Accelerated training of backpropagation networks by using adaptive momentum step

1992 ◽  
Vol 28 (4) ◽  
pp. 377 ◽  
Author(s):  
G. Qiu ◽  
M.R. Varley ◽  
T.J. Terrell
Keyword(s):  
2012 ◽  
Vol 241-244 ◽  
pp. 1602-1607
Author(s):  
Guang Hai Han ◽  
Xin Jun Ma

It usually need different ways to process different objects in the manufacturing, Therefore, firstly we need to distinguish the categories of objects to be processed, then the machine will know how to deal with the objects. In order to automatically recognize the category of the irregular object, this paper extracted the improved Hu's moments of each object as the feature by the way of processing images of the working platform that the irregular objects are putting on. This paper adopts the variable step BP neural network with adaptive momentum factor as the classifier. The experiment shows that this method can effectively distinguish different irregular objects, and during the training of the neural network, it has faster convergence speed and better approximation compared with the traditional BP neural network


2021 ◽  
Vol 12 (1) ◽  
Author(s):  
Lara Lloret Iglesias ◽  
Pablo Sanz Bellón ◽  
Amaia Pérez del Barrio ◽  
Pablo Menéndez Fernández-Miranda ◽  
David Rodríguez González ◽  
...  

AbstractDeep learning is nowadays at the forefront of artificial intelligence. More precisely, the use of convolutional neural networks has drastically improved the learning capabilities of computer vision applications, being able to directly consider raw data without any prior feature extraction. Advanced methods in the machine learning field, such as adaptive momentum algorithms or dropout regularization, have dramatically improved the convolutional neural networks predicting ability, outperforming that of conventional fully connected neural networks. This work summarizes, in an intended didactic way, the main aspects of these cutting-edge techniques from a medical imaging perspective.


2016 ◽  
Vol 114 ◽  
pp. 79-87 ◽  
Author(s):  
Alaa Ali Hameed ◽  
Bekir Karlik ◽  
Mohammad Shukri Salman

Sensors ◽  
2009 ◽  
Vol 9 (7) ◽  
pp. 5715-5739 ◽  
Author(s):  
Tein-Yaw Chung ◽  
Yung-Mu Chen ◽  
Chih-Hung Hsu

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