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In supervised learning, obtaining a large set of fully-labeled training data is expensive. We show that we do not always need full label information on every single training example to train a competent classifier. Specifically, inspired by…

机器学习 · 计算机科学 2023-01-18 Shiyu Duan , Spencer Chang , Jose C. Principe

Machine Learning is a diverse field applied across various domains such as computer science, social sciences, medicine, chemistry, and finance. This diversity results in varied evaluation approaches, making it difficult to compare models…

机器学习 · 计算机科学 2025-07-08 Silvia Beddar-Wiesing , Alice Moallemy-Oureh , Marie Kempkes , Josephine M. Thomas

Training modern neural networks is an inherently noisy process that can lead to high \emph{prediction churn} -- disagreements between re-trainings of the same model due to factors such as randomization in the parameter initialization and…

机器学习 · 计算机科学 2021-06-15 Dara Bahri , Heinrich Jiang

The role of numerical accuracy in training and evaluating neural network-based potential energy surfaces is examined for different experimental observables. For observables that require third- and fourth-order derivatives of the total…

化学物理 · 物理学 2023-11-30 Silvan Käser , Markus Meuwly

Entity Matching (EM) is a core data cleaning task, aiming to identify different mentions of the same real-world entity. Active learning is one way to address the challenge of scarce labeled data in practice, by dynamically collecting the…

数据库 · 计算机科学 2020-03-31 Venkata Vamsikrishna Meduri , Lucian Popa , Prithviraj Sen , Mohamed Sarwat

The applications of machine learning techniques to chemistry and materials science become more numerous by the day. The main challenge is to devise representations of atomic systems that are at the same time complete and concise, so as to…

化学物理 · 物理学 2025-10-06 Michael J. Willatt , Felix Musil , Michele Ceriotti

Deep learning (DL) creates impactful advances following a virtuous recipe: model architecture search, creating large training data sets, and scaling computation. It is widely believed that growing training sets and models should improve…

Success of machine learning (ML) in the modern world is largely determined by abundance of data. However at many industrial and scientific problems, amount of data is limited. Application of ML methods to data-scarce scientific problems can…

无序系统与神经网络 · 物理学 2024-06-13 I. Schurov , D. Alforov , M. Katsnelson , A. Bagrov , A. Itin

Classifying large-scale image data into object categories is an important problem that has received increasing research attention. Given the huge amount of data, non-parametric approaches such as nearest neighbor classifiers have shown…

计算机视觉与模式识别 · 计算机科学 2014-04-28 Zhaowen Wang , Jianchao Yang , Zhe Lin , Jonathan Brandt , Shiyu Chang , Thomas Huang

Semi-Supervised Learning (SSL) is a framework that utilizes both labeled and unlabeled data to enhance model performance. Conventional SSL methods operate under the assumption that labeled and unlabeled data share the same label space.…

计算机视觉与模式识别 · 计算机科学 2023-11-16 Noam Fluss , Guy Hacohen , Daphna Weinshall

Continuous pseudo-labeling (PL) algorithms such as slimIPL have recently emerged as a powerful strategy for semi-supervised learning in speech recognition. In contrast with earlier strategies that alternated between training a model and…

机器学习 · 计算机科学 2023-02-01 Tatiana Likhomanenko , Ronan Collobert , Navdeep Jaitly , Samy Bengio

Multidimensional scaling (MDS) is the act of embedding proximity information about a set of $n$ objects in $d$-dimensional Euclidean space. As originally conceived by the psychometric community, MDS was concerned with embedding a fixed set…

机器学习 · 统计学 2024-12-12 Michael W. Trosset , Carey E. Priebe

Label noise is ubiquitous in real-world scenarios, posing a practical challenge to supervised models due to its effect in hurting the generalization performance of deep neural networks. Existing methods primarily employ the sample selection…

计算机视觉与模式识别 · 计算机科学 2024-07-04 Mengmeng Sheng , Zeren Sun , Tao Chen , Shuchao Pang , Yucheng Wang , Yazhou Yao

Overconfidence has been shown to impair generalization and calibration of a neural network. Previous studies remedy this issue by adding a regularization term to a loss function, preventing a model from making a peaked distribution. Label…

机器学习 · 计算机科学 2022-10-26 Dongkyu Lee , Ka Chun Cheung , Nevin L. Zhang

Deep neural networks (DNNs) have the capacity to fit extremely noisy labels nonetheless they tend to learn data with clean labels first and then memorize those with noisy labels. We examine this behavior in light of the Shannon entropy of…

机器学习 · 计算机科学 2021-04-28 Hao Wu , Jiangchao Yao , Jiajie Wang , Yinru Chen , Ya Zhang , Yanfeng Wang

Recent research shows that in-context learning (ICL) can be effective even when demonstrations have missing or incorrect labels. To shed light on this capability, we examine a canonical setting where the demonstrations are drawn according…

机器学习 · 计算机科学 2026-01-27 Yingcong Li , Xiangyu Chang , Muti Kara , Xiaofeng Liu , Amit Roy-Chowdhury , Samet Oymak

Deep Learning performs well when training data densely covers the experience space. For complex problems this makes data collection prohibitively expensive. We propose to intelligently select samples when constructing data sets in order to…

计算机视觉与模式识别 · 计算机科学 2020-04-01 Mark Philip Philipsen , Thomas Baltzer Moeslund

Modern learning classifier systems typically exploit a niched genetic algorithm to facilitate rule discovery. When used for reinforcement learning, such rules represent generalisations over the state-action-reward space. Whilst encouraging…

神经与进化计算 · 计算机科学 2014-01-14 Larry Bull

Dimensionality reduction is often used as an initial step in data exploration, either as preprocessing for classification or regression or for visualization. Most dimensionality reduction techniques to date are unsupervised; they do not…

机器学习 · 统计学 2020-06-17 Jake S. Rhodes , Adele Cutler , Guy Wolf , Kevin R. Moon

Data collection and labeling are critical bottlenecks in the deployment of machine learning applications. With the increasing complexity and diversity of applications, the need for efficient and scalable data collection and labeling…

数据库 · 计算机科学 2024-07-19 Qianyu Huang , Tongfang Zhao