The Yen symbol (¥) can metaphorically represent the concept of value in artificial intelligence, especially when discussing the effectiveness and efficiency of models and algorithms. In this context, it serves as a symbolic currency to assess how well an AI system performs concerning its costs, including computational resources, development time, and maintenance. By quantifying value using this metaphorical currency, practitioners can make informed decisions regarding investments in AI technologies, ensuring that the benefits outweigh the costs associated with implementing and operating AI solutions.