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Chaehwanny

PROFILE

Chaehwanny

Contributed four data analytics notebooks and performed repository cleanup for HUFS-DAT/2024-2_Seminar, focusing on exploratory analysis and project maintainability. Developed a Jupyter Notebook applying PCA-based feature extraction and dimensionality reduction to the Fashion MNIST dataset, enabling effective visualization of high-dimensional data. Delivered an end-to-end baseball statistics analysis notebook, covering data loading, preprocessing, exploratory data analysis, and feature importance assessment. Added a coffee consumption survey analysis notebook, emphasizing data cleaning and initial exploration. Removed an outdated regression notebook to streamline the repository. Leveraged Python, Pandas, and Scikit-learn throughout, demonstrating depth in data preprocessing, visualization, and dimensionality reduction techniques.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

5Total
Bugs
0
Commits
5
Features
4
Lines of code
8,028
Activity Months1

Work History

November 2024

5 Commits • 4 Features

Nov 1, 2024

November 2024 monthly summary for HUFS-DAT/2024-2_Seminar: Delivered four data analytics notebooks and repository cleanup that enhance exploratory analysis, reproducibility, and maintainability. Key notebooks cover PCA-based feature extraction on Fashion MNIST, end-to-end baseball performance analysis with feature importance, coffee habits survey analysis, and removal of an obsolete regression notebook to streamline the project.

Activity

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Quality Metrics

Correctness80.0%
Maintainability80.0%
Architecture72.0%
Performance72.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

Jupyter NotebookPython

Technical Skills

Data AnalysisData CleaningData PreprocessingData VisualizationDimensionality ReductionFile ManagementJupyter NotebookMachine LearningMatplotlibNumPyPCAPandasPyTorchPythonScikit-learn

Repositories Contributed To

1 repo

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

HUFS-DAT/2024-2_Seminar

Nov 2024 Nov 2024
1 Month active

Languages Used

Jupyter NotebookPython

Technical Skills

Data AnalysisData CleaningData PreprocessingData VisualizationDimensionality ReductionFile Management