Table 8 The metrics based on the proposed SGP-DNN framework.

From: Forecasting stock prices changes using long-short term memory neural network with symbolic genetic programming

Year

Metric

Hybrid model for quantitative indicators

Hybrid model for quantitative indicators individually

Metric

Hybrid SGP-LSTM for both fundamental and technical indicators

SGP-LSTM for fundamental indicators

LSTM for Technical Indicators

2020

Rank IC

− 10.78%

− 6.70%

− 9.49%

ICIR

− 8.71

− 3.9

− 6.97

Excess R above 300

13.53%

− 5.83%

8.98%

Excess R above 500

19.13%

− 1.20%

14.25%

Excess R above average

21%

2.39%

18.60%

Sharp ratio

3.26

0.34

3.1

2021

Rank IC

− 8.64%

− 7.25%

− 7.74%

ICIR

− 7.03

− 5.58

− 5.88

Excess R above 300

52.46%

41.29%

42.83%

Excess R above 500

26.71%

17.49%

18.61%

Excess R above average

12%

8.83%

9.92%

Sharp ratio

1.00

1.38

1.59

2022

Rank IC

− 10.34%

− 9.99%

− 8.68%

ICIR

− 8.99

− 7.32

− 6.54

Excess R above 300

26.04%

34.59%

25.87%

Excess R above 500

24.72%

33.12%

24.45%

Excess R above average

18%

17.84%

9.97%

Sharp ratio

2.95

3.09

1.61