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1. fraud-detection-ml fraud-detection-ml Public

   End-to-end fraud detection — 500k SA transactions · PySpark · XGBoost vs RF vs LR vs MLP · SHAP · MLflow · PR-AUC 0.709

   Jupyter Notebook 1

2. idm-debt-pipeline idm-debt-pipeline Public

   End-to-end Medallion data pipeline for SA consumer debt portfolio — Azure Databricks, ADF, PySpark, ADLS Gen2

   Python 1

3. ieee-fraud-gru ieee-fraud-gru Public

   Sequential Financial Fraud Detection using a 2-Layer GRU with Bahdanau Attention. Features PySpark sequence engineering for 590k+ transactions and ZAR business impact optimization (R1.69M+ net bene…

   Jupyter Notebook 1

4. ecommerce-sentiment-analysis ecommerce-sentiment-analysis Public

   End-to-end NLP sentiment analysis pipeline for Amazon Appliance reviews. Compares LSTM, Conv1D, and BiLSTM architectures using PySpark and GloVe embeddings, featuring automated CI/CD validation.

   Jupyter Notebook 1

5. voice-of-customer-pipeline voice-of-customer-pipeline Public

   Enterprise-grade VoC data pipeline using a Medallion Architecture (PySpark & Delta Lake) to process 1M+ Amazon reviews. Features distributed text normalization, salted joins for skew mitigation, an…

   Python 1

6. apds7311-poe apds7311-poe Public

   A secure, full-stack government bulletin board system featuring HTTPS/TLS encryption, JWT authentication, and advanced protection against OWASP Top 10 vulnerabilities like NoSQL Injection, XSS, and…

   TypeScript 1