parameter

explanation of parameter

Negative emotion ratio (T)

Divide the negative emotion scale into 5 scales,

When T < 1, T = 1

When 1 < T < 2, T = 2

When 2 < T < 3, T = 3

When 3 < T < 4, T = 4

When T > 4, T = 5

Attention of Internet users (N)

divide netizens into three types According to the number of posts,

When N < 300, N = 1

When 300 < N < 700, N = 2

When N > 700, N = 3

Range of price rise and fall (PR)

The range of the stock price rise or fall,

When PR < −2.5%, PR = 1

When −2.5% < PR < 0, PR = 2

When 0 < PR < 2.5%, PR = 3

When PR > 2.5%, PR = 4

Policy (Pl)

Major favorable policies, Pl = 1

Major adverse policies, Pl = −1

No major policies, Pl = 0