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Edward A. Lee

PROFILE

Edward A. Lee

Eal contributed to the lf-lang/reactor-uc and lf-lang/lingua-franca repositories by developing features that improved timing accuracy and onboarding clarity. In reactor-uc, Eal introduced a minimum spacing parameter for defer-policy actions, updating C and CMake code to support more reliable event scheduling and adding targeted tests to ensure correctness. For lingua-franca, Eal generalized delay modeling by refactoring Java code to use a PortInstance abstraction, enabling flexible and reusable timing calculations for distributed systems. Eal also enhanced documentation and build consistency, demonstrating skills in C, Java, and build systems. The work addressed real-time reliability and maintainability in embedded environments.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

3Total
Bugs
1
Commits
3
Features
2
Lines of code
104
Activity Months2

Work History

April 2025

1 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary for lf-lang/lingua-franca: Focused on advancing delay modeling to support flexible and reusable timing decisions in distributed Lingua Franca deployments. Delivered a generalized delay calculation path by broadening minDelayFromPhysicalActionTo to accept a PortInstance, enabling accurate timing for physical actions across components. Updated FederateInstance.java to integrate this generic PortInstance, laying groundwork for broader reuse and future improvements. No major bugs fixed this month; minor cleanup and refactoring accompanied the change. Overall impact: improved timing accuracy and reusability, leading to more reliable federated scheduling and better planning. Technologies/skills demonstrated: Java, code refactoring, PortInstance abstraction, federated runtime design, maintainability.

December 2024

2 Commits • 1 Features

Dec 1, 2024

December 2024 monthly summary for LF-lang repositories: lf-lang/playground-lingua-franca and lf-lang/reactor-uc. Focused on delivering business value through improved onboarding, reliability, and feature support.

Activity

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Quality Metrics

Correctness86.6%
Maintainability93.4%
Architecture86.6%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

CCMakeJavaLFMarkdown

Technical Skills

Build SystemsC ProgrammingCode RefactoringDocumentationEmbedded SystemsJava DevelopmentReal-Time SystemsTesting

Repositories Contributed To

3 repos

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

lf-lang/playground-lingua-franca

Dec 2024 Dec 2024
1 Month active

Languages Used

Markdown

Technical Skills

Documentation

lf-lang/reactor-uc

Dec 2024 Dec 2024
1 Month active

Languages Used

CCMakeLF

Technical Skills

Build SystemsC ProgrammingEmbedded SystemsReal-Time SystemsTesting

lf-lang/lingua-franca

Apr 2025 Apr 2025
1 Month active

Languages Used

Java

Technical Skills

Code RefactoringJava Development

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