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kwakusei1m-tech/README.md

🧠 Hi, I'm Patrick Adu Osei

Data Analyst | AI Evaluation & AI Data Quality | Python, SQL, Excel | E-commerce & SEO Analytics

📌 About Me

I am a Data Analyst with a growing specialisation in AI evaluation, AI data quality, and applied analytics.

My work focuses on:

  • evaluating AI-generated outputs
  • identifying quality gaps in AI systems
  • validating factual grounding and taxonomy alignment
  • translating data insights into business recommendations

🚀 What I Do

✅ AI Evaluation

  • Rubric-based quality scoring
  • Error taxonomy analysis
  • Prompt robustness testing
  • Pairwise response comparison
  • Factual grounding validation

✅ Data Analytics

  • SQL & Python analysis
  • Dashboarding & KPI reporting
  • E-commerce and SEO analytics
  • Customer behaviour & churn analysis

🔥 Featured Projects

🧠 AI Evaluation Projects

📊 Data Analytics Projects

🧩 Skills

  • Python (Pandas, NumPy, Seaborn)
  • SQL
  • Excel
  • Data Analysis & Visualization
  • AI Evaluation & Data Quality
  • Error Analysis & Structured Reasoning

📬 Connect With Me

Pinned Loading

  1. AI-Pairwise-Response-Evaluation-Using-Preference-Based-Scoring-and-Error-Analysis AI-Pairwise-Response-Evaluation-Using-Preference-Based-Scoring-and-Error-Analysis Public

    AI evaluation project analysing pairwise chatbot responses using structured scoring, preference comparison, and error taxonomy to understand what makes one response better than another.

    Jupyter Notebook

  2. ecommerce-sales-analysis ecommerce-sales-analysis Public

    SQL-based sales analysis project using the Sample Superstore dataset to uncover product, customer, regional, and monthly revenue trends through SQLite and Excel visualisations.

  3. AI-Evaluation-of-Chatbot-Robustness-to-Real-World-Customer-Language-E-commerce-QA- AI-Evaluation-of-Chatbot-Robustness-to-Real-World-Customer-Language-E-commerce-QA- Public

    AI evaluation project analysing chatbot robustness to noisy real-world customer language using scoring frameworks and behavioural prompt analysis.

    Jupyter Notebook

  4. AI-Evaluation-of-Product-Category-Assignment-and-Factual-Grounding-Using-Amazon-ASIN-Taxonomy AI-Evaluation-of-Product-Category-Assignment-and-Factual-Grounding-Using-Amazon-ASIN-Taxonomy Public

    AI evaluation project focused on validating product category assignments using structured taxonomy, factual grounding, and error analysis to assess AI output reliability.

    Jupyter Notebook

  5. AI-Evaluation-of-E-commerce-Chatbot-Responses-Using-Rubric-Based-Quality-Scoring AI-Evaluation-of-E-commerce-Chatbot-Responses-Using-Rubric-Based-Quality-Scoring Public

    AI Evaluation project analysing chatbot response quality in e-commerce using rubric scoring, error taxonomy, and semi-automated evaluation workflows.

    Jupyter Notebook

  6. seo-performance-analysis seo-performance-analysis Public

    Data-driven SEO analysis project leveraging SQL and Excel to analyse organic traffic performance, identify high-impact keywords with optimisation potential, and uncover