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Erik Narhi

PROFILE

Erik Narhi

Over seven months, contributed to BHoM_Engine and LadybugTools_Toolkit by developing and refining features for building performance analysis and environmental data workflows. Delivered robust geometry processing, condensation risk analytics, and facade energy assessment tools, focusing on accuracy, maintainability, and integration readiness. Applied Python, C#, and scientific computing libraries to implement continuous U-value calculations, condensation risk heatmaps, and luminaire placement algorithms. Enhanced code quality through refactoring, standardization of constants, and expanded unit testing, ensuring reliable results and easier onboarding. Addressed edge cases and improved data validation, supporting stable releases and regression protection for HVAC and architectural analysis within these repositories.

Overall Statistics

Feature vs Bugs

91%Features

Repository Contributions

27Total
Bugs
1
Commits
27
Features
10
Lines of code
1,592
Activity Months7

Work History

December 2025

3 Commits • 1 Features

Dec 1, 2025

December 2025: Delivered UValueOpeningAW enhancements in BHoM_Engine, consolidating updates to the UValueOpeningAW class, revising the U-Value calculation method, updating versioning, and expanding tests. Namespace adjustments were applied and unit tests now validate facade engine computations. This work improves calculation accuracy, regression protection, and release readiness for HVAC-related analyses.

September 2025

3 Commits • 1 Features

Sep 1, 2025

Concise monthly summary for 2025-09 focusing on business value and technical achievements in BHoM_Engine.

August 2025

2 Commits • 1 Features

Aug 1, 2025

In 2025-08, delivered robust luminaire placement on curves with enhanced alignment capabilities in BHoM_Engine. Refactored to support orientation vectors and prevent Nurbs-curve placements for improved robustness and accuracy, aligning with lighting design workflow needs. Established groundwork for per-direction vector alignment to support scalable, reliable deployments.

May 2025

2 Commits • 1 Features

May 1, 2025

May 2025 monthly summary for BHoM/LadybugTools_Toolkit: Implemented cross-module standardization of threshold constants for condensation risk calculations and the heatmap, aligning naming from default_thresholds to DEFAULT_THRESHOLDS. This improves consistency, maintainability, and reduces the risk of misconfiguration across workflows. Changes were implemented via two commits: 4bf06811f2895a4ec593dd29848a973471f9cbd1 and ab515521a3704aab0fd22eeea3e9aa00361fa84b. There were no separate bug fixes recorded this month; the refactor addresses potential defects and sets a clearer foundation for future risk-analysis enhancements. Impact: more reliable risk assessments, easier onboarding for new contributors, and a cleaner, more scalable codebase.

March 2025

12 Commits • 2 Features

Mar 1, 2025

March 2025 monthly summary for BHoM/LadybugTools_Toolkit. Focused on delivering a robust condensation risk visualization and analysis workflow with strong integration readiness for BHoM. Key work includes an overhaul of visualization components with annual threshold visualization, annotated threshold lines, and dedicated wrappers for charts, tables, and heatmaps, plus a facades-based code organization and color-map enhancements to improve clarity and consistency. In parallel, enhanced default threshold robustness and edge-case handling to ensure safe, sorted threshold lists across charts and heatmaps. Refactoring and wrapper work increased maintainability and future extension capability, with cleanup of method names and args for clearer usage, and expanded data coverage in the annual_monthly_table for complete row inclusion.

February 2025

4 Commits • 3 Features

Feb 1, 2025

February 2025 performance summary focusing on delivering robust geometry operations and end-to-end condensation risk analytics across two repositories. Emphasis on improving robustness, accuracy, and configurability to enable reliable decision support for building performance analysis.

December 2024

1 Commits • 1 Features

Dec 1, 2024

December 2024: Delivered SAM-based U-value Calculation Enhancements for Facade Components in BHoM_Engine. Implemented continuous SAM-based U-value calculations for panels and openings and refactored overarching U-value methods to handle null U-values, yielding more accurate and robust facade energy assessments. This work improves modeling fidelity, supports better design decisions, and reduces risk in energy performance evaluations.

Activity

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Quality Metrics

Correctness85.2%
Maintainability85.6%
Architecture83.8%
Performance77.0%
AI Usage20.8%

Skills & Technologies

Programming Languages

C#JSONMatplotlibPandasPython

Technical Skills

API DevelopmentAdapter DevelopmentAlgorithm DevelopmentBackend DevelopmentC#C# DevelopmentClimate AnalysisCode CleanupCode OrganizationCode StandardsData AnalysisData VisualizationEnvironmental AnalysisEnvironmental Data AnalysisFacade Engineering

Repositories Contributed To

2 repos

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

BHoM/LadybugTools_Toolkit

Feb 2025 May 2025
3 Months active

Languages Used

C#PythonMatplotlibPandas

Technical Skills

Adapter DevelopmentC# DevelopmentClimate AnalysisData AnalysisData VisualizationEnvironmental Analysis

BHoM/BHoM_Engine

Dec 2024 Dec 2025
5 Months active

Languages Used

C#JSON

Technical Skills

Facade EngineeringObject-Oriented ProgrammingSoftware DevelopmentThermal Performance AnalysisAlgorithm DevelopmentGeometry Processing