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Scribble-based weakly-supervised semantic segmentation using sparse scribble supervision is gaining traction as it reduces annotation costs when compared to fully annotated alternatives. Existing methods primarily generate pseudo-labels by…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Xinliang Zhang , Lei Zhu , Hangzhou He , Lujia Jin , Yanye Lu

Utilizing language models (LMs) without internal access is becoming an attractive paradigm in the field of NLP as many cutting-edge LMs are released through APIs and boast a massive scale. The de-facto method in this type of black-box…

计算与语言 · 计算机科学 2023-06-12 Hyunsoo Cho , Youna Kim , Sang-goo Lee

Sentence-level attacks craft adversarial sentences that are synonymous with correctly-classified sentences but are misclassified by the text classifiers. Under the black-box setting, classifiers are only accessible through their feedback to…

计算与语言 · 计算机科学 2024-02-22 Raha Moraffah , Huan Liu

Science and technology have a growing need for effective mechanisms that ensure reliable, controlled performance from black-box machine learning algorithms. These performance guarantees should ideally hold conditionally on the input-that is…

机器学习 · 计算机科学 2025-03-28 Vincent Blot , Anastasios N Angelopoulos , Michael I Jordan , Nicolas J-B Brunel

Machine learning algorithms are known to be susceptible to data poisoning attacks, where an adversary manipulates the training data to degrade performance of the resulting classifier. In this work, we present a unifying view of randomized…

机器学习 · 计算机科学 2021-02-24 Elan Rosenfeld , Ezra Winston , Pradeep Ravikumar , J. Zico Kolter

Single-positive multi-label learning (SPMLL) is a typical weakly supervised multi-label learning problem, where each training example is annotated with only one positive label. Existing SPMLL methods typically assign pseudo-labels to…

机器学习 · 计算机科学 2024-05-28 Biao Liu , Ning Xu , Jie Wang , Xin Geng

We proved that a trained model in supervised deep learning minimizes the conditional risk for each input (Theorem 2.1). This property provided insights into the behavior of trained models and established a connection between supervised and…

机器学习 · 计算机科学 2022-02-09 Yutong Xie , Dufan Wu , Bin Dong , Quanzheng Li

The study of model bias and variance with respect to decision boundaries is critically important in supervised classification. There is generally a tradeoff between the two, as fine-tuning of the decision boundary of a classification model…

机器学习 · 计算机科学 2020-02-25 Matthew Almeida , Wei Ding , Scott Crouter , Ping Chen

The Classification of medical images and illustrations in the literature aims to label a medical image according to the modality it was produced or label an illustration according to its production attributes. It is an essential and…

计算机视觉与模式识别 · 计算机科学 2017-06-29 Jianpeng Zhang , Yong Xia , Qi Wu , Yutong Xie

Selective labels occur when label observations are subject to a decision-making process; e.g., diagnoses that depend on the administration of laboratory tests. We study a clinically-inspired selective label problem called disparate…

机器学习 · 计算机科学 2024-06-28 Trenton Chang , Jenna Wiens

Common machine learning settings range from supervised tasks, where accurately labeled data is accessible, through semi-supervised and weakly-supervised tasks, where target labels are scant or noisy, to unsupervised tasks where labels are…

机器学习 · 计算机科学 2025-04-22 Yogev Kriger , Shai Fine

Evaluating the behavioral boundaries of deep learning (DL) systems is crucial for understanding their reliability across diverse, unseen inputs. Existing solutions fall short as they rely on untargeted random, model- or latent-based…

Selective classification techniques (also known as reject option) have not yet been considered in the context of deep neural networks (DNNs). These techniques can potentially significantly improve DNNs prediction performance by trading-off…

机器学习 · 计算机科学 2017-06-02 Yonatan Geifman , Ran El-Yaniv

In selective classification (SC), a classifier abstains from making predictions that are likely to be wrong to avoid excessive errors. To deploy imperfect classifiers -- either due to intrinsic statistical noise of data or for robustness…

机器学习 · 计算机科学 2024-11-28 Hengyue Liang , Le Peng , Ju Sun

Supervised training of deep learning models requires large labeled datasets. There is a growing interest in obtaining such datasets for medical image analysis applications. However, the impact of label noise has not received sufficient…

计算机视觉与模式识别 · 计算机科学 2020-03-24 Davood Karimi , Haoran Dou , Simon K. Warfield , Ali Gholipour

Gaining the ability to make informed decisions on operation and maintenance of structures provides motivation for the implementation of structural health monitoring (SHM) systems. However, descriptive labels for measured data corresponding…

机器学习 · 计算机科学 2022-06-24 Aidan J. Hughes , Paul Gardner , Lawrence A. Bull , Nikolaos Dervilis , Keith Worden

Supervised learning, especially supervised deep learning, requires large amounts of labeled data. One approach to collect large amounts of labeled data is by using a crowdsourcing platform where numerous workers perform the annotation…

机器学习 · 计算机科学 2023-08-22 Kosuke Yoshimura , Hisashi Kashima

Faced with distribution shift between training and test set, we wish to detect and quantify the shift, and to correct our classifiers without test set labels. Motivated by medical diagnosis, where diseases (targets) cause symptoms…

机器学习 · 计算机科学 2018-07-27 Zachary C. Lipton , Yu-Xiang Wang , Alex Smola

Multiclass classification problems such as image annotation can involve a large number of classes. In this context, confusion between classes can occur, and single label classification may be misleading. We provide in the present paper a…

统计理论 · 数学 2017-12-19 Christophe Denis , Mohamed Hebiri

Recent advancements in semi-supervised deep learning have introduced effective strategies for leveraging both labeled and unlabeled data to improve classification performance. This work proposes a semi-supervised framework that utilizes a…

机器学习 · 计算机科学 2025-05-21 Aydin Abedinia , Shima Tabakhi , Vahid Seydi