Journal of Computer Applications ›› 2024, Vol. 44 ›› Issue (2): 619-627.DOI: 10.11772/j.issn.1001-9081.2023020154
Special Issue: 前沿与综合应用
• Frontier and comprehensive applications • Previous Articles Next Articles
Yuanyuan MA1,2(), Leilei XIE1,3, Nan DONG1,3, Na LIU1,3
Received:
2023-02-21
Revised:
2023-05-09
Accepted:
2023-05-15
Online:
2023-08-14
Published:
2024-02-10
Contact:
Yuanyuan MA
About author:
XIE Leilei, born in 1998, M. S. candidate. Her research interests include online opinion propagation, data mining.Supported by:
马源源1,2(), 解蕾蕾1,3, 董南1,3, 刘娜1,3
通讯作者:
马源源
作者简介:
解蕾蕾(1998—),女,山西吕梁人,硕士研究生,主要研究方向:网络舆情传播、数据挖掘基金资助:
CLC Number:
Yuanyuan MA, Leilei XIE, Nan DONG, Na LIU. Opinion propagation model considering user initiative and mobility[J]. Journal of Computer Applications, 2024, 44(2): 619-627.
马源源, 解蕾蕾, 董南, 刘娜. 考虑用户能动性和流动性的舆情传播模型[J]. 《计算机应用》唯一官方网站, 2024, 44(2): 619-627.
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URL: https://www.joca.cn/EN/10.11772/j.issn.1001-9081.2023020154
参数 | 含义 |
---|---|
单位时间内新用户的进入率 | |
单位时间内各节点的离开率 | |
用户好奇心理的程度 | |
转发率 | |
评论率 | |
评论节点被感染的概率 | |
用户从众心理的程度 | |
在政府干预下,感染者转化为免疫者的概率 | |
根据易感者主观判断转化为主动防御者的概率 | |
用户由被动免疫者转化为主动防御者的概率 |
Tab. 1 Meanings of parameters in SCBRD model
参数 | 含义 |
---|---|
单位时间内新用户的进入率 | |
单位时间内各节点的离开率 | |
用户好奇心理的程度 | |
转发率 | |
评论率 | |
评论节点被感染的概率 | |
用户从众心理的程度 | |
在政府干预下,感染者转化为免疫者的概率 | |
根据易感者主观判断转化为主动防御者的概率 | |
用户由被动免疫者转化为主动防御者的概率 |
参数 | 数据1 | 数据2 | 参数 | 数据1 | 数据2 |
---|---|---|---|---|---|
0.18 | 0.10 | 0.40 | 0.20 | ||
0.10 | 0.15 | 0.30 | 0.20 | ||
0.20 | 0.30 | 0.01 | 0.20 | ||
0.60 | 0.20 | 0.05 | 0.12 | ||
0.50 | 0.20 | 0.10 | 0.10 |
Tab. 2 Parameters for sensitivity analysis
参数 | 数据1 | 数据2 | 参数 | 数据1 | 数据2 |
---|---|---|---|---|---|
0.18 | 0.10 | 0.40 | 0.20 | ||
0.10 | 0.15 | 0.30 | 0.20 | ||
0.20 | 0.30 | 0.01 | 0.20 | ||
0.60 | 0.20 | 0.05 | 0.12 | ||
0.50 | 0.20 | 0.10 | 0.10 |
日期 | 转发数 | 评论数 | 时间 | 转发数 | 评论数 |
---|---|---|---|---|---|
8月5日 | 213 | 1 847 | 8月15日 | 19 | 86 |
8月6日 | 96 | 851 | 8月16日 | 16 | 55 |
8月7日 | 58 | 522 | 8月17日 | 14 | 52 |
8月8日 | 31 | 375 | 8月18日 | 5 | 44 |
8月9日 | 37 | 329 | 8月19日 | 11 | 36 |
8月10日 | 32 | 207 | 8月20日 | 5 | 55 |
8月11日 | 25 | 181 | 8月21日 | 9 | 51 |
8月12日 | 28 | 192 | 8月22日 | 9 | 48 |
8月13日 | 34 | 135 | 8月23日 | 5 | 36 |
8月14日 | 23 | 128 | 8月24日 | 4 | 30 |
Tab. 3 Actual data for August 5 to 24, 2021
日期 | 转发数 | 评论数 | 时间 | 转发数 | 评论数 |
---|---|---|---|---|---|
8月5日 | 213 | 1 847 | 8月15日 | 19 | 86 |
8月6日 | 96 | 851 | 8月16日 | 16 | 55 |
8月7日 | 58 | 522 | 8月17日 | 14 | 52 |
8月8日 | 31 | 375 | 8月18日 | 5 | 44 |
8月9日 | 37 | 329 | 8月19日 | 11 | 36 |
8月10日 | 32 | 207 | 8月20日 | 5 | 55 |
8月11日 | 25 | 181 | 8月21日 | 9 | 51 |
8月12日 | 28 | 192 | 8月22日 | 9 | 48 |
8月13日 | 34 | 135 | 8月23日 | 5 | 36 |
8月14日 | 23 | 128 | 8月24日 | 4 | 30 |
参数 | 估计值 | 来源 | 参数 | 估计值 | 来源 |
---|---|---|---|---|---|
0.555 | 拟合 | 0.195 | 拟合 | ||
0.021 | 拟合 | 0.330 | 拟合 | ||
0.665 | 拟合 | 0.240 | 拟合 | ||
0.009 | 计算 | 0.660 | 假设 | ||
0.066 | 计算 |
Tab. 4 Values of unknown parameters
参数 | 估计值 | 来源 | 参数 | 估计值 | 来源 |
---|---|---|---|---|---|
0.555 | 拟合 | 0.195 | 拟合 | ||
0.021 | 拟合 | 0.330 | 拟合 | ||
0.665 | 拟合 | 0.240 | 拟合 | ||
0.009 | 计算 | 0.660 | 假设 | ||
0.066 | 计算 |
模型 | RMSE | 模型 | RMSE | ||
---|---|---|---|---|---|
SCIR模型 | 0.700 1 | 0.0004 1 | SEIRD模型 | 0.867 5 | 0.0002 7 |
IDSRI模型 | 0.780 0 | 0.0003 5 | SCBRD模型 | 0.8919 | 0.00025 |
Tab. 5 Performance comparison based on real datasets
模型 | RMSE | 模型 | RMSE | ||
---|---|---|---|---|---|
SCIR模型 | 0.700 1 | 0.0004 1 | SEIRD模型 | 0.867 5 | 0.0002 7 |
IDSRI模型 | 0.780 0 | 0.0003 5 | SCBRD模型 | 0.8919 | 0.00025 |
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