Description: Performance metrics are measures used to evaluate the efficiency and effectiveness of a system or process. In the context of hyperparameter optimization, it refers to how model parameters can be adjusted to maximize performance on specific tasks, such as classification or regression. This metric allows developers and data scientists to identify the optimal configuration that yields the best results in their machine learning models. On the other hand, in the realm of blockchain technology, performance metrics are used to assess a network’s ability to process transactions efficiently and securely, considering factors like confirmation speed and energy consumption. In both cases, these metrics are crucial for ensuring that systems are scalable, sustainable, and capable of handling the expected workload, which in turn impacts the adoption and success of the involved technologies.