fine tune

Verb

fine-tune (third-person singular simple present fine-tunes, present participle fine-tuning, simple past and past participle fine-tuned)

1. (transitive) To make small adjustments to something in order to optimise its performance.
   • Jim fine-tuned the radio until the sound was perfect.
2. (artificial intelligence) To further train a trained model on a specialised dataset in order to adapt or optimise its performance for a particular task or purpose.