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widiearry/README.md

Hi, I'm Ni Putu Widya Antary

Data Science Graduate | Data Analyst | Machine Learning Enthusiast

I enjoy transforming raw data into meaningful insights, predictive models, and decision-support solutions.

My interests lie in data analytics, machine learning, data visualization, and business problem solving, with a focus on connecting technical analysis to practical outcomes.

What I Work With

  • Data Analysis — Python, SQL, Microsoft Excel
  • Machine Learning — predictive modeling, model evaluation, feature engineering
  • Data Visualization — analytical dashboards and data storytelling
  • Business Analytics — translating data into insights and recommendations

Tech Stack

Languages & Data
Python · SQL · Pandas · NumPy

Machine Learning
scikit-learn · XGBoost · LightGBM · CatBoost

Visualization & Analytics
Matplotlib · Seaborn · Microsoft Excel

Tools
GitHub · Jupyter Notebook · VS Code

Currently Exploring

  • Advanced SQL for analytics
  • End-to-end machine learning workflows
  • Model interpretation and error analysis
  • Business-oriented data analytics
  • MLOps and production-ready data science

Connect With Me

LinkedIn · Email

Popular repositories Loading

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    A deep learning time-series forecasting project comparing Long Short-Term Memory (LSTM) and Gated Recurrent Unit (GRU) models for predicting the Indonesian Rupiah exchange rate against the US Dolla…

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  2. healthcare-workforce-mental-health-analysis healthcare-workforce-mental-health-analysis Public

    Interactive Microsoft Excel dashboard analyzing healthcare workforce mental health, stress, burnout, job satisfaction, workplace factors, and turnover intention.

  3. book-popularity-prediction-ensemble book-popularity-prediction-ensemble Public

    Machine learning regression project predicting book popularity from book and author metadata using leakage-aware cross-validation and an ensemble of LightGBM, CatBoost, and XGBoost.

    Jupyter Notebook

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  5. phpp-operational-analytic phpp-operational-analytic Public

    Operational fisheries analytics project using real-world Post-Production Fisheries Levy (PHPP) records from PT. Daya Bahari Nusantara, covering vessel activity, catch estimation, production value, …

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  6. first-sql-project first-sql-project Public

    TSQL