Haixia Li
Senior Data Scientist/Generative AI Scientist at Kantar
- Role
- Senior Data Scientist Generative Ai Scientist at Kantar
- Location
- Princeton, NJ, US
- LinkedIn followers
- 500 followers
About Haixia Li
Experienced Data Scientist and Generative AI Specialist with 8+ years of expertise in…
Experience
Senior Data Scientist Generative Ai Scientist
Feb 2022 — Present
Created a tool to evaluate the quality for the open-ended surveys with OpenAI API and AWS bedrock, which significantly speeds up the delivery process.• Developed a deduplication tool to remove duplicated surveys with NLP packages, which greatly increases the data quality. • Built Go Bright/Go Dark Propensity models to accurately target panelists for messaging and retention. • Performed all necessary data collections, cleaning, and transformation to ensure analysis and modelling were based on accurate and high-quality data.• Engineered features including text by employing Time-Series Features Store and performed EDA.• Developed Logistic Regression, Tree-based models (Random Forest, XGBoost, LightGBM) and Neural Network models (Multi-layer Perceptron) including Hyperparameter Tuning with Hyperopt and Optuna to predict the likelihood of panelists taking surveys in the future.
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