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brisiq

PROFILE

Brisiq

Brisia Chen developed and maintained the racousin/data_science_practice_2025 repository over two months, building reusable Python utilities, end-to-end machine learning pipelines, and computer vision solutions. She implemented data collection, preprocessing, model training, and evaluation workflows using Jupyter Notebooks, Pandas, and Scikit-learn, ensuring data integrity and reproducibility. Her work included packaging a mathematical utilities library, enabling user tracking for personalized exercise flows, and fine-tuning a YOLOv8 model for object detection with validated performance metrics. Brisia also established model benchmarking with LightGBM and cross-validation, and corrected data issues to support production-ready predictions, demonstrating depth in both engineering and applied data science.

Overall Statistics

Feature vs Bugs

86%Features

Repository Contributions

16Total
Bugs
1
Commits
16
Features
6
Lines of code
27,562
Activity Months2

Work History

October 2025

4 Commits • 3 Features

Oct 1, 2025

October 2025 monthly summary for racousin/data_science_practice_2025. Focused on data integrity, model benchmarking, end-to-end prediction readiness, and applied computer vision demonstrating practical deployment potential across modules. All work was aligned with business value: higher data quality, faster, evidence-based model iteration, and ready-to-submit predictions in production-like notebooks.

September 2025

12 Commits • 3 Features

Sep 1, 2025

September 2025 (2025-09) focused on delivering reusable utilities, enabling user-centric exercise flows, and establishing end-to-end ML notebooks and data pipelines across modules 1-4. Key hygiene improvements were made to ensure a stable, scalable baseline for automated delivery and evaluation.

Activity

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Quality Metrics

Correctness85.2%
Maintainability86.4%
Architecture83.8%
Performance83.8%
AI Usage22.6%

Skills & Technologies

Programming Languages

CSVJSONJupyter NotebookPythonSQLShellTOMLText

Technical Skills

API IntegrationBeautifulSoupBuild SystemsComputer VisionCross-validationData AnalysisData CollectionData EntryData ManagementData PreprocessingData ProcessingData ScienceData VisualizationDeep LearningFeature Engineering

Repositories Contributed To

1 repo

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

racousin/data_science_practice_2025

Sep 2025 Oct 2025
2 Months active

Languages Used

JSONJupyter NotebookPythonSQLTOMLTextCSVShell

Technical Skills

API IntegrationBeautifulSoupBuild SystemsData AnalysisData CollectionData Entry

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