Nonlinear correction of methane sensor based on improved BP neural network;

Genetic algorithms were used to optimize the initial weights and threshold of the improved BP neural network in simulation.

Comprehensive evaluation on water quality for cascade hydropower stations in Supa River basin based on improved BP neural networks model;

This paper puts forward the improved BP-NN model and sums up the most affecting settlement factor of highway soft foundation.

A new expressway ramp OD matrix estimation model was presented based on the modified BP neural network in order to deal with the deficiency of the hypothesis that each vehicle remaining on line moved off the freeway with the same probability.

Application of improved BP neural network to groundwater environmental quality evaluation;

Forecast water consumption with improved BP neural network;

Highway traveling passenger volume forecast based on improved BP neural network;

As artificial neural network method not only possesses ability of self-taught, self-organized and high non-linear mapped, but also can consider both quantitative and quanlitative factors, based on improved BP neural network, a lot of neural network models are established to predict parameters of surfac.

On the basis of the gray prediction models(the equidistant gray model,the non-equidistant gray model,the optimized gray model) and the improved BP neural network models(the gradient descending algorithm of having momentum and Levenberg-Marquardt algorithm),the mechanical characteristics of the concrete-lined shaft wall are predicted.