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sungho choi

PROFILE

Sungho Choi

Sam contributed to zarathucorp/blog by developing features that enhanced both content quality and statistical analysis capabilities. Over two months, Sam improved blog content management by cleaning outdated HTML, updating publication metadata, and correcting asset references, ensuring more reliable and accurate posts. Sam also refined R code for ICC data simulation, enabling more realistic statistical outputs and confidence intervals. In May, Sam implemented Breslow baseline hazard estimation for Cox proportional hazards models, providing theoretical context, practical calculation steps, and reproducible R examples. The work demonstrated depth in R programming, statistical modeling, and technical writing, resulting in robust, well-documented analytics workflows.

Overall Statistics

Feature vs Bugs

75%Features

Repository Contributions

6Total
Bugs
1
Commits
6
Features
3
Lines of code
171,901
Activity Months2

Work History

May 2025

1 Commits • 1 Features

May 1, 2025

May 2025 highlights for zarathucorp/blog: Implemented Breslow baseline hazard estimation for Cox proportional hazards models with tie-handling comparison. This feature includes the Breslow method for baseline hazard estimation, theoretical framing, practical calculation steps, and code examples for predicting survival curves and evaluating Breslow vs Efron's tie strategies. No major bugs reported this month. Impact: improved robustness and interpretability of survival analysis in the project, enabling more accurate risk assessment and decision support. Technologies/skills demonstrated: statistical modeling, survival analysis, algorithm implementation, documentation and reproducible examples, and strong version-control discipline.

March 2025

5 Commits • 2 Features

Mar 1, 2025

March 2025 monthly summary for zarathucorp/blog focusing on content quality, publication metadata integrity, and data analytics for ICC posts. Delivered two features and one bug fix with improved metadata accuracy, data realism, and publish reliability.

Activity

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Quality Metrics

Correctness86.6%
Maintainability90.0%
Architecture83.4%
Performance76.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

BashCSSHTMLJavaScriptMarkdownPythonRSQLYAML

Technical Skills

Bash ScriptingContent ManagementCox Proportional Hazards ModelData AnalysisData VisualizationHTML/CSSJavaScript DevelopmentPython ProgrammingRR ProgrammingStatistical ModelingSurvival AnalysisTechnical WritingWeb DevelopmentYAML Configuration

Repositories Contributed To

1 repo

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

zarathucorp/blog

Mar 2025 May 2025
2 Months active

Languages Used

BashCSSHTMLJavaScriptMarkdownPythonRSQL

Technical Skills

Bash ScriptingContent ManagementData AnalysisHTML/CSSJavaScript DevelopmentPython Programming