Subject classification is the process of organizing and categorizing materials based on their subject matter or content. Subject classification is used in a variety of fields, including library science, information science, and education, to help organize and access materials in a logical and consistent way.
There are many different approaches to subject classification, and the specific methods and techniques used can vary depending on the context and the purpose of the classification. Some common approaches to subject classification include:
- Hierarchical classification: This approach involves organizing materials into a hierarchy of categories, with the most general categories at the top and the most specific categories at the bottom.
- Faceted classification: This approach involves organizing materials into categories based on a set of predetermined facets or characteristics.
- Enumerative classification: This approach involves organizing materials into categories based on a set of predetermined criteria or attributes.
Overall, subject classification is an important tool for organizing and accessing information, and it is used in many different fields to help people locate and use materials in a logical and efficient way.