[图书][B] Statistical foundations of data science
Statistical Foundations of Data Science gives a thorough introduction to commonly used
statistical models, contemporary statistical machine learning techniques and algorithms …
statistical models, contemporary statistical machine learning techniques and algorithms …
Penetrating sporadic return predictability
Y Tu, X Xie - Journal of Econometrics, 2023 - Elsevier
Return predictability has been one of the central research questions in finance for many
decades. This paper proposes a predictive regression with multiple structural changes to …
decades. This paper proposes a predictive regression with multiple structural changes to …
Adaboost semiparametric model averaging prediction for multiple categories
Abstract Model average techniques are very useful for model-based prediction. However,
most earlier works in this field focused on parametric models and continuous responses. In …
most earlier works in this field focused on parametric models and continuous responses. In …
A Model‐Free Feature Selection Technique of Feature Screening and Random Forest‐Based Recursive Feature Elimination
S Xia, Y Yang - International Journal of Intelligent Systems, 2023 - Wiley Online Library
This paper studies data with mass features, commonly observed in applications such as text
classification and medical diagnosis. We allow data to have several structures without …
classification and medical diagnosis. We allow data to have several structures without …
An iterative model-free feature screening procedure: Forward recursive selection
S Xia, Y Yang - Knowledge-Based Systems, 2022 - Elsevier
Many researchers have studied the combinations of machine learning techniques and
traditional statistical strategies, and proposed effective procedures for complicated data sets …
traditional statistical strategies, and proposed effective procedures for complicated data sets …
Quantile forward regression for high-dimensional survival data
Despite the urgent need for an effective prediction model tailored to individual interests,
existing models have mainly been developed for the mean outcome, targeting average …
existing models have mainly been developed for the mean outcome, targeting average …
A model‐based multithreshold method for subgroup identification
Thresholding variable plays a crucial role in subgroup identification for personalized
medicine. Most existing partitioning methods split the sample based on one predictor …
medicine. Most existing partitioning methods split the sample based on one predictor …
[HTML][HTML] Forward regression for Cox models with high-dimensional covariates
Forward regression, a classical variable screening method, has been widely used for model
building when the number of covariates is relatively low. However, forward regression is …
building when the number of covariates is relatively low. However, forward regression is …
[HTML][HTML] Profile forward regression screening for ultra-high dimensional semiparametric varying coefficient partially linear models
In this paper, we consider semiparametric varying coefficient partially linear models when
the predictor variables of the linear part are ultra-high dimensional where the dimensionality …
the predictor variables of the linear part are ultra-high dimensional where the dimensionality …
Network-based logistic regression integration method for biomarker identification
K Zhang, W Geng, S Zhang - BMC systems biology, 2018 - Springer
Background Many mathematical and statistical models and algorithms have been proposed
to do biomarker identification in recent years. However, the biomarkers inferred from …
to do biomarker identification in recent years. However, the biomarkers inferred from …