Tanya (Pei-Xun) Wang
Senior Research Engineer at Yahoo- Claim this Profile
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Bio
Experience
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Yahoo
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Australia
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Online Media
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100 - 200 Employee
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Senior Research Engineer
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Mar 2022 - Present
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Baidu, Inc.
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China
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Software Development
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700 & Above Employee
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Senior Machine Learning Engineer
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Dec 2020 - Feb 2022
• Advertising optimization - Develop audience and content labeling for precise targeting in native ad system - Analyze issues from campaign targeting with proper solutions • Recommender System - Improve content recommender system with graph-based and DNN-based models on the retrieval and ranking stages • Advertising optimization - Develop audience and content labeling for precise targeting in native ad system - Analyze issues from campaign targeting with proper solutions • Recommender System - Improve content recommender system with graph-based and DNN-based models on the retrieval and ranking stages
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Trend Micro
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Japan
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Software Development
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700 & Above Employee
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Senior Data Scientist
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Apr 2020 - Nov 2020
• Research on end-to-end solution for static-layer threat detection - Image-based deep learning model with model interpretability in order to improve machine learning models on production - Analyze FN/FP samples with interpretable tools such as SHAP • Research on end-to-end solution for static-layer threat detection - Image-based deep learning model with model interpretability in order to improve machine learning models on production - Analyze FN/FP samples with interpretable tools such as SHAP
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Vpon Big Data Group
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Taiwan
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Software Development
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100 - 200 Employee
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Senior Data Scientist
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Sep 2016 - Mar 2020
• Build machine learning models and applications to provide audience labeling for precise ad delivery with third-party verification • Analyze user profile data and ad response data to predict user behavior and conversion probability • Develop Data Management Platform (DMP) - Data ETL pipeline from multiple source data using PySpark and Hive - Audience segmentation - Develop a microservice of exporting target audience to ad platforms via RESTful APIs using Flask and Docker - Implement crawlers to enhance audience insight report with simulated actions and APIs • Co-work with team members to build an interactive visualization system, TraVis, for efficiently mining travelers' activities from large-scale ad request data • Research on urban computing and trajectory analysis to benefit recommendation and prediction - Publication: "TraVis: An Interactive Visualization System for Mining Inbound Traveler Activities by Leveraging Mobile Ad Request Data. In Proceedings of the 28th ACM International Conference on Information and Knowledge Management", CIKM 2019. - Develop trajectory-based user lookalike model to optimize advertising strategies Show less
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Education
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National Taiwan University
Master's degree, Computer Science -
National Chiao Tung University
Bachelor's degree, Computer Science