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Zhongming Shi

PROFILE

Zhongming Shi

Over 11 months, Dutszm contributed to the CityEnergyAnalyst repository, building and refining core features for urban energy modeling and analytics. He engineered robust data pipelines and reporting modules using Python and Pandas, focusing on configuration management, batch processing, and visualization workflows. His work included integrating Rhino/Grasshopper batch imports, enhancing emissions and energy demand analytics, and improving plotting with Plotly for clearer stakeholder insights. Dutszm emphasized code quality through Ruff linting, type hinting, and systematic refactoring, addressing stability, unit consistency, and maintainability. These efforts resulted in a more reliable, scalable platform supporting advanced scenario analysis and streamlined user onboarding.

Overall Statistics

Feature vs Bugs

82%Features

Repository Contributions

644Total
Bugs
58
Commits
644
Features
271
Lines of code
59,773
Activity Months11

Work History

October 2025

61 Commits • 23 Features

Oct 1, 2025

2025-10 monthly work summary for architecture-building-systems/CityEnergyAnalyst, focusing on key accomplishments, features delivered, bugs fixed, and business impact. Highlights include extensive enhancements to result reporting, timeline and time unit handling improvements, expanded graph and visualization capabilities, and major configuration defaults updates. Also addressed critical stability issues across data formats, unit consistency, and code quality, enabling more reliable analytics and faster stakeholder decision-making.

September 2025

34 Commits • 20 Features

Sep 1, 2025

September 2025 (2025-09) summary: Implemented key backend architecture alignment, refined Pareto front calculations, enhanced time-dependent emission logic, and strengthened reporting/data I/O. Also advanced feature design and validation (void deck integration, archetypes mapper updates), and improved tooling and configs to boost code quality and maintainability. The month delivered more accurate optimization results, consistent outputs, reliable hourly emission computations, and a solid foundation for future analytics and dashboards.

August 2025

23 Commits • 12 Features

Aug 1, 2025

Month: 2025-08 – CityEnergyAnalyst performance review: Delivered robust code quality tooling, plotting improvements, and analytics refinements across the repo. This month focused on increasing reliability, visual clarity for energy analytics, and PR readiness, enabling faster decision support for stakeholders.

July 2025

25 Commits • 10 Features

Jul 1, 2025

Monthly performance summary for 2025-07 – CityEnergyAnalyst (architecture-building-systems). Delivered a core set of features, stability improvements, and workflow enhancements across configuration, data processing, visualization, and user-interface components. The month emphasized reliability, maintainability, and decision-support capabilities for stakeholders. Key features delivered: - Configuration defaults and config improvements: Consolidated updates to default.config and general config handling to improve default settings and configuration robustness. Representative commits include updates to default.config and config handling. - Step workflow setup and steps: Introduced and refined stepwise workflow terms (e.g., step a, step 3) to structure progress and task tracking. - Data processing enhancements and data structure refactor: Completed data processor improvements and migrated data structures from list to dict for improved performance and scalability. - Visualization and plotting updates: Enhanced bar plotting workflow and updated plotting utilities (c_plotter.py, plot_main.py) for clearer, more actionable visuals. - Summary scripts and form usability improvements: Updated summary script and improved form usability and incremental status handling. - Additional feature work: UI: Hide Title, Result Summary Module Update, Data Processor Update, Copy void_deck into zone, Plot Main Module Updates. Major bugs fixed: - Gaps issue fix: Addressed gaps in the processing pipeline to improve end-to-end stability. - Summary M2 bug fix: Corrected M2 summary calculation to ensure accurate reporting. - Division by zero error fix: Implemented guards to prevent division-by-zero conditions. - Warning resolution: Resolved a runtime warning to improve reliability and user experience. Overall impact and accomplishments: - Significantly improved reliability and maintainability of the CityEnergyAnalyst pipeline, reducing risk in production releases. - Increased data processing efficiency through data-structure refactor and streamlined processing path. - Enhanced decision support with improved visualizations and clearer workflow tracking for stakeholders. - Faster onboarding and clearer progress visibility due to structured step-based workflow. Technologies/skills demonstrated: - Python-based data processing, refactoring (list to dict), and plotting improvements. - Configuration management and defaults hardening. - Visualization/tooling enhancements (c_plotter, plot_main) and UI considerations. - Debugging and issue resolution across data pipeline, calculation modules, and runtime warnings.

June 2025

5 Commits • 2 Features

Jun 1, 2025

June 2025: CityEnergyAnalyst delivered key workflow improvements and UI clarity enhancements that streamline batch scenario processing and improve user understanding of energy optimization features. These changes reduce manual steps, improve interoperability, and support faster decision-making.

April 2025

1 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary for architecture-building-systems/CityEnergyAnalyst: Key feature delivered: Plot Demand Script Label Enhancement; No major bugs fixed; Impact: UI clarity and consistency improvements, reducing user confusion and improving analyst workflows; Technologies demonstrated: YAML configuration updates, Git version control, and attention to UI consistency with scripting labels; Business value: clearer interfaces, easier onboarding, and lower support overhead.

March 2025

75 Commits • 35 Features

Mar 1, 2025

In March 2025, CityEnergyAnalyst delivered a focused set of features and stability improvements across code cleanup, user experience, PV/T reliability, workflow initialization, and reporting/plotting capabilities. This work reduces maintenance overhead, minimizes user errors, and strengthens the end-to-end data-to-visualization pipeline to support more accurate energy performance assessments and emissions tracking for stakeholders.

