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Accurate and reliable probability predictions are essential for multi-class supervised learning tasks, where well-calibrated models enable rational decision-making. While isotonic regression has proven effective for binary calibration, its…

机器学习 · 计算机科学 2025-12-11 Alon Arad , Saharon Rosset

Similarity-based method gives rise to a new class of methods for multi-label learning and also achieves promising performance. In this paper, we generalize this method, resulting in a new framework for classification task. Specifically, we…

机器学习 · 计算机科学 2022-03-08 Zhongchen Ma , Songcan Chen

Key to multitask learning is exploiting relationships between different tasks to improve prediction performance. If the relations are linear, regularization approaches can be used successfully. However, in practice assuming the tasks to be…

机器学习 · 计算机科学 2017-08-11 Carlo Ciliberto , Alessandro Rudi , Lorenzo Rosasco , Massimiliano Pontil

Recent work has highlighted the label alignment property (LAP) in supervised learning, where the vector of all labels in the dataset is mostly in the span of the top few singular vectors of the data matrix. Drawing inspiration from this…

机器学习 · 计算机科学 2024-09-12 Ehsan Imani , Guojun Zhang , Runjia Li , Jun Luo , Pascal Poupart , Philip H. S. Torr , Yangchen Pan

This work provides simple algorithms for multi-class (and multi-label) prediction in settings where both the number of examples n and the data dimension d are relatively large. These robust and parameter free algorithms are essentially…

机器学习 · 计算机科学 2013-10-22 Alekh Agarwal , Sham M. Kakade , Nikos Karampatziakis , Le Song , Gregory Valiant

In high-dimensional multivariate regression problems, enforcing low rank in the coefficient matrix offers effective dimension reduction, which greatly facilitates parameter estimation and model interpretation. However, commonly-used…

统计理论 · 数学 2017-07-18 Yiyuan She , Kun Chen

Multi-output inference tasks, such as multi-label classification, have become increasingly important in recent years. A popular method for multi-label classification is classifier chains, in which the predictions of individual classifiers…

机器学习 · 统计学 2015-06-01 J. Read , L. Martino , P. Olmos , D. Luengo

Many tasks in natural language processing can be viewed as multi-label classification problems. However, most of the existing models are trained with the standard cross-entropy loss function and use a fixed prediction policy (e.g., a…

计算与语言 · 计算机科学 2019-09-11 Jiawei Wu , Wenhan Xiong , William Yang Wang

Multi-label classification is a common supervised machine learning problem where each instance is associated with multiple classes. The key challenge in this problem is learning the correlations between the classes. An additional challenge…

机器学习 · 计算机科学 2016-04-05 Divya Padmanabhan , Satyanath Bhat , Shirish Shevade , Y. Narahari

This work generalizes the problem of unsupervised domain generalization to the case in which no labeled samples are available (completely unsupervised). We are given unlabeled samples from multiple source domains, and we aim to learn a…

机器学习 · 计算机科学 2024-02-01 Amit Rozner , Barak Battash , Lior Wolf , Ofir Lindenbaum

Despite the recent advances in multi-task learning of dense prediction problems, most methods rely on expensive labelled datasets. In this paper, we present a label efficient approach and look at jointly learning of multiple dense…

计算机视觉与模式识别 · 计算机科学 2022-05-05 Wei-Hong Li , Xialei Liu , Hakan Bilen

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

We develop conformal prediction methods for constructing valid predictive confidence sets in multiclass and multilabel problems without assumptions on the data generating distribution. A challenge here is that typical conformal prediction…

机器学习 · 统计学 2020-07-14 Maxime Cauchois , Suyash Gupta , John Duchi

Even with the luxury of having abundant data, multi-label classification is widely known to be a challenging task to address. This work targets the problem of multi-label meta-learning, where a model learns to predict multiple labels within…

计算机视觉与模式识别 · 计算机科学 2021-10-27 Christian Simon , Piotr Koniusz , Mehrtash Harandi

In this paper we consider the problem of semi-supervised learning with deep Convolutional Neural Networks (ConvNets). Semi-supervised learning is motivated on the observation that unlabeled data is cheap and can be used to improve the…

计算机视觉与模式识别 · 计算机科学 2016-06-13 Mehdi Sajjadi , Mehran Javanmardi , Tolga Tasdizen

When studying the association between treatment and a clinical outcome, a parametric multivariable model of the conditional outcome expectation is often used to adjust for covariates. The treatment coefficient of the outcome model targets a…

统计方法学 · 统计学 2026-05-07 Antonio Remiro-Azócar , Anna Heath , Gianluca Baio

This paper considers binary and multilabel classification problems in a setting where labels are missing independently and with a known rate. Missing labels are a ubiquitous phenomenon in extreme multi-label classification (XMC) tasks, such…

机器学习 · 计算机科学 2021-09-24 Erik Schultheis , Rohit Babbar

Generalization is a central problem in Machine Learning. Indeed most prediction methods require careful calibration of hyperparameters usually carried out on a hold-out \textit{validation} dataset to achieve generalization. The main goal of…

机器学习 · 统计学 2021-02-18 Karim Lounici , Katia Meziani , Benjamin Riu

In modern multilabel classification problems, each data instance belongs to a small number of classes from a large set of classes. In other words, these problems involve learning very sparse binary label vectors. Moreover, in large-scale…

机器学习 · 计算机科学 2020-11-03 Shashanka Ubaru , Sanjeeb Dash , Arya Mazumdar , Oktay Gunluk

In many supervised learning tasks, the entities to be labeled are related to each other in complex ways and their labels are not independent. For example, in hypertext classification, the labels of linked pages are highly correlated. A…

机器学习 · 计算机科学 2013-01-07 Ben Taskar , Pieter Abbeel , Daphne Koller