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 |