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Journals >
Acta Physica Sinica >
Volume 68 >
Issue 7 >
Page 078901-1 > Article
Acta Physica Sinica
Vol. 68, Issue 7, 078901-1 (2019)
Modeling information popularity dynamics based on branching process
Lian-Ren Wu
1
, Jin-Jie Li
2、*
, and Jia-Yin Qi
1、3
Author Affiliations
1
School of Management, Shanghai University of International Business and Economics, Shanghai 201620, China
2
College of Mathematics and Science, Shanghai Normal University, Shanghai 200234, China
3
Key Laboratory of Trustworthy Distributed Computing and Service, Beijing University of Posts and Telecommunications, Beijing 100876, China
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DOI:
10.7498/aps.68.20181948
Cite this Article
Lian-Ren Wu, Jin-Jie Li, Jia-Yin Qi.
Modeling information popularity dynamics based on branching process
[J]. Acta Physica Sinica, 2019, 68(7): 078901-1
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Fig. 1.
Schematic of the model.流行度模型示意图
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Fig. 2.
Distribution of micro-blogs popularity.微博的流行度分布
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Fig. 3.
Distribution of out-degree and in-degree.微博用户度分布
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Fig. 4.
Mean popularity of Micro-blogs.微博信息平均流行度
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Fig. 5.
Complementary cumulative distribution functions (CCDFs)—the fraction of micro-blogs with popularity . 微博信息流行度的互补累积概率分布(CCDF)
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列表
S
概率
${G_{jk}}\left( {t,\varOmega ;x} \right)$
(a)被新收到的信息所占据
$k\Delta t$
1
(b)创造了一条新的信息
${\mu} \Delta t$
1
(c)以概率
$1 - {\mu} $
转发信息
$(1 - {\mu} )\Delta t$
$x{G_{jk}}\left( {t - \Delta t,\varOmega ;x} \right){\left[ {G\left( {t - \Delta t,\varOmega ;x} \right)} \right]^k}$
(d)保持原样
$1 - \left( {k + 1} \right)\Delta t$
${G_{jk}}\left( {t - \Delta t,\varOmega ;x} \right)$
Table 1.
Single time-step outcomes of user’s list.
Abstract
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Figures&Tables (6)
Equations (17)
References (23)
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Lian-Ren Wu, Jin-Jie Li, Jia-Yin Qi.
Modeling information popularity dynamics based on branching process
[J]. Acta Physica Sinica, 2019, 68(7): 078901-1
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Paper Information
Special Issue:
Received: Nov. 2, 2018
Accepted: --
Published Online: --
The Author Email:
DOI:
10.7498/aps.68.20181948
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