Table 1.
Recent papers on time series prediction.
Fig 1.
The architecture diagram of recurrent neural network.
Fig 2.
The architecture diagram of long short-term memory.
Fig 3.
EEMD-LSTM modeling flowchart.
Table 2.
Early warning indicators of systemic risk in stock market.
Table 3.
Early warning indicators of systemic risk in stock market after screening.
Table 4.
Principal component eigenvalues and contribution rates.
Fig 4.
Stock market systemic risk composite index 2007–2019.
Fig 5.
EEMD results of composite systemic risk index in the stock market.
Fig 6.
Comparative analysis of test values and predicted values for six machine learning models.
Table 5.
Comparison of prediction accuracy among different models.