Should still be using a wider range of methods and tools as complementary methods to improve and perfect the artificial neural network to Shanghai copper futures forecasting capabilities.
2
同时发现，沪铜期货存在着一个大约510天的非周期循环长度，进一步证明期货市场价格波动的非随机性。
It is also found that Shanghai copper futures exist one aperiodic length of circulation, and the length is 510 days. This further proves that the volatility of futures prices is non-randomness.
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