Results 11 to 20 of about 66,774 (311)

Prediction model of coal seam gas content based on ACSOA optimized BP neural network

open access: yesMeikuang Anquan, 2022
For the problem of coal seam gas content prediction, the influencing factors of coal seam gas content were analyzed by taking No.2 coal seam of Chensilou Coal Mine as the research object.
Prediction model of coal seam gas content based on ACSOA optimized BP neural network
doaj   +2 more sources

Effect analysis of coal seam water infusion based on genetic algorithm-BP neural network

open access: yesGong-kuang zidonghua, 2016
In order to improve prediction accuracy of coal seam water infusion effect by using BP neural network, genetic algorithm was used to optimize weight value and threshold value of BP neural network.
LIU Jinwei, XIE Xionggang, FANG Jing
doaj   +2 more sources

Face recognition based on improved BP neural network [PDF]

open access: yesMATEC Web of Conferences, 2017
In order to improve the recognition rate of face recognition, face recognition algorithm based on histogram equalization, PCA and BP neural network is proposed. First, the face image is preprocessed by histogram equalization.
Yue Gaili, Lu Lei
doaj   +3 more sources

TEMPERATURE COMPENSATION STRATEGY OF PRESSURE SENSOR BASED ON BP NEURAL NETWORK OPTIMIZED BY GLOWWORM SWARM OPTIMIZATION

open access: yesJixie qiangdu, 2020
In order to solve the problem that temperature drift of silicon piezoresistive pressure sensor affects the accuracy of engineering measurement,proposed a temperature compensation strategy for BP neural network based on glowworm swarm optimization.
WANG Hui, FU Peng, SONG YuNing
doaj   +2 more sources

Reactor Temperature Prediction Method Based on CPSO-RBF-BP Neural Network

open access: yesApplied Sciences, 2023
A neural network model based on a chaotic particle swarm optimization (CPSO) radial basis function-back propagation (RBF-BP) neural network was suggested to improve the accuracy of reactor temperature prediction.
Xiaowei Tang, Bing Xu, Zichen Xu
doaj   +1 more source

Prediction of Urban Scale Expansion Based on Genetic Algorithm Optimized Neural Network Model

open access: yesJournal of Function Spaces, 2022
With the continuous development of urbanization, the urban population is becoming more and more dense, and the demand for land is becoming more and more tense. Urban expansion has become an indispensable part of urban development.
Hewu Kuang
doaj   +1 more source

Inelligible neural networks with BP-SOM [PDF]

open access: yes, 1997
Interpretation of models induced by artificial neural networks is often a difficult task. In this paper we focus on a relatively novel neural network architecture and learning algorithm, bp-som that offers possibilities to overcome this difficulty.
Weijters, T.   +2 more
openaire   +5 more sources

Research on Vibration Fatigue Damage Locations of Offshore Oil and Gas Pipelines Based on the GA-Improved BP Neural Network

open access: yesShock and Vibration, 2023
To study vibration fatigue damage localization of offshore oil and gas pipelines, aiming at the location error caused by uncertainty of the initial parameters in backpropagation (BP) neural network training, an improved BP neural network based on the ...
Yaoguo Xie   +5 more
doaj   +1 more source

An Algorithm for Solving Robot Inverse Kinematics Based on FOA Optimized BP Neural Network

open access: yesApplied Sciences, 2021
The solution of robot inverse kinematics has a direct impact on the control accuracy of the robot. Conventional inverse kinematics solution methods, such as numerical solution, algebraic solution, and geometric solution, have insufficient solution speed ...
Yonghua Bai, Minzhou Luo, Fenglin Pang
doaj   +1 more source

Cognitive Radio Spectrum Prediction Technology Based on HS-BP Neural Network [PDF]

open access: yesJisuanji gongcheng, 2017
Initial weight and threshold are random in the process of training Back Propagation Neural Network(BPNN).Moreover,BP algorithm is easy to fall into local optimum,so the training of BP neural network is uncertain to get the optimal network structure.To ...
HU Pianpian,ZENG Biqing
doaj   +1 more source

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