eclipse-sumo/sumo
Jan 2025 – Nov 2025
11 Months active
Languages Used
C++MarkdownN/ANetgenPlain TextPythonSUMO ConfigurationSUMO Script
Technical Skills
Backend DevelopmentBug FixBug FixingBuild ConfigurationBuild SystemBuild System Configuration
Jakob Erdmann
PROFILE
Jakob Erdmann
Jakob Erdmann contributed to the eclipse-sumo/sumo repository by developing and refining core simulation features, focusing on routing reliability, data processing, and test automation. He implemented enhancements such as detour filtering, overtaking reroute definitions, and expanded flow metrics, addressing both performance and maintainability. Using C++ and Python, Jakob modernized the test suite, improved XML schema handling, and stabilized build systems across platforms. His work included optimizing algorithms for routing and data scaling, updating documentation, and aligning outputs for analytics accuracy. Through systematic bug fixing and code refactoring, he ensured robust, scalable simulation workflows and improved traceability for future development cycles.
Overall Statistics
Feature vs Bugs
44%Features
Repository Contributions
2,186Total
Bugs
566
Commits
2,186
Features
441
Lines of code
1,486,573
Activity Months11
Your Network
68 people
Work History
November 2025
15 Commits • 1 Features
Nov 1, 2025November 2025 performance summary for eclipse-sumo/sumo. Focused on delivering quantitative metrics enhancements, stabilizing data processing, and improving maintainability. Key outcomes include: 1) Flow and overlapDensity metrics enhancements with updates to XML schemas, data processing, and SUMO outputs, enabling more accurate reporting of traffic throughput and overlapping-segment density. Tests and documentation updated to reflect the changes. 2) Bug fixes and minor documentation/test corrections that improve reliability and messaging without changing core functionality (addressing futureWarning, typos, projection notes, and test-data integrity). 3) Overall impact: improved analytics accuracy, more reliable data pipelines, and clearer documentation for users and operators; enabling better traffic planning decisions. 4) Technologies/skills demonstrated: XML schema design, data processing extension, test-driven development, documentation and changelog maintenance, and robust version-control practices evidenced by commits addressing issues #16241, #17284, #21, #17283, and related notes.
15 Commits • 1 Features
Nov 1, 2025November 2025 performance summary for eclipse-sumo/sumo. Focused on delivering quantitative metrics enhancements, stabilizing data processing, and improving maintainability. Key outcomes include: 1) Flow and overlapDensity metrics enhancements with updates to XML schemas, data processing, and SUMO outputs, enabling more accurate reporting of traffic throughput and overlapping-segment density. Tests and documentation updated to reflect the changes. 2) Bug fixes and minor documentation/test corrections that improve reliability and messaging without changing core functionality (addressing futureWarning, typos, projection notes, and test-data integrity). 3) Overall impact: improved analytics accuracy, more reliable data pipelines, and clearer documentation for users and operators; enabling better traffic planning decisions. 4) Technologies/skills demonstrated: XML schema design, data processing extension, test-driven development, documentation and changelog maintenance, and robust version-control practices evidenced by commits addressing issues #16241, #17284, #21, #17283, and related notes.
November 2025
October 2025
317 Commits • 65 Features
Oct 1, 2025Monthly summary for 2025-10 (eclipse-sumo/sumo): Delivered core feature 16448 detour filtering with initial support, versioning, test scaffolding, and test references; added Overtaking reroute definitions support with multi-definition reading and comparison (refs #5208); expanded and modernized the test suite with refactoring and targeted coverage for issues including 17152, 17154, 17160, 17168, 17180, 17203, 17229-17230. Implemented routing performance and reliability improvements such as bulk-routing speedups, disabling reversals on sidings, and improved savings computation, along with new options (max-length) and the ability to load multiple route files. Strengthened deferral/default behavior and enhanced link/POI data mode notes and route ID comments. Completed documentation updates and changelog hygiene to reflect batch changes. Fixed a broad set of stability and correctness issues impacting tests and runtime, including unreachable destination handling (17166), simulation-related issues (17160), various test-result patches across 17167/17282/17283 and related items, and several build-system fixes for Linux/macOS. Overall impact: faster, more reliable routing decisions; improved test traceability from tests to issues; and a more maintainable, scalable codebase. Technologies/skills demonstrated: test-driven development and test automation, build-system stabilization, code refactoring, debugging, and documentation.
October 2025
317 Commits • 65 Features
Oct 1, 2025Monthly summary for 2025-10 (eclipse-sumo/sumo): Delivered core feature 16448 detour filtering with initial support, versioning, test scaffolding, and test references; added Overtaking reroute definitions support with multi-definition reading and comparison (refs #5208); expanded and modernized the test suite with refactoring and targeted coverage for issues including 17152, 17154, 17160, 17168, 17180, 17203, 17229-17230. Implemented routing performance and reliability improvements such as bulk-routing speedups, disabling reversals on sidings, and improved savings computation, along with new options (max-length) and the ability to load multiple route files. Strengthened deferral/default behavior and enhanced link/POI data mode notes and route ID comments. Completed documentation updates and changelog hygiene to reflect batch changes. Fixed a broad set of stability and correctness issues impacting tests and runtime, including unreachable destination handling (17166), simulation-related issues (17160), various test-result patches across 17167/17282/17283 and related items, and several build-system fixes for Linux/macOS. Overall impact: faster, more reliable routing decisions; improved test traceability from tests to issues; and a more maintainable, scalable codebase. Technologies/skills demonstrated: test-driven development and test automation, build-system stabilization, code refactoring, debugging, and documentation.
