👉 Bechacking, also known as a "beach ball," is a term used in the field of computer science to describe a process where an algorithm or system performs well under certain conditions and poorly on others. In the context of machine learning (ML), it refers to the phenomenon where a model's performance improves with more data when training, but then deteriorates once the dataset becomes smaller. The term "beach ball" is often used in the context of machine learning to describe an algorithm
