Discrete Dynamics in Nature and Society / 2020 / Article / Tab 2

Research Article

A Crash Severity Prediction Method Based on Improved Neural Network and Factor Analysis

Table 2

Summary of training functions.

No.Function nameAbbreviation

1BFGS quasi-Newton backpropagationBFGS
2Conjugate gradient backpropagation with Powell-Beale restartsCGB
3Conjugate gradient backpropagation with Fletcher–Reeves updatesCGF
4Conjugate gradient backpropagation with Polak–Ribiere updatesCGP
5Gradient descent backpropagationGD
6Gradient descent with adaptive learning rate backpropagationGDA
7Gradient descent with momentumGDM
8Gradient descent w/momentum and adaptive learning rate backpropagationGDX
9One-step secant backpropagationOSS
10RPROP backpropagationRP
11Scaled conjugate gradient backpropagationSCG
12Levenberg–Marquardt backpropagationLM
13Bayesian regulation backpropagationBR

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