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Table 1 Comparison results of three algorithms

From: Research on investment portfolio model based on neural network and genetic algorithm in big data era

Test index

MAE

SSE

MSE

General BP algorithm

0.0385

0.5134

0.9942

Improved BP algorithm

0.0012

7.0750e−004

5.7992e−006

GA-BP algorithm

9.8222e−004

3.9378e−004

3.2277e−006