Adjunct Associate Professor
UC Davis Statistics Department
Staff AI Research Scientist
Duolingo
end to end data science — statistical machine learning — graph signal processing —
anomaly detection — scan statistics — point processes — recommender systems —
trend filtering — nearest neighbors — epidemiology — transportation data analysis
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New Graduates! Xiaoliu Wu (Winter 2022) & Ran Sun
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Nearest neighbor matching deserves a second look
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Consistency regularization really works for relaxed label shift
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Tenure and beyond
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Monitoring local Covid outbreaks with wastewater testing
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Data science development environment: pip, jupyter, virtualenv, pycharm, and AWS
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Detecting gravitational lenses: from astronomical survey to hubble
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2021 Graduates! Shitong Wei, Lifeng Wei, Qin Ding
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Healthy Davis Together: data science for health equity
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2020 Graduates! Xiaoyue Li, Dmitry Shemetov
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Trend Filtering: what we know and the future
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Liwei Wu defends thesis: Advances in Collaborative Filtering and Ranking