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csabatatrai/README.md
Typing SVG

💡 Data is the new soil. So let's get our hands dirty and dig deep. 🪏 Shall we? 📊🌱🌿

🌐 Personal website csabatatrai.hu 🔗 LinkedIn 📧 E-mail tatraicsababprof@gmail.com

Preferred tech stack

Python SQL R NumPy Pandas Jupyter Notebook Git Docker

📊 Featured Data Products (Coming soon...)

Alternatív szöveg
flowchart TD
    CSV[("📂 online_retail_II.csv\nKaggle / UCI · ~1M sor")]
    SQL["🔍 SQL EDA\nSQLite / DB Browser"]
    CFG(["⚙️ config.py\nÚtvonalak · paraméterek"])

    SQL -.->|feltárás| CSV
    CFG -.-> PREP
    CFG -.-> SEG
    CFG -.-> CHURN
    CSV --> PREP

    PREP["📋 01 Adatelőkészítés\nParquet konverzió · tisztítás · outlier szűrés"]
    SEG["🎯 02 Ügyfélszegmentáció\nRFM Feature Engineering · K-means K=4"]
    CHURN["🤖 03 Churn Prediction\nXGBoost · SHAP · A/B pipeline tesztelés"]
    DASH["📊 Streamlit Dashboard"]

    PREP --> SEG --> CHURN --> DASH

    PREP -.->|kimenet| P1[("💾 Parquet fájlok\nraw · cleaned · rfm_ready")]
    SEG  -.->|kimenet| M1[("🧩 Modellek × 2\nscaler · kmeans_rfm .joblib")]
    CHURN-.->|kimenet| P2[("📈 Előrejelzések\nxgboost.joblib · churn_pred.parquet")]
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print("I'm currently building my portfolio. Check back later for some exciting data projects!")

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  1. ecommerce-customer-segmentation ecommerce-customer-segmentation Public

    Classical ML pipeline delivered in Python.

    Python