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The authors introduce Llamarine, an open-source LLM tailored for maritime navigation, addressing the limitations of general-purpose LLMs in specialized domains. They pre-trained and fine-tuned Llamarine 1.0 on a curated high-quality corpus of maritime texts, including textbooks, research publications, and web data. Experiments demonstrate that Llamarine outperforms general-purpose and commercial LLMs in navigation-related tasks like trajectory planning, risk assessment, and regulatory compliance.
Llamarine proves that domain-specific LLMs can significantly outperform general-purpose models in specialized fields like maritime navigation, opening doors for AI-driven advancements in maritime safety and efficiency.
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.
