Ping Y. Email & Phone Number

San Jose, California, United States

San Jose, California, United States

* Develop and implement machine learning and statistical models to construct flagship risk assessment models across diverse industries including Banking, eCommerce, and Media.* Employ advanced deep learning techniques to accurately forecast daily transaction volumes, meticulously monitor data operations, and detect anomalies in data loading processes.

Irvine

* Leveraged deep learning, machine learning, statistical modeling, and optimization techniques to create scalable solutions to detect return frauds, employee frauds, or risky stores in Python.* Engineered comprehensive evaluation systems and scoring mechanisms, continually tracking and analyzing model performance, and providing visually intuitive analysis of feature importance both globally and locally in Python.

Greater Atlanta Area

* Built statistical models to estimate diabetes mellitus and related chronic diseases’ incidence, prevalence, costs, and impacts by Python/R.* Performed evaluation on established, modified, and newly developed scientific and technical methods to ensure the results were valid and reliable by Python/R.

Greater Atlanta Area

Research in Statistics Used SAS and R to prepare large raw dataset, including but not limit to: data importing, cleaning, integration, sampling, dimension reduction, leakage detection and variable selection. Developed various statistical models, such as logistics regression, Poisson regression, ridge regression, lasso regression, robust regression, ANOVA tables, time series models, and multivariate analysis based on different research goals. Hands on experience with multiple advanced statistical and machine learning methods, including: decision tree algorithm, KNN method, clustering algorithms, classification analysis, measure model performance, sample design and sample size evaluation. Tested and validated different models and made recommendations to improve the practicability. Experienced with data management, data mining, large data classification, and association analysis.Research in Neural Network Detected the relationship between different neurons, the distribution of active neurons and the structure of stimulated neural network by using R and Matlab.Research in Discrete Math, Graph Theory and Combinatorics.

Greater Atlanta Area

Instructed undergraduate and graduate mathematical courses to students with diverse academic backgrounds, totally seven classes.

Doctor Of Philosophy (Ph.D.), Applied Mathematics

Master'S Degree, Statistics

Master'S Degree, Mathematics And Applied Mathematics

Bachelor'S Degree, Mathematics And Applied Mathematics