September 2025
225 Commits • 49 Features
Sep 1, 2025September 2025 monthly summary for eclipse-sumo/sumo: Delivered substantial routing reliability and test coverage across diverse issues, with emphasis on business value through stable core routing, maintainability, and scalable tooling. Implemented routingType adoption across routers and routing modes, improved error messaging, expanded test coverage, and stabilized the Linux build. Data scaling capabilities were introduced via a data scaling UI and migration to dataScaler, enhancing data handling and operator control. A major API refactor (rename) and multiple schema/XSD updates were completed, along with extensive documentation and changelog improvements to reflect changes.
225 Commits • 49 Features
Sep 1, 2025September 2025 monthly summary for eclipse-sumo/sumo: Delivered substantial routing reliability and test coverage across diverse issues, with emphasis on business value through stable core routing, maintainability, and scalable tooling. Implemented routingType adoption across routers and routing modes, improved error messaging, expanded test coverage, and stabilized the Linux build. Data scaling capabilities were introduced via a data scaling UI and migration to dataScaler, enhancing data handling and operator control. A major API refactor (rename) and multiple schema/XSD updates were completed, along with extensive documentation and changelog improvements to reflect changes.
September 2025
August 2025
19 Commits • 3 Features
Aug 1, 2025August 2025 monthly summary for eclipse-sumo/sumo focusing on robustness, consistency, and maintainability of the network import and netconver t pipelines. Delivered geometry rounding and precision improvements across NB and network components, standardized edge speeds, enhanced junction handling, and updated docs. These efforts reduced import variance, improved stability, and sharpened test alignment, enabling more reliable data pipelines and faster downstream processing.
August 2025
19 Commits • 3 Features
Aug 1, 2025August 2025 monthly summary for eclipse-sumo/sumo focusing on robustness, consistency, and maintainability of the network import and netconver t pipelines. Delivered geometry rounding and precision improvements across NB and network components, standardized edge speeds, enhanced junction handling, and updated docs. These efforts reduced import variance, improved stability, and sharpened test alignment, enabling more reliable data pipelines and faster downstream processing.
July 2025
226 Commits • 39 Features
Jul 1, 2025July 2025 performance summary for eclipse-sumo/sumo focused on strengthening reliability, coverage, and performance while advancing routing capabilities and developer tooling. Delivered new features for routing and test instrumentation, improved maintainability through refactoring, and enhanced documentation and CI reliability. Major bugs fixed spanned core functionality, schema conformity, and test/result alignment, reducing production risk and enabling faster iteration. Extensive test coverage and regression safety were achieved via a large suite of tests and patching strategies across numerous issues. Resulting changes reduce noise in operations, improve developer experience, and provide a solid foundation for upcoming routing enhancements and feature work.
226 Commits • 39 Features
Jul 1, 2025July 2025 performance summary for eclipse-sumo/sumo focused on strengthening reliability, coverage, and performance while advancing routing capabilities and developer tooling. Delivered new features for routing and test instrumentation, improved maintainability through refactoring, and enhanced documentation and CI reliability. Major bugs fixed spanned core functionality, schema conformity, and test/result alignment, reducing production risk and enabling faster iteration. Extensive test coverage and regression safety were achieved via a large suite of tests and patching strategies across numerous issues. Resulting changes reduce noise in operations, improve developer experience, and provide a solid foundation for upcoming routing enhancements and feature work.
July 2025
June 2025
175 Commits • 35 Features
Jun 1, 2025June 2025 highlights for eclipse-sumo/sumo: Delivered substantial improvements in test coverage, reliability, and documentation, along with persistence/IO enhancements, API alignment, and targeted performance/determinism improvements. Resolved key crashes and routing edge cases, stabilizing production-like workloads and improving confidence in releases.
June 2025
175 Commits • 35 Features
Jun 1, 2025June 2025 highlights for eclipse-sumo/sumo: Delivered substantial improvements in test coverage, reliability, and documentation, along with persistence/IO enhancements, API alignment, and targeted performance/determinism improvements. Resolved key crashes and routing edge cases, stabilizing production-like workloads and improving confidence in releases.
May 2025
219 Commits • 53 Features
May 1, 2025May 2025 monthly summary for eclipse-sumo/sumo: Delivered substantive business-value through documentation enhancements, testing and QA improvements, and targeted refactoring, resulting in clearer onboarding, more reliable builds, and faster validation cycles. Core accomplishments include comprehensive Documentation and Tutorials Updates, expanded Tests and References, improved cross-version Output Filtering, and Constness refactoring, complemented by Changelog updates and documentation clarifications. Major bug fixes spanned critical issues such as #16626, #16641, #16642, and #16602, with additional stability improvements to race conditions in core execution and TLS-related workflows. Overall, this work reduced release risk, improved developer productivity, and strengthened the product’s reliability across Python versions and test environments.
