The phrase "a set of categories" is correct and usable in written English.
You can use it when referring to a collection or grouping of different classifications or types within a particular context.
Example: "In our research, we identified a set of categories that help us understand consumer behavior more effectively."
Alternatives: "a collection of categories" or "a group of classifications".
A shift in perspective will help evolve a set of categories and projects that do greater justice to the emerging urban landscape in India.
Nowadays, though, it isn't only social scientists who are trying to squeeze the complexity of the world into a set of categories.
He wrote influentially about Islām, Judaism, and Indian and Chinese religions and, in so doing, elaborated a set of categories, such as types of prophecy, the idea of charisma (spiritual power), routinization, and other categories, which became tools to deal with the comparative material; he was thus the real founder of comparative sociology.
By discourses, they mean "a set of categories and concepts embodying specific assumptions, judgments, contentions, dispositions, and capabilities".
The Shapley value measures a set of categories that are formed a coalition, according to its power.
The coding frame serves as a set of categories or classes into which each data point can be classified.
In the standard preparation participants are first shown a set of category members but not the prototype stimulus itself.
Therefore, we include in our specification a set of family income category by cohort fixed effects.
Based on the category-topic context, a set of selected categories (leftmost column of Figure 3) dynamically generates a set of topics involving all the selected categories (middle column of Figure 3).
A NRS consists of a set of different categories with descriptive definitions associated to each category.
The answer, she suggests, might lie in understanding gender as a spectrum, not a set of binary categories.
