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Vegardhgr

PROFILE

Vegardhgr

Vegard Groder developed core data pipeline components for the CogitoNTNU/DeepTactics-Muzero repository, focusing on scalable self-play training and robust data management. He implemented and refined a Python-based ReplayBuffer to store and retrieve game trajectories, ensuring data integrity for reinforcement learning workflows. Vegard introduced orchestration utilities to coordinate multiple games and manage network versions, and added a SLURM-based cluster job script to enable GPU-accelerated execution with reproducible environment setup. His work combined backend development, buffer management, and environment automation using Python, Numpy, and Shell, establishing a reliable foundation for iterative model training and high-performance computing in a research context.

Overall Statistics

Feature vs Bugs

80%Features

Repository Contributions

7Total
Bugs
1
Commits
7
Features
4
Lines of code
396
Activity Months3

Work History

April 2025

1 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary for CogitoNTNU/DeepTactics-Muzero focused on delivering cluster-enabled execution for GPU-accelerated workloads and setting up a reproducible environment for the Python-based application.

March 2025

3 Commits • 1 Features

Mar 1, 2025

March 2025 (2025-03) - CogitoNTNU/DeepTactics-Muzero delivered foundational work to enable scalable training workflows and improved core data reliability for model training. A Self-Play Training Loop Placeholder was introduced to prepare for future integration of a training mechanism into the gameplay loop, and the ReplayBuffer was strengthened with robust history handling, correct next-state selection, and comprehensive tests. Refactoring cleaned up unused methods and aligned tests with the new structure, improving maintainability and CI readiness. These changes establish a stable, testable foundation for upcoming training iterations and reduce risk in the data pipeline.

February 2025

3 Commits • 2 Features

Feb 1, 2025

February 2025 – CogitoNTNU/DeepTactics-Muzero: Delivered the core data collection and orchestration components to enable scalable self-play training. Implemented a Python ReplayBuffer to store trajectories (states, actions, rewards, policies, values) with update/retrieval, refined for robust storage and data quality, enabling efficient training data collection. Added a self-play script and SharedStorage utility to coordinate multiple games, feed game data into the buffer, and manage network versions for iterative training. Fixed key issues in the replay buffer to improve data integrity and reliability of the training data pipeline. These changes establish an end-to-end data pipeline foundation, unlocking faster, more reliable training iterations and demonstrating strong Python engineering, data pipeline design, and system coordination skills.

Activity

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Quality Metrics

Correctness75.8%
Maintainability77.2%
Architecture71.4%
Performance65.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

NumpyPythonShell

Technical Skills

Algorithm ImplementationBackend DevelopmentBuffer ManagementData StructuresEnvironment SetupGame DevelopmentHPCPythonReinforcement LearningSLURMTesting

Repositories Contributed To

1 repo

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

CogitoNTNU/DeepTactics-Muzero

Feb 2025 Apr 2025
3 Months active

Languages Used

PythonNumpyShell

Technical Skills

Algorithm ImplementationBackend DevelopmentBuffer ManagementData StructuresGame DevelopmentReinforcement Learning

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