equinor/semeio
Nov 2024 – Oct 2025
4 Months active
Languages Used
PythonYAMLC++Excel
Technical Skills
CI/CDCode RefactoringDocumentationNumerical AnalysisPython DevelopmentScientific Computing
Tommy Odland
PROFILE
Tommy Odland
Tord Lien developed and enhanced core data processing and analytics features in the equinor/semeio repository, focusing on robust numerical methods and reliable data workflows. He refactored transformation algorithms into class-based Python structures, optimized matrix operations using NumPy, and introduced comprehensive test coverage with Pytest to ensure correctness. His work included improving Excel I/O, implementing deterministic testing across platforms, and enhancing data visualization with Matplotlib and Seaborn. By addressing edge cases in correlation matrix computations and streamlining error handling, Tord improved both the reliability and maintainability of the codebase, supporting stable downstream analytics and efficient, cross-platform software development.
Overall Statistics
Feature vs Bugs
74%Features
Repository Contributions
39Total
Bugs
5
Commits
39
Features
14
Lines of code
2,903
Activity Months4
Your Network
91 people
Work History
October 2025
7 Commits • 2 Features
Oct 1, 2025Concise monthly summary for 2025-10 focusing on business value and technical achievements within the equinor/semeio repository. The month delivered stability, clearer visuals, and deterministic testing across platforms, enabling more reliable analytics and faster iterations.
7 Commits • 2 Features
Oct 1, 2025Concise monthly summary for 2025-10 focusing on business value and technical achievements within the equinor/semeio repository. The month delivered stability, clearer visuals, and deterministic testing across platforms, enabling more reliable analytics and faster iterations.
October 2025
September 2025
28 Commits • 9 Features
Sep 1, 2025September 2025 was a consolidation month for the equinor/semeio repository, with core feature delivery, stability improvements, and expanded test coverage across data handling, Excel I/O, and correlation workflows. The work enhanced modeling reliability, data export safety, and developer velocity through clearer APIs and explicit keyword-argument usage.
September 2025
28 Commits • 9 Features
Sep 1, 2025September 2025 was a consolidation month for the equinor/semeio repository, with core feature delivery, stability improvements, and expanded test coverage across data handling, Excel I/O, and correlation workflows. The work enhanced modeling reliability, data export safety, and developer velocity through clearer APIs and explicit keyword-argument usage.
December 2024
1 Commits • 1 Features
Dec 1, 2024Month: 2024-12 — Key feature delivered: Introduced a robust nearest_correlation_matrix function in equinor/semeio to compute the nearest valid correlation matrix, replacing the older _nearest_positive_definite implementation. This change improves robustness by ensuring positive definiteness and symmetry, with updated tests and broader usage across the codebase. Impact: enhances reliability of downstream analytics, reduces risk of invalid correlation inputs, and supports more stable model behavior. Technologies/skills: Python, numerical linear algebra, API design, test-driven development, code refactoring, and repository-wide adoption.
1 Commits • 1 Features
Dec 1, 2024Month: 2024-12 — Key feature delivered: Introduced a robust nearest_correlation_matrix function in equinor/semeio to compute the nearest valid correlation matrix, replacing the older _nearest_positive_definite implementation. This change improves robustness by ensuring positive definiteness and symmetry, with updated tests and broader usage across the codebase. Impact: enhances reliability of downstream analytics, reduces risk of invalid correlation inputs, and supports more stable model behavior. Technologies/skills: Python, numerical linear algebra, API design, test-driven development, code refactoring, and repository-wide adoption.
December 2024
November 2024
3 Commits • 2 Features
Nov 1, 2024Concise monthly summary for 2024-11 focusing on business value and technical achievements across equinor/semeio. Key features delivered include Iman-Conover Transformation Refactor and Performance Optimization, CI automation for fmudesign doctests, and documentation typo fixes. These efforts delivered faster transformations, more reliable CI, and improved documentation, enabling faster downstream analyses and reduced maintenance overhead.
November 2024
3 Commits • 2 Features
Nov 1, 2024Concise monthly summary for 2024-11 focusing on business value and technical achievements across equinor/semeio. Key features delivered include Iman-Conover Transformation Refactor and Performance Optimization, CI automation for fmudesign doctests, and documentation typo fixes. These efforts delivered faster transformations, more reliable CI, and improved documentation, enabling faster downstream analyses and reduced maintenance overhead.
Activity
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Quality Metrics
Correctness90.2%
Maintainability91.8%
Architecture83.0%
Performance84.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++ExcelPythonYAML
Technical Skills
Argument ParsingBackend DevelopmentCI/CDCLICode RefactoringCommand Line Interface (CLI)Cross-platform compatibilityData AnalysisData EngineeringData HandlingData ModelingData ProcessingData ScienceData ValidationData Visualization
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline