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In supervised learning, the presence of noise can have a significant impact on decision making. Since many classifiers do not take label noise into account in the derivation of the loss function, including the loss functions of logistic…

机器学习 · 计算机科学 2022-07-20 Dawei Dai , Donggen Li , Zhiguo Zhuang

Boosting is known to be sensitive to label noise. We studied two approaches to improve AdaBoost's robustness against labelling errors. One is to employ a label-noise robust classifier as a base learner, while the other is to modify the…

机器学习 · 计算机科学 2013-09-27 Jakramate Bootkrajang , Ata Kaban

The sensitivity of Adaboost to random label noise is a well-studied problem. LogitBoost, BrownBoost and RobustBoost are boosting algorithms claimed to be less sensitive to noise than AdaBoost. We present the results of experiments…

机器学习 · 计算机科学 2014-09-11 Sunsern Cheamanunkul , Evan Ettinger , Yoav Freund

Adaptive Boosting with Dynamic Weight Adjustment is an enhancement of the traditional Adaptive boosting commonly known as AdaBoost, a powerful ensemble learning technique. Adaptive Boosting with Dynamic Weight Adjustment technique improves…

机器学习 · 计算机科学 2024-06-04 Vamsi Sai Ranga Sri Harsha Mangina

Based on the use of different exponential bases to define class-dependent error bounds, a new and highly efficient asymmetric boosting scheme, coined as AdaBoostDB (Double-Base), is proposed. Supported by a fully theoretical derivation…

计算机视觉与模式识别 · 计算机科学 2015-07-09 Iago Landesa-Vázquez , José Luis Alba-Castro

Well-known for its simplicity and effectiveness in classification, AdaBoost, however, suffers from overfitting when class-conditional distributions have significant overlap. Moreover, it is very sensitive to noise that appears in the…

机器学习 · 统计学 2018-06-22 Zhi Xiao , Zhe Luo , Bo Zhong , Xin Dang

We offer a novel view of AdaBoost in a statistical setting. We propose a Bayesian model for binary classification in which label noise is modeled hierarchically. Using variational inference to optimize a dynamic evidence lower bound, we…

机器学习 · 统计学 2012-09-11 Alexander Lorbert , David M. Blei , Robert E. Schapire , Peter J. Ramadge

Gradient boosting remains a strong and widely used method for tabular data learning, but its performance often degrades when training labels are noisy. This behavior is largely related to the way boosting algorithms emphasize samples with…

机器学习 · 计算机科学 2026-05-12 Ye Su , Longlong Zhao , Diego Garcia-Gil , Jipeng Guo , Gangchun Zhang , Jinxin Chen , Jinsong Chen

Existing clustering methods are based on a single granularity of information, such as the distance and density of each data. This most fine-grained based approach is usually inefficient and susceptible to noise. Inspired by adaptive process…

机器学习 · 计算机科学 2023-03-03 Shuyin Xia , Jiang Xie , Guoyin Wang

This work focuses on improving the performance and fairness of Federated Learning (FL) in non IID settings by enhancing model aggregation and boosting the training of underperforming clients. We propose FeDABoost, a novel FL framework that…

机器学习 · 计算机科学 2025-10-06 Tharuka Kasthuri Arachchige , Veselka Boeva , Shahrooz Abghari

Boosting algorithms have been widely used to tackle a plethora of problems. In the last few years, a lot of approaches have been proposed to provide standard AdaBoost with cost-sensitive capabilities, each with a different focus. However,…

计算机视觉与模式识别 · 计算机科学 2016-07-25 Iago Landesa-Vázquez , José Luis Alba-Castro

A lot of approaches, each following a different strategy, have been proposed in the literature to provide AdaBoost with cost-sensitive properties. In the first part of this series of two papers, we have presented these algorithms in a…

计算机视觉与模式识别 · 计算机科学 2016-07-25 Iago Landesa-Vázquez , José Luis Alba-Castro

This paper studies binary classification in robust one-bit compressed sensing with adversarial errors. It is assumed that the model is overparameterized and that the parameter of interest is effectively sparse. AdaBoost is considered, and,…

统计理论 · 数学 2021-12-09 Geoffrey Chinot , Felix Kuchelmeister , Matthias Löffler , Sara van de Geer

It is known that Boosting can be interpreted as a gradient descent technique to minimize an underlying loss function. Specifically, the underlying loss being minimized by the traditional AdaBoost is the exponential loss, which is proved to…

计算机视觉与模式识别 · 计算机科学 2017-06-26 Kaidong Wang , Yao Wang , Qian Zhao , Deyu Meng , Zongben Xu

We present a principled framework to address resource allocation for realizing boosting algorithms on substrates with communication or computation noise. Boosting classifiers (e.g., AdaBoost) make a final decision via a weighted vote from…

机器学习 · 计算机科学 2020-10-28 Yongjune Kim , Yuval Cassuto , Lav R. Varshney

Multi-label classification poses challenges due to imbalanced and noisy labels in training data. We propose a unified data augmentation method, named BalanceMix, to address these challenges. Our approach includes two samplers for imbalanced…

机器学习 · 计算机科学 2023-12-13 Hwanjun Song , Minseok Kim , Jae-Gil Lee

Class imbalance classification is a challenging research problem in data mining and machine learning, as most of the real-life datasets are often imbalanced in nature. Existing learning algorithms maximise the classification accuracy by…

机器学习 · 计算机科学 2018-09-05 Farshid Rayhan , Sajid Ahmed , Asif Mahbub , Md. Rafsan Jani , Swakkhar Shatabda , Dewan Md. Farid

Granular-ball computing is an efficient, robust, and scalable learning method for granular computing. The basis of granular-ball computing is the granular-ball generation method. This paper proposes a method for accelerating the…

机器学习 · 计算机科学 2022-07-22 Shuyin Xia , Xiaochuan Dai , Guoyin Wang , Xinbo Gao , Elisabeth Giem

In the noisy intermediate-scale quantum (NISQ) era, the capabilities of variational quantum algorithms are greatly constrained due to a limited number of qubits and the shallow depth of quantum circuits. We may view these variational…

量子物理 · 物理学 2024-11-05 Yabo Wang , Xin Wang , Bo Qi , Daoyi Dong

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
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