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tianalongjam/README.md

๐Ÿ‘‹ Hi, Iโ€™m Tiana Longjam

๐ŸŽ“ Data Science & Mathematics student at the University of Wisconsinโ€“Madison (Class of 2027)
๐Ÿ’ก Passionate about machine learning, data analysis, and leveraging technology for sustainable impact
๐ŸŒ Iโ€™m especially interested in reducing global inequalities through data-driven insights.


๐Ÿš€ What I Do

  • ๐Ÿง  Apply machine learning and statistical modeling to real-world datasets
  • ๐Ÿ’ป Build interactive data tools and visualizations
  • ๐Ÿ“Š Explore complex systems through data storytelling and ethical AI

๐Ÿงฉ Featured Projects

  • Built with Python, Exa AI API, and HuggingFace
  • Analyzes online search results for bias, domain diversity, and sentiment trends
  • Visualizes source distribution with entropy and Gini index metrics
  • Integrates GeoPandas, SQLite, and scikit-learn
  • Predicts Wisconsin population trends from multi-source geospatial data
  • Produces interactive maps and visual analytics
  • Custom OOP + BST framework to analyze fairness in lending datasets
  • Explores demographic and economic factors behind loan outcomes

๐Ÿ› ๏ธ Technical Skills

Language Level Tools & Libraries
Python Advanced Pandas, NumPy, Matplotlib, Scikit-learn, XGBoost
R Intermediate Tidyverse, ggplot2
HTML / CSS Advanced Web Design, Responsive UI
SQL Intermediate SQLite, Query Optimization

๐Ÿ“š Relevant Coursework

  • Big Data Systems โ€” Storing and analyzing massive datasets
  • Mathematical Methods in Data Science โ€” Optimization, Matrix Factorization
  • Probability Theory โ€” Random Variables, Limit Theorems
  • Data Science Modeling II โ€” Regression, Cross-validation, ANOVA

๐ŸŒŸ A Bit More About Me

  • ๐Ÿ’ฌ I enjoy analyzing patterns and visualizing insights hidden in data.
  • ๐Ÿงฉ Currently learning advanced ML, data ethics, and causal inference.
  • โœˆ๏ธ Outside of code, I love exploring cultures, art, and creative storytelling.

๐Ÿ“ซ Letโ€™s Connect

๐Ÿ“ง longjam@wisc.edu
๐Ÿ’ผ LinkedIn
๐Ÿ’ป Portfolio Website
๐Ÿ™ GitHub


โ€œTurning data into decisions โ€” one insight at a time.โ€

Popular repositories Loading

  1. Wisconsin-Census-Population-Predictor Wisconsin-Census-Population-Predictor Public

    A data-driven project that predicts Wisconsin county and tract-level populations by integrating geospatial, census, and land-use data using regression models. Combines machine learning and spatial โ€ฆ

    Jupyter Notebook 1

  2. makingagif makingagif Public

  3. f1_point_systems f1_point_systems Public

    This project investigates how the old and new Formula 1 point systems affect championship standings, with a special focus on backmarker and midfield teams. Using real race data and simulated re-scoโ€ฆ

    HTML

  4. search-engine-with-exa-ai search-engine-with-exa-ai Public

    Analyze search result bias and source diversity using the Exa AI API. Measure domain concentration, sentiment, and diversity with HHI, Gini, and Shannon entropy, and visualize the results.

    Jupyter Notebook

  5. loans_analysis loans_analysis Public

    Analyze 2020 Wisconsin loan applications to explore lending patterns, detect potential biases, and practice Python OOP and data structures with Loan, Applicant, Bank, and BST classes.

    Jupyter Notebook

  6. edgar-weblogs edgar-weblogs Public

    Jupyter Notebook