Sida W.

Sida W.

Data Scientist

Louisville , United States

Experience: 4 Years

Sida

Louisville , United States

Data Scientist

80000 USD / Year

  • Start Date / Notice Period end date: 2022-08-05

4 Years

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About Me

Math Ph.D./Data Scientist, professional knowledge in Mathematics and Statistics, passionate in data-related fields. Over four years of hands-on data science project experience....

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Portfolio Projects

Description

  • Given labeled data sets from a car insurance company, performed EDA, data preprocessing and feature engineering
  • Trained an ensemble classification model to predict fraud of insurance in the test data set, resulting in an 86?curacy

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Description

Pre-processed the dataset by visualization & feature engineering; selected the most correlated features for machine learning Trained an XGBoost model on the processed data; performed prediction on the test set, which resulted in being top 11%

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Description

  • Preprocessed & visualized the US. Business & Industry data sets; conducted decomposition & ACF analysis on the time series
  • Selected an ARIMA model on the training set by comparing the AIC of different parameters, and achieved a WAPE of 3.5%

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