Hang Sun Email and Phone Number

Building faster TPU with EDACloud at Google

Advertising Demand Side Platform

GS Asset Management Digital Technology

Surveillance Analytics Group• Prototyped and developed a statistical model for financial crime risk assessments using Python• Conducted exploratory analysis on underlying data and corresponding risks based on customer profiles, transaction history, etc.• Automated reporting process for business stakeholders to analyze high risk business lines• Supervised projects as a project manager by collaborating with developers and global end users

Department of Information Systems1) “Influence of Textual Features on the Popularity of Online News”• Reduced dimensionality and selected features using significance tests and Principal Component Analysis • Built multiple machine learning models e.g. neural network, decision tree and regression to predict the popularity of news and identify influential variables• Evaluated model performances and highlighted variables that are important across all models; the findings validated previous assertions in news sharing studies• Publication: Sharing News Through Social Networks, International Journal on Media Management2) “A Sentiment-Aware Model for Predicting Smartphone Sales Using Reviews”• Crawled online product reviews of 5 smartphone brands from gsmarena.com and Google Shopping using Python• Quantified smartphone features based on review sentiments. Developed a lexicon of smartphone features, extracted sentences by feature and analyzed sentiments using bag-of-words method• Built regression models to predict quarterly sales volume, added sentiment variables to the models and improved adjusted R2 of sales prediction