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In cognitive psychology, a basic category is a category at a particular level of the category inclusion hierarchy (i.e., a particular level of generality) that is preferred by humans in learning and memory tasks.
Basic level categories tend to have the same parts and recognizable images. Clearly semantic models based on attribute-value pairs fail to identify privileged levels in the hierarchy. Functionally, it is thought that basic level categories are a decomposition of the world into maximally informative categories. Thus, they
Basic level categories exhibit high within-category similarities and high between-category dissimilarities. Furthermore, the basic level is the most inclusive level at which category exemplars share a generalized identifiable shape. [6] Adults most-often use basic level object names, and children learn basic object names first. [6]
The Dewey Decimal Classification (DDC) is structured around ten main classes covering the entire world of knowledge; each main class is further structured into ten hierarchical divisions, each having ten divisions of increasing specificity. [1]
Additionally, there is the "basic" or "middle" level at which people will most readily categorize a concept. [6] For example, a basic-level concept would be "chair", with its superordinate, "furniture", and its subordinate, "easy chair". Concepts may be exact or inexact. [7]
In ontology, the theory of categories concerns itself with the categories of being: the highest genera or kinds of entities. [1] To investigate the categories of being, or simply categories , is to determine the most fundamental and the broadest classes of entities. [ 2 ]
These are sets of top level categories for organizing outlines of Wikipedia articles. The category sets below range from 2-fold to 32-fold classifications of basic aspects of our experience and knowledge of the world. The category sets expand in number mostly by gradual sub-division within four main categories: culture, social sciences & society, n
Entry to these programmes normally requires the successful completion of ISCED level 3A or 3B or a similar qualification at ISCED level 4A. All degrees and qualifications are cross-classified by type of programmes, position in national degree or qualification structures and cumulative duration at tertiary.