Qifang (James) Zhao

Singapore Singapore

Data Scientist at Rakuten

Technology / Software / Internet

Hands-on experience with various machine learning applications building. Machine Learning: • Supervised learning, e.g., Linear Regression, Logistic Regression, SVM, Neural Network, Decision Tree, Random Forest, Gradient boost • Unsupervised learning, e.g., clustering, dimensionality reduction • Text mining, NLP • Recommender system Programming: • Python (pandas, numpy, scikit-learn, nltk and etc) • Spark • R (factor analysis, principal component analysis) • SQL, noSQL, C Main interests: • Customer data analysis, test retrieval, text mining, NLP, recommender system