhou , Yang Liu , Feng Zheng

Artificial intelligence (AI) is increasingly being considered to assist human decision-making in high-stake domains (e.g. health). However, researchers have discussed an issue that humans can over-rely on wrong suggestions of the AI model…

人机交互 · 计算机科学 2023-08-09 Min Hun Lee , Chong Jun Chew

Counterfactual data augmentation has recently emerged as a method to mitigate confounding biases in the training data. These biases, such as spurious correlations, arise due to various observed and unobserved confounding variables in the…

Despite large-scale pre-trained language models have achieved striking results for text classificaion, recent work has raised concerns about the challenge of shortcut learning. In general, a keyword is regarded as a shortcut if it creates a…

计算与语言 · 计算机科学 2023-07-06 Rui Song , Fausto Giunchiglia , Yingji Li , Hao Xu

Building a question answering (QA) model with less annotation costs can be achieved by utilizing active learning (AL) training strategy. It selects the most informative unlabeled training data to update the model effectively. Acquisition…

计算与语言 · 计算机科学 2023-11-07 Fan Luo , Mihai Surdeanu

Abundant data is the key to successful machine learning. However, supervised learning requires annotated data that are often hard to obtain. In a classification task with limited resources, Active Learning (AL) promises to guide annotators…

计算与语言 · 计算机科学 2017-05-09 Markus Borg , Iben Lennerstad , Rasmus Ros , Elizabeth Bjarnason

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…

计算与语言 · 计算机科学 2024-10-24 Michiel van der Meer , Neele Falk , Pradeep K. Murukannaiah , Enrico Liscio

Supervised learning relies on high-quality labeled data, but obtaining such data through human annotation is both expensive and time-consuming. Recent work explores using large language models (LLMs) for annotation, but LLM-generated labels…

机器学习 · 计算机科学 2026-03-23 Lequan Lin , Dai Shi , Andi Han , Feng Chen , Qiuzheng Chen , Jiawen Li , Zhaoyang Li , Jiyuan Li , Zhenbang Sun , Junbin Gao

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…

计算机视觉与模式识别 · 计算机科学 2025-09-25 Somraj Gautam , Nachiketa Purohit , Gaurav Harit

Data augmentation is widely used in vision to introduce variation and mitigate overfitting, by enabling models to learn invariant properties. However, augmentation only indirectly captures these properties and does not explicitly constrain…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Andy Dimnaku , Abdullah Yusuf Kavranoglu , Yaser Abu-Mostafa

Counterfactual explanations are a common tool to explain artificial intelligence models. For Reinforcement Learning (RL) agents, they answer "Why not?" or "What if?" questions by illustrating what minimal change to a state is needed such…

机器学习 · 计算机科学 2023-02-27 Tobias Huber , Maximilian Demmler , Silvan Mertes , Matthew L. Olson , Elisabeth André

Generalist robots should be able to understand and follow user instructions, but current vision-language-action (VLA) models struggle with following fine-grained commands despite providing a powerful architecture for mapping open-vocabulary…

机器人学 · 计算机科学 2025-08-20 Catherine Glossop , William Chen , Arjun Bhorkar , Dhruv Shah , Sergey Levine

In order to reduce overfitting, neural networks are typically trained with data augmentation, the practice of artificially generating additional training data via label-preserving transformations of existing training examples. While these…

计算机视觉与模式识别 · 计算机科学 2019-01-23 Cecilia Summers , Michael J. Dinneen

Acquiring new knowledge without forgetting what has been learned in a sequence of tasks is the central focus of continual learning (CL). While tasks arrive sequentially, the training data are often prepared and annotated independently,…

机器学习 · 计算机科学 2024-01-31 Thuy-Trang Vu , Shahram Khadivi , Mahsa Ghorbanali , Dinh Phung , Gholamreza Haffari

Rationales, snippets of extracted text that explain an inference, have emerged as a popular framework for interpretable natural language processing (NLP). Rationale models typically consist of two cooperating modules: a selector and a…

计算与语言 · 计算机科学 2022-01-17 Mitchell Plyler , Michael Green , Min Chi

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