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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Prediction When Factors are Weak
因素较弱 预测 宏观经济预测
2023/5/5
In macroeconomic forecasting, principal component analysis (PCA) has been the most prevalent approach to the recovery of factors, which summarize information in a large set of macro predictors. Nevert...
Landscape and climate factors can predict prevalence of Lyme disease bacteria（图）
气候因素 莱姆病细菌 公共卫生
2023/7/7
Predicting Lyme disease hotspots can help public health officials guide resources and proactive messaging to the public. But the ecology of the disease is complex, involving various host animals, blac...
High Dimensional Stochastic Regression with Latent Factors, Endogeneity and Nonlinearity
α-mixing dimension reduction instrument variables nonstationarity time series
2016/1/26
We consider a multivariate time series model which represents a high dimensional vector process as a sum of three terms: a linear regression of some observed regressors, a linear com-bination of some ...
High dimensional stochastic regression with latent factors, endogeneity and nonlinearity
α-mixing dimension reduction instrument variables nonstationarity time series
2016/1/25
We consider a multivariate time series model which represents a high dimensional vector process as a sum of three terms: a linear regression of some observed regressors,a linear combination of some la...
CreditRisk Model with Dependent Risk Factors
CreditRisk + model conditional independence dependent risk factors
2016/1/20
The CreditRisk + model is widely used in industry for computing the loss of a credit port-folio. The standard CreditRisk + model assumes independence among a set of common risk factors, a simplified a...
High dimensional stochastic regression with latent factors, endogeneity and nonlinearity
α-mixing, dimension reduction instrument variables nonstationarity time series
2016/1/20
We consider a multivariate time series model which represents a high dimensional vector process as a sum of three terms: a linear regression of some observed regressors,a linear combination of some la...
Public Choices Between Life-Saving Programs: The Tradeoff Between Qualitative Factors and Lives Saved
health and safety regulations risk characteristics
2015/9/18
In a telephone survey 1000 adults were confronted with pairs of life saving programs that differed in
number of lives saved and asked which program in each pair they would choose to implement.
Respo...
SOLUTION OF SPARSE LINEAR EQUATIONS USING CHOLESKY FACTORS OF AUGMENTED SYSTEMS
sparse linear equations direct methods unsymmetric matrices
2015/7/3
Cholesky factorizations have reached a high peak of e±ciency for solving sparse
symmetric systems, largely because their Analyze and Factor phases do not con°ict. We explore the
possibility of using...
WHY ORGANIZATIONS DON’T “KNOW WHAT THEY KNOW”: COGNITIVE AND MOTIVATIONAL FACTORS AFFECTING THE TRANSFER OF EXPERTISE
COGNITIVE MOTIVATIONAL FACTORS AFFECTING
2015/7/3
In today’s economy, competitive success is increasingly based on possessing knowledge
and intellectual capital rather than financial or other “hard” assets. For instance, Grant (1996)
has argued t...
Nameless+Harmless=Blameless:When Seemingly Irrelevant Factors Influence Judgment of (Un)ethical Behavior
Decision Choices and Conditions Judgments Ethics Law Behavior Cognition and Thinking
2015/4/22
People often make judgments about the ethicality of others' behaviors and then decide how harshly to punish such behaviors. When they make these judgments and decisions, sometimes the victims of the u...
Civic Engagement and Motivation Factors of Participants in SNAPSHOT, an Online Anti-Human Trafficking Initiative in China
Participants Civic Engagement China
2014/10/20
Human trafficking is a serious crime that consists of slavery in modern forms all over the world. Despite the rapid economic growth in China during the past few decades, the situation of human traffic...
Knowledge and financial skills as the factors determining the financial exclusion process of rural dwellers in Poland
financial exclusion financial inclusion rural household
2014/2/24
The aim of the article is determining the level of knowledge and financial skills of rural dwellers on an example of one of the European Union member states (Poland), as the factors which play a cruci...
Retention factors in relation to organisational commitment in medical and information technology services
retention factors in relation organisational commitment in medical information technology services
2012/10/17
Retaining staff with scarce and critical skills in the medical and information technology (IT) industry has become a top priority because of skills shortages.
A MULTI-PROJECT MODEL OF KEY FACTORS AFFECTING ORGANIZATIONAL BENEFITS FROM ENTERPRISE SYSTEMS
change management Enterprise system success functional fit improved access to information
2011/10/24
This paper develops a long-term, multi-project model of factors affecting organizational benefits from enterprise systems (ES), then reports a preliminary test of the model. In the shorter-term half o...
Research on Influencing Factors of Web 3D User Experience with Grounded Theory
Web 3D User Experience Shanghai World Expo Online Grounded Theory
2013/2/23
The influencing factors on Web 3D User Experience are studied for online pavilion of Shanghai World Expo with grounded theory method. We discover the four influencing factors as follow: web site quali...