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The Power of LLMs-as-Judges: Revolutionizing AI-Powered Agriculture


Researchers at Digital Green have developed a novel system that uses LLMs as judges to evaluate the performance of their agricultural extension service. The system, which includes a sophisticated Retrieval-Augmented Generation (RAG) pipeline, delivers accurate and relevant information to farmers, while also leveraging LLMs as judges to assess its effectiveness.

  • LLMs are being used to improve various aspects of agriculture.
  • Evaluating LLM performance poses significant challenges in real-world scenarios.
  • A novel approach is using LLMs as judges to evaluate their own performance.
  • The system architecture developed by Digital Green includes preprocessing, semantic chunking, and a user-facing agent.
  • The RAG pipeline ensures information delivery is grounded in content and not outside.
  • The LLM-as-a-judge technique enables the use of various metrics for evaluation.
  • The system has delivered accurate and relevant information to farmers through Farmer.Chat.
  • Using LLMs as judges offers versatility and flexibility, enabling robust AI tools for agriculture.



  • In recent years, artificial intelligence (AI) has been increasingly used to improve various aspects of agriculture, including decision-making, knowledge base management, and user experience. One of the key technologies driving this revolution is large language models (LLMs), which have shown tremendous promise in delivering accurate and relevant information to farmers. However, evaluating the performance of LLMs in real-world scenarios poses significant challenges.

    To address these challenges, researchers at Digital Green, a CGIAR-led collaboration aimed at bringing agricultural support to smallholder farmers, turned to a novel approach: using LLMs as judges to evaluate their own performance. This innovative technique involves leveraging LLMs to assess the accuracy and relevance of information retrieved from knowledge bases, generating human-like responses that address user needs.

    The system architecture developed by Digital Green consists of several key components, including preprocessing, semantic chunking, conversion into VectorDB format, RAG pipeline, and a user-facing agent. The RAG pipeline is designed to ensure that the information delivered is grounded in the content and not outside, consisting of two parts: information retrieval and generation.

    To evaluate the effectiveness of this pipeline, researchers employed an LLM-as-a-judge technique, which involves asking an LLM to rate the output on various metrics. This approach enables the use of a wide range of metrics, from clarity of prompt to topic specificity and target entity identification. The research team behind Farmer.Chat leveraged these capabilities to develop a sophisticated Retrieval-Augmented Generation (RAG) pipeline that delivers accurate and relevant information to farmers.

    In one year, Farmer.Chat has grown to service more than 20k farmers handling over 340k queries. To evaluate the performance of this system at scale, researchers employed the LLM-as-a-judge technique, which proved invaluable in navigating the development process.

    The use of LLMs as judges offers several advantages, including versatility and flexibility. By leveraging these capabilities, researchers can assess a wide range of metrics, from clarity of prompt to topic specificity and target entity identification. This approach enables the development of more robust, effective, and user-friendly AI tools for agriculture.

    The results of this research have far-reaching implications for improving user experience, optimizing knowledge base management, and selecting the right LLMs for specific tasks and contexts. By leveraging LLMs as judges, researchers can gain a deeper understanding of user behavior and the effectiveness of AI-powered tools in real-world scenarios.

    In conclusion, the use of LLMs as judges represents a significant breakthrough in evaluating the performance of AI systems in agriculture. This innovative technique has the potential to revolutionize the way we approach decision-making, knowledge base management, and user experience in this critical sector.



    Related Information:

  • https://huggingface.co/blog/digital-green-llm-judge


  • Published: Mon Oct 28 13:29:24 2024 by llama3.2 3B Q4_K_M











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