Zhaoxi Zhang

Senior Data Scientist (Machine Learning) at C3 AI
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Contact Information
us****@****om
(386) 825-5501
Location
Palo Alto, California, United States, US
Languages
  • English Native or bilingual proficiency
  • Chinese Native or bilingual proficiency
  • Japanese Limited working proficiency

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Bio

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Experience

    • United States
    • Software Development
    • 700 & Above Employee
    • Senior Data Scientist (Machine Learning)
      • Dec 2021 - Present

    • Data Scientist (Machine Learning)
      • Sep 2019 - Dec 2021

      More Cool Stuff!!!

    • China
    • Telecommunications
    • 700 & Above Employee
    • Senior Data Scientist (Algorithm)
      • Feb 2019 - Aug 2019

      • Researched and developed innovative graph deep learning algorithms for large scale graph applications Publication: KDD - DLG 2019, A High Performance Graph Embedding Platform • Developed high-performance Graph Convolution kernels in TensorFlow achieving more than 10x in speed compared to the original GCN implementation in TensorFlow • Developed highly scalable DeepWalk and Node2Vec graph embedding implementations achieving more than 25x memory efficiency and 100x in speed compared to the TensorFlow implementations Show less

    • United States
    • IT Services and IT Consulting
    • Data Scientist Intern
      • Jun 2018 - Feb 2019

      • https://brinkanalytics.com/census.html • Developed SARIMAX time series models with the proprietary data stream to predict US homebuilding permit number ahead of the official release from the US Census Bureau and help clients make investment strategies • Accurately predicted the 2018 June US homebuilding plunge 24 hours ahead of the official release and sent alarming messages to the potential clients • Developing Long Short-Term Memory Recurrent Neural Network (LSTM) based model to add permit forecasting feature for the Builder Insight Product • Productionizing the time series model with Amazon Lambda and Amazon RDS services Show less

    • United States
    • Health, Wellness & Fitness
    • 1 - 100 Employee
    • Data Scientist Intern
      • Apr 2018 - May 2018

      • Developed a conversation scoring model with a topic classification model based on GBDT and a sentiment analysis model based on CoreNLP to provide instant diagnose and feedback regarding users’ mental health conditions • Trained the Word2Vec model and designed word-vector based features • Enlarged the available dataset size by more than 2,000% with more than 65,000 web scraped mental health documents • Communicated with the executive management and technical directors through weekly progress reports and phone meetings to gather product specifications and technical requirements Show less

    • Higher Education
    • 700 & Above Employee
    • Student Researcher
      • May 2014 - Jul 2014

      EXCEL Research program EXCEL Research program

Education

  • Duke University
    Master of Science (M.S), Robotics
    2016 - 2018
  • Lafayette College
    Bachelor of Science (B.S), Mechanical Engineering
    2012 - 2016
  • Coursera
    Data Science
    2016 - 2025
  • Udacity
    Self-Driving Car Nanodegree, Self-Driving
    2017 -
  • Udemy Academy
    Data Science
    2018 -
  • Kents Hill School
    2010 - 2012
  • NO.2 Middle School of Shijiazhuang
    2006 - 2010

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