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科研机构
数学与系统科学研究... [16]
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期刊论文 [16]
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2022 [2]
2021 [5]
2019 [1]
2017 [2]
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专题:数学与系统科学研究院
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eFraudCom: An E-commerce Fraud Detection System via Competitive Graph Neural Networks
期刊论文
ACM TRANSACTIONS ON INFORMATION SYSTEMS, 2022, 卷号: 40, 期号: 3, 页码: 29
作者:
Zhang, Ge
;
Li, Zhao
;
Huang, Jiaming
;
Wu, Jia
;
Zhou, Chuan
收藏
  |  
浏览/下载:25/0
  |  
提交时间:2022/04/29
Online e-commerce platforms
fraud detection system
graph neural networks
Economic exposure to regional value chain disruptions: evidence from Wuhan's lockdown in China
期刊论文
REGIONAL STUDIES, 2022, 页码: 12
作者:
Tian, Kailan
;
Zhang, Zhuoying
;
Zhu, Lingxiu
;
Yang, Cuihong
;
He, Jianwu
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2023/02/07
economic exposure
Covid-19
input-output model
regional value chains
disaster impact analysis
IPO relative difficulty, M&A option and size effect
期刊论文
JOURNAL OF ASIAN ECONOMICS, 2021, 卷号: 76, 页码: 17
作者:
Wan, Die
;
Yang, Teng
;
Yang, Xiaoguang
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2022/04/02
Small firm premium
IPO
Merger and acquisition
Financing difficulty
k-Resolution sequential randomization procedure to improve covariates balance in a randomized experiment
期刊论文
STATISTICS IN MEDICINE, 2021, 页码: 13
作者:
Long, Mingya
;
Sun, Liuquan
;
Li, Qizhai
收藏
  |  
浏览/下载:28/0
  |  
提交时间:2021/10/26
asymptotic variance
balancing allocation
clinical
complete randomization
Mahalanobis distance
pairwise sequential randomization
rerandomization
treatment effect
A network perspective of comovement and structural change: Evidence from the Chinese stock market
期刊论文
INTERNATIONAL REVIEW OF FINANCIAL ANALYSIS, 2021, 卷号: 76, 页码: 18
作者:
Huang, Chuangxia
;
Deng, Yunke
;
Yang, Xiaoguang
;
Cao, Jinde
;
Yang, Xin
收藏
  |  
浏览/下载:48/0
  |  
提交时间:2021/10/26
Chinese stock market
Comovement
Complex network
Engle-Granger test
Weighted LeaderRank algorithm
Cross-cultural metacognition as a prior for humanitarian knowledge: when cultures collide in global health emergencies
期刊论文
JOURNAL OF KNOWLEDGE MANAGEMENT, 2021, 页码: 14
作者:
Chin, Tachia
;
Meng, Jianwei
;
Wang, Shouyang
;
Shi, Yi
;
Zhang, Jianxin
收藏
  |  
浏览/下载:21/0
  |  
提交时间:2021/10/26
Culture
Knowledge management
Public health emergency
Humanism
Cross-cultural metacognition
Humanitarian knowledge
A ROC-based test for evaluating the group difference with an application to neonatal audiology screening
期刊论文
STATISTICS IN MEDICINE, 2021, 页码: 12
作者:
Tang, Larry L.
;
Meng, Zhen
;
Li, Qizhai
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2021/10/26
ROC curve
sensitivity
specificity
two‐
sample comparison
A New Network Feature Affects the Intervention Performance on Public Opinion Dynamic Networks
期刊论文
SCIENTIFIC REPORTS, 2019, 卷号: 9, 页码: 11
作者:
Wang, Caiyun
;
Han, Huawei
;
Han, Jing
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2020/01/10
Leveraging cross-media analytics to detect events and mine opinions for emergency management
期刊论文
ONLINE INFORMATION REVIEW, 2017, 卷号: 41, 期号: 4, 页码: 487-506
作者:
Xu, Wei
;
Liu, Lingyu
;
Shang, Wei
收藏
  |  
浏览/下载:16/0
  |  
提交时间:2018/07/30
Opinion mining
Cross-media analytics
Emergence management
Event detection
Semantic expansion
Adverse drug reaction early warning using user search data
期刊论文
ONLINE INFORMATION REVIEW, 2017, 卷号: 41, 期号: 4, 页码: 524-536
作者:
Shang, Wei
;
Chen, Hsinchun
;
Livoti, Christine
收藏
  |  
浏览/下载:22/0
  |  
提交时间:2018/07/30
Pharmacovigilance
Google Trends
Adverse drug reaction
Diabetes treatment
User search
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