Classification is usually understood to mean the allocation of objects to certain pre-existing classes or categories. This distinguishes it from clustering...

The Köppen climate classification is one of the most widely used climate classification systems. It was first published by German-Russian climatologist...

at the classification of demons within the contexts of classical mythology, demonology, occultism, and Renaissance magic. These classifications may be...

IQ classification is the practice of categorizing human intelligence, as measured by intelligence quotient (IQ) tests, into categories such as "superior"...

In astronomy, stellar classification is the classification of stars based on their spectral characteristics. Electromagnetic radiation from the star is...

and classification The science of classification, in biology the arrangement of organisms into a classification "The science of classification as applied...

Emotion classification, the means by which one may distinguish or contrast one emotion from another, is a contested issue in emotion research and in affective...

Governments and private organizations have developed car classification schemes that are used for various purposes including regulation, description, and...

A library classification is a system used within a library to organize materials, including books, sound and video recordings, electronic materials, etc...

Truck classifications are typically based upon the maximum loaded weight of the truck, typically using the gross vehicle weight rating (GVWR) and sometimes...

Climate classifications are systems that categorize the world's climates. A climate classification may correlate closely with a biome classification, as climate...

The Library of Congress Classification (LCC) is a system of library classification developed by the Library of Congress in the United States, which can...

language classification is the grouping of related languages into the same category. There are two main kinds of language classification: genealogical...

The International Classification of Diseases (ICD) is a globally used medical classification used in epidemiology, health management and for clinical purposes...

When classification is performed by a computer, statistical methods are normally used to develop the algorithm. Often, the individual observations are...

The British Board of Film Classification (BBFC), previously The British Board of Film Censors, is a non-governmental organisation founded by the British...

Document classification or document categorization is a problem in library science, information science and computer science. The task is to assign a document...

A classification yard (American English, as well as the Canadian National Railway), marshalling yard (British, Hong Kong, Indian, and Australian English...

Official Classification of 1855 resulted from the 1855 Exposition Universelle de Paris, when Emperor Napoleon III requested a classification system for...

those without. Carl Linnaeus created the first hierarchical biological classification for animals in 1758 with his Systema Naturae, which Jean-Baptiste Lamarck...

Industry classification or industry taxonomy is a type of economic taxonomy that classifies companies, organizations and traders into industrial groupings...

Binary classification is the task of classifying the elements of a set into one of two groups (each called class). Typical binary classification problems...

The SEC classification is the classification of consumers on the basis of parameters. Traditionally the two parameters used to categorize consumers were...

Soil classification deals with the systematic categorization of soils based on distinguishing characteristics as well as criteria that dictate choices...

The Dewey Decimal Classification (DDC), colloquially known as the Dewey Decimal System, is a proprietary library classification system which allows new...

A ship classification society or ship classification organisation is a non-governmental organization that establishes and maintains technical standards...

Colon classification (CC) is a library catalogue system developed by Shiyali Ramamrita Ranganathan. It was an early faceted (or analytico-synthetic) classification...

Virus classification is the process of naming viruses and placing them into a taxonomic system similar to the classification systems used for cellular...

Chordata. Mammal classification has been through several iterations since Carl Linnaeus initially defined the class. No classification system is universally...

Forrest classification is a classification of upper gastrointestinal hemorrhage used for purposes of comparison and in selecting patients for endoscopic...