نتایج جستجو برای: extreme learning machines elm

تعداد نتایج: 734092  

Journal: :journal of advanced medical sciences and applied technologies 0
sahar seifzadeh young researchers and elite club, qazvin branch, islamic azad university, qazvin, iran. mohammad rezaei omid farahbakhsh

in this study with the inspirations from both neuroscience and computer science, a combinatorial framework for object recognition was proposed having benefited from the advantages of both biologically-inspired hmax_s architecture model for feature extraction and extreme learning machine (elm) as a classifier. hmax model is a feed-forward hierarchical structure resembling the ventral pathway in ...

Journal: :CoRR 2012
Vijay Manikandan Janakiraman Dennis Assanis

Extreme Learning Machine (ELM) is an emerging learning paradigm for nonlinear regression problems and has shown its effectiveness in the machine learning community. An important feature of ELM is that the learning speed is extremely fast thanks to its random projection preprocessing step. This feature is taken advantage of in designing an online parameter estimation algorithm for nonlinear dyna...

2014
Pablo Escandell-Montero José María Martínez-Martínez Emilio Soria-Olivas Joan Vila-Francés José David Martín-Guerrero

Value prediction is an important subproblem of several reinforcement learning (RL) algorithms. In a previous work, it has been shown that the combination of least-squares temporal-difference learning with ELM (extreme learning machine) networks is a powerful method for value prediction in continuous-state problems. This work proposes the use of ensembles to improve the approximation capabilitie...

2008
Yoan Miché Patrick Bas Christian Jutten Olli Simula Amaury Lendasse

This paper proposes a methodology named OP-ELM, based on a recent development –the Extreme Learning Machine– decreasing drastically the training speed of networks. Variable selection is beforehand performed on the original dataset for proper results by OP-ELM: the network is first created using Extreme Learning Process, selection of the most relevant nodes is performed using Least Angle Regress...

Journal: :Neurocomputing 2015
Yong Peng Suhang Wang Xianzhong Long Bao-Liang Lu

Extreme Learning Machine (ELM) has been proposed as a new algorithm for training single hidden layer feed forward neural networks. The main merit of ELM lies in the fact that the input weights as well as hidden layer bias are randomly generated and thus the output weights can be obtained analytically, which can overcome the drawbacks incurred by gradient-based training algorithms such as local ...

Journal: :IJNCR 2012
Luciano D. S. Pacifico Teresa Bernarda Ludermir

Extreme Learning Machine (ELM) is a new learning method for single-hidden layer feedforward neural network (SLFN) training. ELM approach increases the learning speed by means of randomly generating input weights and biases for hidden nodes rather than tuning network parameters, making this approach much faster than traditional gradient-based ones. However, ELM random generation may lead to nono...

2009
Sabri A. Mahmoud Sunday O. Olatunji

This paper describes a technique using Support Vector (SVM) and Extreme Learning Machines (ELM) for automatic recognition of off-line handwritten Arabic (Indian) numerals. The features of angle, distance, horizontal, and vertical span are extracted from these numerals. The database has 44 writers with 48 samples of each digit totaling 21120 samples. A two-stage exhaustive parameter estimation t...

Journal: :Neurocomputing 2015
Wenchao Yu Fuzhen Zhuang Qing He Zhongzhi Shi

Extreme learning machine (ELM) as an emerging technology has achieved exceptional performance in large-scale settings, and is well suited to binary and multi-class classification, as well as regression tasks. However, existing ELM and its variants predominantly employ single hidden layer feedforward networks, leaving the popular and potentially powerful stacked generalization principle unexploi...

Journal: :Neurocomputing 2011
Yuguang Wang Feilong Cao Yubo Yuan

Extreme Learning Machine (ELM), proposed by Huang et al., has been shown a promising learning algorithm for single-hidden layer feedforward neural networks (SLFNs). Nevertheless, because of the random choice of input weights and biases, the ELM algorithm sometimes makes the hidden layer output matrix H of SLFN not full column rank, which lowers the effectiveness of ELM. This paper discusses the...

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