نتایج جستجو برای: extreme learning machine

تعداد نتایج: 819581  

This article has been compiled to identify the best model of housing price forecasting using machine learning methods with maximum accuracy and minimum error. Five important machine learning algorithms are used to predict housing prices, including Nearest Neighbor Regression Algorithm (KNNR), Support Vector Regression Algorithm (SVR), Random Forest Regression Algorithm (RFR), Extreme Gradient B...

Journal: :Mathematical Problems in Engineering 2020

Journal: :IEEE Transactions on Vehicular Technology 2021

This work shows that a massive multiple-input multiple-output (MIMO) system with low-resolution analog-to-digital converters (ADCs) forms natural extreme learning machine (ELM). The receive antennas at the base station serve as hidden nodes of ELM, and ADCs act ELM activation function. By adding random biases to received signals optimizing output weights, can effectively tackle hardware impairm...

Journal: :Mathematical Problems in Engineering 2013

2009

In this paper, an extreme learning machine with an automatic segmentation algorithm is applied to heart disorder classification by heart sound signals. From continuous heart sound signals, the starting points of the first (S1) and the second heart pulses (S2) are extracted and corrected by utilizing an inter-pulse histogram. From the corrected pulse positions, a single period of heart sound sig...

2016
Beomjun Min Jongin Kim Hyeong-Jun Park Boreom Lee

The purpose of this study is to classify EEG data on imagined speech in a single trial. We recorded EEG data while five subjects imagined different vowels, /a/, /e/, /i/, /o/, and /u/. We divided each single trial dataset into thirty segments and extracted features (mean, variance, standard deviation, and skewness) from all segments. To reduce the dimension of the feature vector, we applied a f...

Journal: :Soft Comput. 2012
Jun-Hai Zhai Hong-Yu Xu Xizhao Wang

Extreme learning machine (ELM) as a new learning algorithm has been proposed for single-hidden layer feed-forward neural networks, ELM can overcome many drawbacks in the traditional gradient-based learning algorithm such as local minimal, improper learning rate, and low learning speed by randomly selecting input weights and hidden layer bias. However, ELM suffers from instability and over-fitti...

2014
Qian Leng Honggang Qi Wentao Zhu Guiping Su Zhan-li Sun

One-class classification problemhas been investigated thoroughly for past decades. Among one of themost effective neural network approaches for one-class classification, autoencoder has been successfully applied for many applications. However, this classifier relies on traditional learning algorithms such as backpropagation to train the network, which is quite time-consuming. To tackle the slow...

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