Yan Yin

Experience

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  Baidu, Inc.

  Aug 2017 - Oct 2017

  AI Researcher intern

  • Collected and tracked daily international Artificial Intelligence reports by building a web crawling• Designed market research towards truck drivers about drowsiness detection devices

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  Schlumberger

  Oct 2017 - Mar 2018

  Data Scientist intern

  • Conducted data cleaning on historical oilfield trajectory data, deduped customer name in database, plotted 3D trajectory to explore patterns, and collaborated with product managers and engineers to achieve feature engineering.• Built an interactive gas drilling map for team to find patterns and prioritize their work.• Developed gradient boosting model to classify types of drilling trajectories and got 98% accuracy. The model gave insights to the input of building a drilling trajectory design software.• Implemented and optimized data pipeline using python to perform ETL on 3.5 million data from database. Show less

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  Ten-X

  Sept 2019 - Jan 2020

  Associate data scientist

  • Analyzed real estate website’s pageview data using Random Forest to rank potential bidders in their inclination to bid on the listed assets, achieved 92% of accuracy on test data. Worked with sales team to refine their strategy, target clients and improved sales.• Developed and maintained an email recommender system to suggest relevant assets for users using logistic regression. Put the algorithm in production with stakeholders.• Monitored click metrics of recommendations, explored new features and conducted AB testing to further test the recommender system’s efficiency. Increased customer interaction by 3.5% after adding the new feature.• Retrained and maintained scalability of the business entity deduplication model using Random Forest as the business entities data volume increased. False negative rate decreased 4%. Performed hierarchical clustering on the output of Random Forest algorithm. The processed data became the primary resources of our database. Show less

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  CrowdDoing

  Dec 2019 - May 2020

  Data Scientist (volunteer)

  Natural language processing

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  Walmart

  Apr 2020 - Nov 2021

  Data Scientist
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  ByteDance

  Nov 2021 - now

  Data Scientist