219 Commits • 53 Features
May 1, 2025May 2025 monthly summary for eclipse-sumo/sumo: Delivered substantive business-value through documentation enhancements, testing and QA improvements, and targeted refactoring, resulting in clearer onboarding, more reliable builds, and faster validation cycles. Core accomplishments include comprehensive Documentation and Tutorials Updates, expanded Tests and References, improved cross-version Output Filtering, and Constness refactoring, complemented by Changelog updates and documentation clarifications. Major bug fixes spanned critical issues such as #16626, #16641, #16642, and #16602, with additional stability improvements to race conditions in core execution and TLS-related workflows. Overall, this work reduced release risk, improved developer productivity, and strengthened the product’s reliability across Python versions and test environments.
May 2025
April 2025
382 Commits • 86 Features
Apr 1, 2025April 2025 monthly summary for eclipse-sumo/sumo. Focused on test baseline modernization, routing reliability, and stability improvements while advancing performance-oriented features. Delivered extensive test expectations patches, new tests, and baseline updates; implemented reroute enhancements for sub-driveways and updated approach reset logic; fixed critical build and driveway-related issues; introduced speedTable/valueTables usage and accelProfile support across models; enhanced documentation, changelogs, and testing infrastructure while preserving code readability and maintainability. Business value centers on more reliable routing, faster feedback from tests, and clearer configuration options for operators.
April 2025
382 Commits • 86 Features
Apr 1, 2025April 2025 monthly summary for eclipse-sumo/sumo. Focused on test baseline modernization, routing reliability, and stability improvements while advancing performance-oriented features. Delivered extensive test expectations patches, new tests, and baseline updates; implemented reroute enhancements for sub-driveways and updated approach reset logic; fixed critical build and driveway-related issues; introduced speedTable/valueTables usage and accelProfile support across models; enhanced documentation, changelogs, and testing infrastructure while preserving code readability and maintainability. Business value centers on more reliable routing, faster feedback from tests, and clearer configuration options for operators.
March 2025
306 Commits • 65 Features
Mar 1, 2025March 2025 for eclipse-sumo/sumo delivered focused feature work, stability fixes, and test/CI enhancements that collectively improve reliability, data handling, and performance for production simulations.
306 Commits • 65 Features
Mar 1, 2025March 2025 for eclipse-sumo/sumo delivered focused feature work, stability fixes, and test/CI enhancements that collectively improve reliability, data handling, and performance for production simulations.
March 2025
February 2025
220 Commits • 32 Features
Feb 1, 2025February 2025 for eclipse-sumo/sumo focused on increasing release readiness, reliability, and developer productivity. Key outcomes include expanded test coverage and test infrastructure, comprehensive documentation updates, and major stability fixes across core simulation paths (ride matching, mustOverTakeStopped, last-edge taxi handling, and busStop integration). Notable improvements to tooling, debugging options, and CI reliability, plus UI/UX enhancements for decals and bubble behavior. These efforts reduce regression risk, improve user guidance, and accelerate future development.
February 2025
220 Commits • 32 Features
Feb 1, 2025February 2025 for eclipse-sumo/sumo focused on increasing release readiness, reliability, and developer productivity. Key outcomes include expanded test coverage and test infrastructure, comprehensive documentation updates, and major stability fixes across core simulation paths (ride matching, mustOverTakeStopped, last-edge taxi handling, and busStop integration). Notable improvements to tooling, debugging options, and CI reliability, plus UI/UX enhancements for decals and bubble behavior. These efforts reduce regression risk, improve user guidance, and accelerate future development.
January 2025
82 Commits • 13 Features
Jan 1, 2025January 2025 delivered targeted routing stability, expanded flow coverage, and stronger testing/release hygiene for eclipse-sumo/sumo. Key features improved routing accuracy and template generation, while extensive test scaffolding and cleanup reduced regression risk and maintenance overhead. Overall, these efforts increased reliability, scalability of routing decisions, and speed of iteration for future batches.
82 Commits • 13 Features
Jan 1, 2025January 2025 delivered targeted routing stability, expanded flow coverage, and stronger testing/release hygiene for eclipse-sumo/sumo. Key features improved routing accuracy and template generation, while extensive test scaffolding and cleanup reduced regression risk and maintenance overhead. Overall, these efforts increased reliability, scalability of routing decisions, and speed of iteration for future batches.
January 2025
Activity
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Quality Metrics
Correctness87.0%
Maintainability87.4%
Architecture82.0%
Performance77.8%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++CMakeCSVConfigurationDuarouterGnuplotJSONJavaJavaScriptMarkdown
Technical Skills
3D GraphicsAPI DesignAPI DevelopmentAPI ImprovementAlgorithm DesignAlgorithm DevelopmentAlgorithm ImplementationAlgorithm OptimizationAlgorithm RefinementArgument ParsingAssertion ProgrammingAsset IntegrationAutomationAutonomous DrivingBackend Development
Repositories Contributed To
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