Table 1.

A comparative analysis of our survey with the existing surveys under various criteria: C1 — Financial market conceptualization, C2 — Information fusion, C3 — Feature fusion, C4 — Model fusion, C5 — Stock price prediction, C6 — Stock trend prediction, C7 — Portfolio management, C8 — Risk/Return forecasting, C9 — Other stock market applications.

Criteria ($\to$)	C1	C2	C3	C4	C5	C6	C7	C8	C9
Reference ($\downarrow$)
[18]				✓	✓	✓		✓
[19]		✓		✓					✓
[20]				✓				✓
[21]				✓	✓	✓
[22]	✓	✓		✓	✓
[23]		✓				✓
[24]	✓			✓	✓
[25]	✓	✓				✓
Our survey	✓	✓	✓	✓	✓	✓	✓	✓	✓