Smoothing splines with varying smoothing parameter

Wang, X; Du, P; Shen, J

Variance Change Point Detection under A Smoothly-changing Mean Trend with Application to Liver Procurement

Gao, Zhenguo (Virginia Tech, 2018-02-23)

Literature on change point analysis mostly requires a sudden change in the data distribution, either in a few parameters or the distribution as a whole. We are interested in the scenario that the variance of data may make ...

Some Advanced Model Selection Topics for Nonparametric/Semiparametric Models with High-Dimensional Data

Fang, Zaili (Virginia Tech, 2012-10-19)

Model and variable selection have attracted considerable attention in areas of application where datasets usually contain thousands of variables. Variable selection is a critical step to reduce the dimension of high ...

Field Evaluation Methodology for Quantifying Network-wide Efficiency, Energy, Emission, and Safety Impacts of Operational-level Transportation Projects

Sin, Heung Gweon (Virginia Tech, 2001-07-02)

Field Evaluation Methodology for Quantifying Network-wide Efficiency, Energy, Emission, and Safety Impacts of Operational-Level Transportation Projects Heung Gweon Sin (ABSTRACT) This thesis presents a proposed methodology ...