Yikang (Nick) Zhou Email & Phone Number

Shanghai, China

Hangzhou, Zhejiang, China

Shanghai, China

*Developing end-to-end machine learning pipelines and researching different models and methods that improve both accuracy and runtime. *Built pipelines in an Object-Oriented Programming design and paralleled with Joblib for data preprocessing and prediction.*Researched models including FastText, TextCNN, BiLSTM, and the BERT family for NLP classification.*Led innovative research on feature selection methods for sales prediction models, and coined an embedded feature selection method to keep important ones from 7k features.*Tested regressors for sales prediction including ExtraTree, Gradient Boosting, and XGBoost against the baseline, Random Forest, fine-tuned with Successive Halving for improved runtime, and utilized a cluster of 30 machines for distributed training by PySpark.

London, England, United Kingdom

*Led analytics on 122k rows of UK biscuit sales data from NielsenIQ. Identified the problematic strategies that undermine sales.*Used the Elastic Net to obtain insights from competition among 252 SKUs in the market. Identified five cannibalization pairs where the top one caused about ￡41,000 losses per week. Suggested new strategies for promotion cycles to prevent losses

Master Of Science, Msc Business Analytics, Distinction

Bachelor'S Degree (Hons), Finance, 1St Class