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The i.i.d. assumption is a useful idealization that underpins many successful approaches to supervised machine learning. However, its violation can lead to models that learn to exploit spurious correlations in the training data, rendering…

机器学习 · 计算机科学 2020-06-15 Daniel Pace , Alessandra Russo , Murray Shanahan

Previous multi-view contrastive learning methods typically operate at two scales: instance-level and cluster-level. Instance-level approaches construct positive and negative pairs based on sample correspondences, aiming to bring positive…

机器学习 · 计算机科学 2024-12-20 Peng Su , Shudong Huang , Weihong Ma , Deng Xiong , Jiancheng Lv

Meta-learning has emerged as a prominent technology for few-shot text classification and has achieved promising performance. However, existing methods often encounter difficulties in drawing accurate class prototypes from support set…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Xinyue Liu , Yunlong Gao , Linlin Zong , Bo Xu

Learning from Label Proportions (LLP) is an established machine learning problem with numerous real-world applications. In this setting, data items are grouped into bags, and the goal is to learn individual item labels, knowing only the…

机器学习 · 计算机科学 2023-10-31 Gabriel Franco , Giovanni Comarela , Mark Crovella

Multi-label learning handles instances associated with multiple class labels. The original label space is a logical matrix with entries from the Boolean domain $\in \left \{ 0,1 \right \}$. Logical labels are not able to show the relative…

机器学习 · 计算机科学 2021-03-01 Ali Braytee , Wei Liu

This paper proposes two linear projection methods for supervised dimension reduction using only the first and second-order statistics. The methods, each catering to a different parameter regime, are derived under the general Gaussian model…

信息论 · 计算机科学 2024-08-13 Biao Chen , Joshua Kortje

Feature selection and reducing the dimensionality of data is an essential step in data analysis. In this work, we propose a new criterion for feature selection that is formulated as conditional information between features given the labeled…

机器学习 · 统计学 2019-05-20 Salimeh Yasaei Sekeh , Alfred O. Hero

The presence of label noise often misleads the training of deep neural networks. Departing from the recent literature which largely assumes the label noise rate is only determined by the true label class, the errors in human-annotated…

机器学习 · 计算机科学 2021-03-31 Zhaowei Zhu , Tongliang Liu , Yang Liu

In this paper, we propose a novel approach for learning multi-label classifiers with the help of privileged information. Specifically, we use similarity constraints to capture the relationship between available information and privileged…

计算机视觉与模式识别 · 计算机科学 2017-03-30 Shiyu Chen , Shangfei Wang , Tanfang Chen , Xiaoxiao Shi

One way to extract patterns from clinical records is to consider each patient record as a bag with various number of instances in the form of symptoms. Medical diagnosis is to discover informative ones first and then map them to one or more…

机器学习 · 计算机科学 2019-04-10 Zeyuan Wang , Josiah Poon , Shiding Sun , Simon Poon

Representation learning constitutes a pivotal cornerstone in contemporary deep learning paradigms, offering a conduit to elucidate distinctive features within the latent space and interpret the deep models. Nevertheless, the inherent…

计算机视觉与模式识别 · 计算机科学 2024-02-07 Siyuan Dai , Kai Ye , Kun Zhao , Ge Cui , Haoteng Tang , Liang Zhan

Object detection is a task that performs position identification and label classification of objects in images or videos. The information obtained through this process plays an essential role in various tasks in the field of computer…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Heewon Lee , Sangtae Ahn

Despite the substantial progress of active learning for image recognition, there still lacks an instance-level active learning method specified for object detection. In this paper, we propose Multiple Instance Active Object Detection…

计算机视觉与模式识别 · 计算机科学 2021-04-07 Tianning Yuan , Fang Wan , Mengying Fu , Jianzhuang Liu , Songcen Xu , Xiangyang Ji , Qixiang Ye

In-line with the success of deep learning on traditional recognition problem, several end-to-end deep models for zero-shot recognition have been proposed in the literature. These models are successful to predict a single unseen label given…

计算机视觉与模式识别 · 计算机科学 2018-03-19 Shafin Rahman , Salman Khan

Multiple instance learning (MIL) has been extensively applied to whole slide histopathology image (WSI) analysis. The existing aggregation strategy in MIL, which primarily relies on the first-order distance (e.g., mean difference) between…

计算机视觉与模式识别 · 计算机科学 2024-07-22 Yihang Chen , Tsai Hor Chan , Guosheng Yin , Yuming Jiang , Lequan Yu

In this paper, we address the Multi-Instance-Learning (MIL) problem when bag labels are naturally represented as ordinal variables (Multi--Instance--Ordinal Regression). Moreover, we consider the case where bags are temporal sequences of…

计算机视觉与模式识别 · 计算机科学 2016-09-07 Adria Ruiz , Ognjen Rudovic , Xavier Binefa , Maja Pantic

This paper introduces a new online learning framework for multiclass classification called learning with diluted bandit feedback. At every time step, the algorithm predicts a candidate label set instead of a single label for the observed…

机器学习 · 计算机科学 2021-05-19 Gaurav Batra , Naresh Manwani

Deep learning methods have typically been trained on large datasets in which many training examples are available. However, many real-world product datasets have only a small number of images available for each product. We explore the use…

计算机视觉与模式识别 · 计算机科学 2015-07-31 David Held , Sebastian Thrun , Silvio Savarese

Most recent machine learning research focuses on developing new classifiers for the sake of improving classification accuracy. With many well-performing state-of-the-art classifiers available, there is a growing need for understanding…

机器学习 · 计算机科学 2020-09-30 Jaehoon Koo , Diego Klabjan , Jean Utke

Most classifiers operate by selecting the maximum of an estimate of the conditional distribution $p(y|x)$ where $x$ stands for the features of the instance to be classified and $y$ denotes its label. This often results in a {\em hubristic…

机器学习 · 统计学 2019-03-01 Yotam Hechtlinger , Barnabás Póczos , Larry Wasserman