E3SM-Project/E3SM
Oct 2025 – Jan 2026
4 Months active
Languages Used
FortranPythonXML
Technical Skills
Fortran programmingmodelingscientific computingFortranPythonnumerical methods
Robert Jacob
PROFILE
Robert Jacob
Contributed to the E3SM-Project/E3SM repository by developing and enhancing features for climate and scientific modeling workflows over four months. Focused on Fortran and Python, the work included implementing flexible area correction parameters, improving single-column land model logic, and laying the foundation for ocean-to-land one-way coupling through new configuration scaffolding. Strengthened MOAB domain validation, aligned NLmaps configuration, and expanded automated testing coverage to improve reliability and maintainability. Emphasized code readability and documentation by standardizing formatting and clarifying comments. The approach prioritized robust configuration, domain validation, and test-driven development, supporting more accurate, maintainable, and experiment-friendly climate simulations.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
20Total
Bugs
0
Commits
20
Features
9
Lines of code
2,486
Activity Months4
Your Network
118 peopleSame Organization
@mcs.anl.gov13
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Barry SmithMember
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105
Abhishek BagusettyMember
Erin ThomasMember
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Andrew RobertsMember
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Alexander HagerMember
Andrew M. BradleyMember
Andrew M. BradleyMember
Andrew NolanMember
Work History
January 2026
11 Commits • 5 Features
Jan 1, 2026January 2026 — E3SM development focused on strengthening MOAB-domain validation, aligning NLmaps readiness, and improving maintainability and test coverage. Delivered feature work across MOAB domain checks, NLmaps configuration, documentation, and testing enhancements, resulting in more reliable domain processing, easier NLmaps adoption, and cleaner code.
11 Commits • 5 Features
Jan 1, 2026January 2026 — E3SM development focused on strengthening MOAB-domain validation, aligning NLmaps readiness, and improving maintainability and test coverage. Delivered feature work across MOAB domain checks, NLmaps configuration, documentation, and testing enhancements, resulting in more reliable domain processing, easier NLmaps adoption, and cleaner code.
January 2026
December 2025
1 Commits • 1 Features
Dec 1, 2025Month 2025-12 performance summary for E3SM-Project/E3SM. Focused on advancing Ocean-to-land One-Way Coupling enhancements. Groundwork includes new coupling capabilities with namelist flags and mapping configurations. The driver-moab component was extended to support one-way coupling and additional configuration fields, preparing for full integration. Actual coupling implementations are not yet complete, indicating a solid foundation for future releases. No major bug fixes were recorded this month; the emphasis was on architecture and configuration improvements with potential business value in enabling more accurate cross-domain simulations.
December 2025
1 Commits • 1 Features
Dec 1, 2025Month 2025-12 performance summary for E3SM-Project/E3SM. Focused on advancing Ocean-to-land One-Way Coupling enhancements. Groundwork includes new coupling capabilities with namelist flags and mapping configurations. The driver-moab component was extended to support one-way coupling and additional configuration fields, preparing for full integration. Actual coupling implementations are not yet complete, indicating a solid foundation for future releases. No major bug fixes were recorded this month; the emphasis was on architecture and configuration improvements with potential business value in enabling more accurate cross-domain simulations.
November 2025
7 Commits • 2 Features
Nov 1, 2025November 2025: Delivered robustness and test coverage enhancements for the E3SM land model. Key work included enhancements to single-column land processing and entity-type logic across SCM interactions, plus land mesh migration and consistency checks. Implemented targeted fixes to ent_type handling and mb_scm_land configuration, and ensured zero Si_snowh in single-column mode. Expanded Moab ERS/ PEM testing by adding DTESTM cases to improve regression protection. These changes improve accuracy, stability, and maintainability of land-model runs, reducing risk in production simulations.
7 Commits • 2 Features
Nov 1, 2025November 2025: Delivered robustness and test coverage enhancements for the E3SM land model. Key work included enhancements to single-column land processing and entity-type logic across SCM interactions, plus land mesh migration and consistency checks. Implemented targeted fixes to ent_type handling and mb_scm_land configuration, and ensured zero Si_snowh in single-column mode. Expanded Moab ERS/ PEM testing by adding DTESTM cases to improve regression protection. These changes improve accuracy, stability, and maintainability of land-model runs, reducing risk in production simulations.
November 2025
October 2025
1 Commits • 1 Features
Oct 1, 2025Oct 2025 monthly summary for E3SM project: Delivered area correction flexibility via the new areafact_samegrid parameter in the MOAB area correction path, enabling area correction factors to be set to 1 when true. This enhances modeling flexibility and accelerates experimentation with area correction behavior.
October 2025
1 Commits • 1 Features
Oct 1, 2025Oct 2025 monthly summary for E3SM project: Delivered area correction flexibility via the new areafact_samegrid parameter in the MOAB area correction path, enabling area correction factors to be set to 1 when true. This enhances modeling flexibility and accelerates experimentation with area correction behavior.
Activity
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Quality Metrics
Correctness85.0%
Maintainability85.0%
Architecture86.0%
Performance85.0%
AI Usage23.0%
Skills & Technologies
Programming Languages
FortranPythonXML
Technical Skills
FortranFortran programmingPythonXMLclimate modelingcode formattingcode maintenancedomain validationfull stack developmenthigh-performance computingmodelingnumerical methodsnumerical modelingparallel computingparallel programming
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