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We propose a method for nonparametric density estimation that exhibits robustness to contamination of the training sample. This method achieves robustness by combining a traditional kernel density estimator (KDE) with ideas from classical…

机器学习 · 统计学 2011-09-07 JooSeuk Kim , Clayton D. Scott

We present xokde++, a state-of-the-art online kernel density estimation approach that maintains Gaussian mixture models input data streams. The approach follows state-of-the-art work on online density estimation, but was redesigned with…

机器学习 · 计算机科学 2016-06-10 Jaime Ferreira , David Martins de Matos , Ricardo Ribeiro

State-of-the-art machine learning solutions mainly focus on creating highly accurate models without constraints on hardware resources. Stream mining algorithms are designed to run on resource-constrained devices, thus a focus on low power…

机器学习 · 计算机科学 2022-05-09 Eva Garcia-Martin , Albert Bifet , Niklas Lavesson , Rikard König , Henrik Linusson

This tutorial provides a gentle introduction to kernel density estimation (KDE) and recent advances regarding confidence bands and geometric/topological features. We begin with a discussion of basic properties of KDE: the convergence rate…

统计方法学 · 统计学 2017-09-13 Yen-Chi Chen

We propose a novel method for density estimation that leverages an estimated score function to debias kernel density estimation (SD-KDE). In our approach, each data point is adjusted by taking a single step along the score function with a…

机器学习 · 计算机科学 2025-06-24 Elliot L. Epstein , Rajat Dwaraknath , Thanawat Sornwanee , John Winnicki , Jerry Weihong Liu

The classification of imbalanced data streams, which have unequal class distributions, is a key difficulty in machine learning, especially when dealing with multiple classes. While binary imbalanced data stream classification tasks have…

机器学习 · 计算机科学 2025-06-26 Soheil Abadifard , Fazli Can

We propose a novel algorithm for large-scale regression problems named histogram transform ensembles (HTE), composed of random rotations, stretchings, and translations. First of all, we investigate the theoretical properties of HTE when the…

机器学习 · 统计学 2019-12-11 Hanyuan Hang , Zhouchen Lin , Xiaoyu Liu , Hongwei Wen

Scalable algorithms to solve optimization and regression tasks even approximately, are needed to work with large datasets. In this paper we study efficient techniques from matrix sketching to solve a variety of convex constrained regression…

机器学习 · 计算机科学 2019-11-01 Graham Cormode , Charlie Dickens

One of the most important tasks in network management is identifying different types of traffic flows. As a result, a type of management service, called Network Traffic Classifier (NTC), has been introduced. One type of NTCs that has gained…

网络与互联网体系结构 · 计算机科学 2019-01-03 Ramin Hasibi , Matin Shokri , Mehdi Dehghan

The perspective of developing trustworthy AI for critical applications in science and engineering requires machine learning techniques that are capable of estimating their own uncertainty. In the context of regression, instead of estimating…

机器学习 · 计算机科学 2026-05-14 Quentin Duchemin , Guillaume Obozinski

Stochastic configuration networks (SCNs), as a class of randomized learner models, are featured by its way of random parameters assignment in the light of a supervisory mechanism, resulting in the universal approximation property at…

机器学习 · 计算机科学 2024-12-17 Yongxuan Chen , Dianhui Wang

IoT Big Data requires new machine learning methods able to scale to large size of data arriving at high speed. Decision trees are popular machine learning models since they are very effective, yet easy to interpret and visualize. In the…

分布式、并行与集群计算 · 计算机科学 2016-07-29 Nicolas Kourtellis , Gianmarco De Francisci Morales , Albert Bifet , Arinto Murdopo

We consider stochastic gradient descent (SGD) for least-squares regression with potentially several passes over the data. While several passes have been widely reported to perform practically better in terms of predictive performance on…

机器学习 · 计算机科学 2018-11-26 Loucas Pillaud-Vivien , Alessandro Rudi , Francis Bach

We consider Markov models of stochastic processes where the next-step conditional distribution is defined by a kernel density estimator (KDE), similar to Markov forecast densities and certain time-series bootstrap schemes. The KDE Markov…

机器学习 · 计算机科学 2018-07-31 Gustav Eje Henter , Arne Leijon , W. Bastiaan Kleijn

Cloud-based serverless computing is an increasingly popular computing paradigm. In this paradigm, different services have diverse computing requirements that justify deploying an inconsistently Heterogeneous Computing (HC) system to…

分布式、并行与集群计算 · 计算机科学 2019-05-14 Chavit Denninnart , James Gentry , Mohsen Amini Salehi

Supervised hashing aims to map the original features to compact binary codes that are able to preserve label based similarity in the Hamming space. Non-linear hash functions have demonstrated the advantage over linear ones due to their…

计算机视觉与模式识别 · 计算机科学 2016-11-17 Guosheng Lin , Chunhua Shen , Qinfeng Shi , Anton van den Hengel , David Suter

The imbalanced data classification remains a vital problem. The key is to find such methods that classify both the minority and majority class correctly. The paper presents the classifier ensemble for classifying binary, non-stationary and…

计算机视觉与模式识别 · 计算机科学 2021-02-02 Joanna Grzyb , Jakub Klikowski , Michał Woźniak

Rapid advancements in genome sequencing have led to the collection of vast amounts of genomics data. Researchers may be interested in using machine learning models on such data to predict the pathogenicity or clinical significance of a…

定量方法 · 定量生物学 2024-08-15 Arshmeet Kaur , Morteza Sarmadi

Regression trees are one of the oldest forms of AI models, and their predictions can be made without a calculator, which makes them broadly useful, particularly for high-stakes applications. Within the large literature on regression trees,…

机器学习 · 计算机科学 2023-04-11 Rui Zhang , Rui Xin , Margo Seltzer , Cynthia Rudin

This paper attempts to analyze the effectiveness of deep learning for tabular data processing. It is believed that decision trees and their ensembles is the leading method in this domain, and deep neural networks must be content with…

机器学习 · 计算机科学 2021-12-08 Ivan Bondarenko