Stella Y. Yang
Principle Data Scientist @Snowflake
- Role
- Principal Data Scientist at Snowflake
- Location
- Sunnyvale, CA, US
- LinkedIn followers
- 500 followers
About Stella Y. Yang
Machine learning models: Asymmetric Slackness SVM, Decision Tree, Bagging, Gradient Boosting, Random Forest, Clustering, EM algorithm, LDAMathematics models: Markov Chain, Monte-Carlo Simulation; Bootstrap; Permutation on A/B testingGeneral linear models: logistic regression, multivariate linear/non-linear regressionTime series models: ARMA, ARCH, GARCH, VARData Tools: SQL, Hive, Hadoop (Hadoop, sqoop, HDFS and Hue)Programming and simulation projects:* Built language classification machine using classes with dynamic memory allocation and vector similarity algorithm on hundreds sets of training data (C++)* Page ranking using Markov chain (MATLAB)* Stock trading strategy comparison through Monte-Carlo simulation (MATLAB)
Experience
Principal Data Scientist
Feb 2023 — Present
Education
Renmin University of China
Bachelor, Environmental Economics
2006 — 2010
Tufts University
Mater of Science, Economics
2010 — 2012
Skills
- Time Series Analysis
- Matlab
- Sas
- Python
- Gams
- Teradata Sql
- Analysis
- Hive
- Sqoop
- Stata
- Hadoop
- T-Sql
- C++
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