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Main Authors: Nguyen, William, Phan, An, Kimura, Konobu, Maeno, Hitoshi, Tanaka, Mika, Le, Quynh, Poucher, William, Nguyen, Christopher
Format: Preprint
Published: 2025
Subjects:
Online Access:https://arxiv.org/abs/2503.00203
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author Nguyen, William
Phan, An
Kimura, Konobu
Maeno, Hitoshi
Tanaka, Mika
Le, Quynh
Poucher, William
Nguyen, Christopher
author_facet Nguyen, William
Phan, An
Kimura, Konobu
Maeno, Hitoshi
Tanaka, Mika
Le, Quynh
Poucher, William
Nguyen, Christopher
contents Large Language Models (LLMs) have demonstrated substantial potential in addressing complex reasoning tasks, yet their general-purpose nature often limits their effectiveness in specialized domains such as maritime navigation. To bridge this gap, we introduce Llamarine, the first open-source LLM designed specifically for maritime navigation. Llamarine 1.0 is developed through continued pretraining and fine-tuning on a high-quality corpus comprising maritime textbooks, research publications, and web text from Wikipedia. This domain-specific training enables the model to acquire expert-level knowledge in navigational principles, collision avoidance, route optimization, and regulatory compliance. Our key contributions include (a) the curation of a comprehensive maritime dataset from authoritative sources, ensuring depth and reliability in the model's knowledge base; (b) the development of a foundational model capable of reasoning about complex navigational challenges with greater accuracy than general-purpose LLMs; and (c) the establishment of a benchmark to evaluate performance in maritime-specific decision-making tasks. Experimental results demonstrate that Llamarine outperforms both general-purpose and commercial LLMs in critical navigation-related tasks, such as trajectory planning, risk assessment, and compliance with maritime regulations. By providing an open-source foundation model trained exclusively on high-quality maritime literature, Llamarine paves the way for AI-driven advancements in maritime safety, efficiency, and operational decision-making.
format Preprint
id arxiv_https___arxiv_org_abs_2503_00203
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Llamarine: Open-source Maritime Industry-specific Large Language Model
Nguyen, William
Phan, An
Kimura, Konobu
Maeno, Hitoshi
Tanaka, Mika
Le, Quynh
Poucher, William
Nguyen, Christopher
Computation and Language
Large Language Models (LLMs) have demonstrated substantial potential in addressing complex reasoning tasks, yet their general-purpose nature often limits their effectiveness in specialized domains such as maritime navigation. To bridge this gap, we introduce Llamarine, the first open-source LLM designed specifically for maritime navigation. Llamarine 1.0 is developed through continued pretraining and fine-tuning on a high-quality corpus comprising maritime textbooks, research publications, and web text from Wikipedia. This domain-specific training enables the model to acquire expert-level knowledge in navigational principles, collision avoidance, route optimization, and regulatory compliance. Our key contributions include (a) the curation of a comprehensive maritime dataset from authoritative sources, ensuring depth and reliability in the model's knowledge base; (b) the development of a foundational model capable of reasoning about complex navigational challenges with greater accuracy than general-purpose LLMs; and (c) the establishment of a benchmark to evaluate performance in maritime-specific decision-making tasks. Experimental results demonstrate that Llamarine outperforms both general-purpose and commercial LLMs in critical navigation-related tasks, such as trajectory planning, risk assessment, and compliance with maritime regulations. By providing an open-source foundation model trained exclusively on high-quality maritime literature, Llamarine paves the way for AI-driven advancements in maritime safety, efficiency, and operational decision-making.
title Llamarine: Open-source Maritime Industry-specific Large Language Model
topic Computation and Language
url https://arxiv.org/abs/2503.00203