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AlourdesJ

PROFILE

Alourdesj

Over three months, contributed to the ksgeist/Merrimack_DSE6630 repository by developing end-to-end data science workflows for clinical and biomedical analytics. Built reproducible pipelines for pneumonia readmission risk and RNA-seq analysis, integrating data cleaning, preprocessing, feature engineering, and advanced modeling using R and SQL. Implemented spatial regression frameworks with shapefile and population data integration, and enhanced RNA-seq workflows with robust quality filtering and improved visualizations. Strengthened documentation and code clarity through R Markdown, enabling transparent reporting and stakeholder decision support. Addressed metadata parsing issues and stabilized runtime processes, ensuring reliable, interpretable results across healthcare analytics and bioinformatics use cases.

Overall Statistics

Feature vs Bugs

83%Features

Repository Contributions

15Total
Bugs
1
Commits
15
Features
5
Lines of code
3,951
Activity Months3

Work History

July 2025

1 Commits • 1 Features

Jul 1, 2025

July 2025 — ksgeist/Merrimack_DSE6630: Delivered targeted improvements to the RNA-seq analysis workflow and its visualizations, emphasizing reproducibility, clarity, and decision-support for stakeholders. This work focused on code quality, robust data processing, and transparent reporting.

June 2025

8 Commits • 3 Features

Jun 1, 2025

June 2025: Delivered a robust spatial analytics workflow for Merrimack_DSE6630 to analyze regional hospital readmission drivers by integrating population data and shapefiles. Implemented end-to-end support for four spatial regression models (OLS, SAR, SEM, SDM) with data loading, preprocessing, model fitting, interpretation, and cross-model comparison. Strengthened data preprocessing with imputation and Box-Cox transformations, and deepened analysis of feature relationships including multicollinearity checks and correlations with the target variable. Improved project documentation with clearer shapefile explanations, cross-references, and readable R Markdown sections related to spatial analysis and data joins. Stabilized the workflow by addressing runtime messages and completing Q1-22 coverage (including Q20C), enhancing reproducibility and reliability.

May 2025

6 Commits • 1 Features

May 1, 2025

Summary for 2025-05: In ksgeist/Merrimack_DSE6630, delivered a new pneumonia-focused analysis workflow and stabilized metadata parsing, strengthening the data-to-model pipeline for clinical informatics and hospital readmission risk assessment. The work enables reproducible analyses and faster insight generation for predictive modeling.

Activity

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Quality Metrics

Correctness85.4%
Maintainability83.4%
Architecture82.0%
Performance74.0%
AI Usage37.4%

Skills & Technologies

Programming Languages

RR MarkdownSQL

Technical Skills

API IntegrationBioinformaticsData AnalysisData CleaningData InterpretationData ManipulationData PreprocessingData VisualizationData WranglingDocumentationExploratory Data AnalysisFeature EngineeringGeospatial AnalysisHealthcare AnalyticsMachine Learning

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

ksgeist/Merrimack_DSE6630

May 2025 Jul 2025
3 Months active

Languages Used

RR MarkdownSQL

Technical Skills

Data AnalysisData CleaningData ManipulationData PreprocessingData VisualizationData Wrangling