AlyHu's Blog

Austin-Bergstrom International Expansion Plan

Using visualizations developing business strategies

This is a team project. Co-authors are Jiali Yin, Xinyi Zhu, Linsay Trinh, Shangyun Song and Jingwen Liu. The original tbwx file exceeds the size limitation on Tableau Public, so I used gif images ...

Posted by Aly Hu on December 9, 2019

Predicting Adoption Speed for PetFinder

A multi-class classification problem

This is a team project. Co-authors are Jiali Yin, Xinyi Zhu, Linsay Trinh, Shangyun Song and Yasi Chen. The dataset was provided by PetFinder, a non-profit organization, who aims to improve animal...

Posted by Aly Hu on October 14, 2019

Model Selection

OOS performance and cross validation

Now we have several models to make prediction for us. But how do we evaluate them? Out of Sample(OOS) Metrics In-sample metrics, such as in-sample R square, always increase with more coefficients...

Posted by Aly Hu on October 9, 2019

FEATURED TAGS
OOS Cross Validation Project R Data Visualization
ABOUT ME

Yuqian(Aly) Hu, Current student at Duke University, MQM Business Analytics Class of 2020
STEM | Seeking Full-time Data Analyst Jobs in 2020

✉️ yuqian.hu@duke.edu