Extreme learning machine (ELM) has recently attracted many researchers' interest due to its very fast learning speed, good generalization ability, and ease of implementation. However, it has a linear output layer which may limit the capability of exploring the available information, since higher-order statistics of the signals are not taken into account. To address this, we propose a novel ELM architecture in which the linear output layer is replaced by a Volterra filter structure. Additionally, the principal component analysis (PCA) technique is used to reduce the number of effective signals transmitted to the output layer. This idea not only improves the processing capability of the network, but also preserves the simplicity of the training process. Then we carry out performance evaluation and application analysis for the proposed architecture in the context of supervised classification and unsupervised equalization respectively, and the obtained results either on publicly available datasets or various channels, when compared to those produced by already proposed ELM versions and a state-of-the-art algorithm: support vector machine (SVM), highlight the adequacy and the advantages of the proposed architecture and characterize it as a promising tool to deal with signal processing tasks.
Li CHEN
Lanzhou University
Ling YANG
Lanzhou University
Juan DU
Lanzhou University
Chao SUN
Lanzhou University
Shenglei DU
Lanzhou University
Haipeng XI
Lanzhou University
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Li CHEN, Ling YANG, Juan DU, Chao SUN, Shenglei DU, Haipeng XI, "An Extreme Learning Machine Architecture Based on Volterra Filtering and PCA" in IEICE TRANSACTIONS on Information,
vol. E100-D, no. 11, pp. 2690-2701, November 2017, doi: 10.1587/transinf.2017EDP7089.
Abstract: Extreme learning machine (ELM) has recently attracted many researchers' interest due to its very fast learning speed, good generalization ability, and ease of implementation. However, it has a linear output layer which may limit the capability of exploring the available information, since higher-order statistics of the signals are not taken into account. To address this, we propose a novel ELM architecture in which the linear output layer is replaced by a Volterra filter structure. Additionally, the principal component analysis (PCA) technique is used to reduce the number of effective signals transmitted to the output layer. This idea not only improves the processing capability of the network, but also preserves the simplicity of the training process. Then we carry out performance evaluation and application analysis for the proposed architecture in the context of supervised classification and unsupervised equalization respectively, and the obtained results either on publicly available datasets or various channels, when compared to those produced by already proposed ELM versions and a state-of-the-art algorithm: support vector machine (SVM), highlight the adequacy and the advantages of the proposed architecture and characterize it as a promising tool to deal with signal processing tasks.
URL: https://global.ieice.org/en_transactions/information/10.1587/transinf.2017EDP7089/_p
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@ARTICLE{e100-d_11_2690,
author={Li CHEN, Ling YANG, Juan DU, Chao SUN, Shenglei DU, Haipeng XI, },
journal={IEICE TRANSACTIONS on Information},
title={An Extreme Learning Machine Architecture Based on Volterra Filtering and PCA},
year={2017},
volume={E100-D},
number={11},
pages={2690-2701},
abstract={Extreme learning machine (ELM) has recently attracted many researchers' interest due to its very fast learning speed, good generalization ability, and ease of implementation. However, it has a linear output layer which may limit the capability of exploring the available information, since higher-order statistics of the signals are not taken into account. To address this, we propose a novel ELM architecture in which the linear output layer is replaced by a Volterra filter structure. Additionally, the principal component analysis (PCA) technique is used to reduce the number of effective signals transmitted to the output layer. This idea not only improves the processing capability of the network, but also preserves the simplicity of the training process. Then we carry out performance evaluation and application analysis for the proposed architecture in the context of supervised classification and unsupervised equalization respectively, and the obtained results either on publicly available datasets or various channels, when compared to those produced by already proposed ELM versions and a state-of-the-art algorithm: support vector machine (SVM), highlight the adequacy and the advantages of the proposed architecture and characterize it as a promising tool to deal with signal processing tasks.},
keywords={},
doi={10.1587/transinf.2017EDP7089},
ISSN={1745-1361},
month={November},}
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TY - JOUR
TI - An Extreme Learning Machine Architecture Based on Volterra Filtering and PCA
T2 - IEICE TRANSACTIONS on Information
SP - 2690
EP - 2701
AU - Li CHEN
AU - Ling YANG
AU - Juan DU
AU - Chao SUN
AU - Shenglei DU
AU - Haipeng XI
PY - 2017
DO - 10.1587/transinf.2017EDP7089
JO - IEICE TRANSACTIONS on Information
SN - 1745-1361
VL - E100-D
IS - 11
JA - IEICE TRANSACTIONS on Information
Y1 - November 2017
AB - Extreme learning machine (ELM) has recently attracted many researchers' interest due to its very fast learning speed, good generalization ability, and ease of implementation. However, it has a linear output layer which may limit the capability of exploring the available information, since higher-order statistics of the signals are not taken into account. To address this, we propose a novel ELM architecture in which the linear output layer is replaced by a Volterra filter structure. Additionally, the principal component analysis (PCA) technique is used to reduce the number of effective signals transmitted to the output layer. This idea not only improves the processing capability of the network, but also preserves the simplicity of the training process. Then we carry out performance evaluation and application analysis for the proposed architecture in the context of supervised classification and unsupervised equalization respectively, and the obtained results either on publicly available datasets or various channels, when compared to those produced by already proposed ELM versions and a state-of-the-art algorithm: support vector machine (SVM), highlight the adequacy and the advantages of the proposed architecture and characterize it as a promising tool to deal with signal processing tasks.
ER -