Classification scheme and Categorisation

Categorisation and classification scheme are semantically related in classification topic. In some cases you can use "Categorisation" instead a noun "Classification scheme", when it comes to topics like categorization.

Categorisation noun - The basic cognitive process of arranging into classes or categories.

Classification scheme and categorisation are semantically related in classification topic. You can use "Classification scheme" instead a noun "Categorisation", if it concerns topics such as categorization.