February 2025

90 Commits • 37 Features

Feb 1, 2025

February 2025 was a focused sprint delivering core modeling capabilities, data integrity, and deployment readiness for CityEnergyAnalyst. Key features were implemented with cross-component consistency—archetype mapping, solar energy modeling (radiation, solar collectors, PV output), demand modeling with occupancy‑based logic, and thermal network support—along with emissions tracking and decentralised energy support. Foundational typing and unit handling improvements, scheduling integration, and migration/verification tooling strengthen code quality and upgrade paths. Bug fixes and stability work improved reliability in data pipelines and user-facing scripts, enabling safer migrations and smoother Rhino/GH workflows.

January 2025

163 Commits • 67 Features

Jan 1, 2025

January 2025 (2025-01) monthly summary for CityEnergyAnalyst (architecture-building-systems). The team delivered a breadth of feature improvements, reliability fixes, and code-quality enhancements across core domain logic, data modeling, and deployment tooling, enabling more robust simulations, faster validation, and smoother Rhino interoperability. Key contributions include enhancements to test infrastructure and environment configuration, batch processing readiness, and data workflow maturation, along with targeted fixes to integration points and verification pipelines. The work reduced risk in production runs, improved accuracy of results, and positioned the project for scalable future iterations. Key features delivered: - Test infrastructure improvements and environment alignment (updates to test_inputs_setup_workflow.py; scripts.yml refinements; default.config adjustments) - Rhino integration improvements (fix import from Rhino; update export_to_rhino_gh.py) - Core domain and data model enhancements (new scenario workflow; energy balance updates; network work; Steiner tree improvements; zone/typology integration; DBF-to-CSV support; enhanced result summarization) - Batch processing core and data handling enhancements (batch process core; data migration readiness; improved data initialization patterns; enhanced batch readiness steps) - CI/CD and code quality hardening (CI/script configuration updates; Ruff upgrades; formatting and wording improvements) Major bugs fixed: - Rhino import/export integration issues resolved for Rhino GH workflow - Naming inconsistency and duplicate heading/description issues addressed - Pre-self execution safeguards and pre-component initialization order fixes - Verification workflow improvements and robustness fixes (verification runs, handling empty DB, repeated verify runs) - Data conversion and formatting fixes; improved error messages and readability - Archetypes mapper bug fix and archetypes usage enhancements Overall impact and accomplishments: - Significantly increased reliability and predictability of batch runs and verification pipelines, enabling more accurate energy balance results and faster iteration cycles. - Improved data modeling and typology handling, simplifying future scenario work and enabling richer analyses across settlements, zones, and energy carriers. - Strengthened deployment and testing lifecycle through CI/configuration updates and linting, reducing friction for PRs and release readiness. Technologies/skills demonstrated: - Python-based domain modeling and data pipeline engineering; test automation and environment scripting - Data migration tooling, DB handling, and CSV I/O enhancements - Code quality and type-safety practices: Ruff, lint cleanups, type hints, and formatting improvements - CI/CD, script/configuration management, and deployment readiness

December 2024

40 Commits • 14 Features

Dec 1, 2024

December 2024 performance summary: Delivered irradiation-aware result summaries, added PV analytics by buildings, completed occupancy-related renames and scaffolding with updated configurations, merged architecture designs into selected buildings, and implemented broad codebase housekeeping and initialization improvements to stabilize exports, defaults, and scripts. These changes improve reporting accuracy, enable building-level energy analytics, enhance maintainability, and accelerate future feature delivery. Minor UI polish and consistency improvements were completed to reduce confusion and edge-case regressions.

November 2024

127 Commits • 50 Features

Nov 1, 2024

November 2024 highlights: Strengthened the CityEnergyAnalyst analytics and results processing pipeline, delivering time-based results processing, richer result summaries, and integration into BPW. Expanded PV type coverage and improved data processing of renewable metrics. Improved configuration, initialization, and scheduling utilities to boost reliability and accelerate onboarding. Added user-facing export/import tab and enhanced PV detail reporting for clearer insights. Implemented hourly granularity in results and prepared export readiness and Rhino-to-CEA migration readiness. Achieved CI and packaging quality improvements, including Ruff lint compliance, and removal of hard-coded paths to improve portability and stability.

Activity

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Quality Metrics

Correctness86.8%
Maintainability87.6%
Architecture84.6%
Performance76.6%
AI Usage20.4%

Skills & Technologies

Programming Languages

C++CSVConfigConfigurationINIJSONMarkdownNonePythonSQL

Technical Skills

API DesignAPI DevelopmentBackend DevelopmentBatch ProcessingBug FixingBuilding Energy SimulationBuilding Information ModelingBuilding Performance AnalysisBuilding Performance SimulationBuilding PhysicsCSV ExportCSV FormattingCSV HandlingCSV ProcessingChart Configuration

Repositories Contributed To

1 repo

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

architecture-building-systems/CityEnergyAnalyst

Nov 2024 Oct 2025
11 Months active

Languages Used

C++CSVConfigConfigurationINIPythonYAMLconfig

Technical Skills

API DesignBackend DevelopmentBug FixingBuilding Information ModelingCSV ExportCSV Handling

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