Accuracy is also used as a statistical measure of how well a binary classification test correctly identifies or excludes a condition.

But note also that some second level subcategories cover more than one means of classification, for example: Category: Hand drums identifies both the playing technique and the means of sound production, and: Category: African drums both the tradition and means of sound production, so an instrument in such a category may be in fewer than four categories and still adequately categorised.

In 1970, along with astronomer Laura P. Bautz, they created the still-used Bautz-Morgan classification scheme for clusters, which identifies those containing cD galaxies as the richest, type I clusters.

The Sarin classification of gastric varices identifies two types of gastroesophageal varices, where esophageal varices are found concurrently, and two types of isolated gastric varices, found in the absence of esophageal varices.

The Sarin classification of gastric varices identifies four different anatomical types of gastric varices, which differ in terms of treatment modalities.

The classification of hepatorenal syndrome identifies two categories of renal failure, termed type 1 and type 2 HRS, which both occur in individuals with either cirrhosis or fulminant liver failure.

He identifies the subdivisions of his Papuan classification as families ( on the order of the Germanic languages ), stocks ( on the order of the Indo-European languages ), and phyla ( on the order of the Afroasiatic languages ).

The spectrum of this star matches a stellar classification of A1 V, which identifies it as an A-type main sequence star that is generating energy through the nuclear fusion of hydrogen at its core.

It also establishes a classification for Federal data and identifies duplicative data resources.

Johann Friedrich Blumenbach | Blumenbach's five Race ( classification of human beings ) | races.

The name and order Asterales is botanically venerable, dating back to at least 1926 in the Hutchinson system of plant taxonomy when it contained only five families, of which only two are retained in the APG III classification.

According to the most recent classification scheme, the APG III of 2009, the order includes five families: Commelinaceae, Haemodoraceae, Hanguanaceae, Philydraceae, and Pontederiaceae.

The most commonly used form of the Köppen classification has five primary types labeled A through E. These primary types are A, tropical ; B, dry ; C, mild mid-latitude ; D, cold mid-latitude ; and E, polar.

David proposed the classification of legal systems, according to the different ideology inspiring each one, into five groups or families:

The DSM-IV-TR contains five sub-classifications of schizophrenia, although the developers of DSM-5 are recommending they be dropped from the new classification:

In the current star classification system, the Morgan-Keenan system, the spectrum letter is enhanced by a number from 0 to 9 indicating tenths of the range between two star classes, so that A5 is five tenths between A0 and F0, and A2 is two tenths of the full range from A0 to F0.

In this classification system, five basic jump forms are distinguished:

The diurnal birds of prey are formally classified into five families ( traditionally of the order Falconiformes, a classification currently in flux ):

For example, Nichiren Shōshū doctrine extends Tendai's classification of the Buddhist sutras into five time periods and eight categories ( 五時八教: goji-hakkyō ), its theory of 3, 000 interpenetrating realms within a single life-moment ( 一念三千: Ichinen Sanzen ), and its view of the Three Truths ( 三諦: Santai ).

It is usually considered to constitute one of five main categories in the Hornbostel-Sachs scheme of musical instrument classification ( though it is not actually present in the scheme published in 1914 ).

The United Kingdom currently uses five levels of classification — from lowest to highest, they are: PROTECT, RESTRICTED, CONFIDENTIAL, SECRET and TOP SECRET ( formerly MOST SECRET ).

It is one of the five taxa placed incertae sedis in the angiosperms in the APG III system of classification.

The designation E < sub > 6 </ sub > comes from the Cartan – Killing classification of the complex simple Lie algebras, which fall into four infinite series labeled A < sub > n </ sub >, B < sub > n </ sub >, C < sub > n </ sub >, D < sub > n </ sub >, and five exceptional cases labeled E < sub > 6 </ sub >, E < sub > 7 </ sub >, E < sub > 8 </ sub >, F < sub > 4 </ sub >, and G < sub > 2 </ sub >.

The climate of Pskov is humid continental ( Köppen climate classification Dfb ) with maritime influences due to the city's relative proximity to the Baltic Sea and Gulf of Finland ; with relative soft but long winter ( usually five months per year ) and warm summer.

The current minor league classification system divides leagues into one of five classes, those being Triple-A ( AAA ), Double-A ( AA ), Class A ( Single-A or A ), Class A Short Season, and Rookie.

His classification of them is in two groups, five inner clans, eight outer clans.

Phylogenetic analyses of sequences of five plastid DNA regions, rbcL, rps4, trnL – F, matK, and rps16, confirm most aspects of the traditional classification of the Iridaceae in four subfamilies and the evolutionary patterns that they imply, importantly the sister relationship of Isophysidoideae to the remainder of the family and the monophyly of Iridoideae.

His teachings in comparative anatomy were applied to the classification of what he called human races, of which he determined there to be five.

Blumenbach's five Race ( classification of human beings ) | races.

At the highest level of the classification, five behavioral modes are recognized:

In the case of surfaces, the Enriques classification was into five similar big classes, with three of those being analogues of the curve cases, and two more ( elliptic fibrations, and K3 surfaces, as they would now be called ) being with the case of two-dimension abelian varieties in the ' middle ' territory.

This proved definitive, as far as the classification went, with the identification of the four main families and the five exceptional cases.

Jacques Vallée has devised a UFO classification system, where the UFO sightings of four different categories are divided into five subcategories:

Respondents were not asked to describe themselves as " born again ", but as is standard in Barna studies, this classification was defined according to basic standard criteria.

In the new system, all hull classification symbols are at least two letters ; for basic types the symbol is the first letter of the type name, doubled, except for aircraft carriers.

With the advent of many people favoring cremation in North America, there has been a new classification of a funeral establishment that has started to become popular, these are classified as a " Transfer Service ", they can provide the basic needs to have someone either cremated or buried without a funeral service.

They may be based on different foundations, including their basic classification of mental disorders.

In the Henry system of classification, there are three basic fingerprint patterns: loop, whorl and arch, which constitute 60 – 65 %, 30 – 35 % and 5 % of all fingerprints respectively.

The second classification, was called the ' renewing kibbutz ', which included developments and changes in lifestyle, provided that the basic principles of mutual guarantee and equality are preserved.

This work was organised in ten books, and is an encyclopedia of the plant kingdom, in which a draft taxonomy is sketched, together with a basic classification of plant " elements ".

The Cultivated Plant Code notes that the word cultivar is used in two different senses: first, as a " classification category " the cultivar is defined in Article 2 of the International Code of Nomenclature for Cultivated Plants ( 2009, 8th edition ) as follows: The basic category of cultivated plants whose nomenclature is governed by this Code is the cultivar.

Fogg ( 1998 ) proposes the Functional Triad as a classification of three " basic ways that people view or respond to computing technologies ": persuasive technologies can function as tools, media, or social actors – or as more than one at once.

Pinel's classification of mental disorder simplified Cullen's ' neuroses ' down to four basic types of mental disorder: melancholia, mania ( insanity ), dementia, and idiotism.

Traditional classification of basic types of alternative RNA splicing events.

Consequently, they have proposed the following classification of the six basic emotions, according to their Action Units (“+” here mean “ and ”):

A basic classification of orbits is

In the SCOP, CATH, and FSSP databases, the known protein structures have been classified into hierarchical levels of structural complexity with the fold as a basic level of classification.

Emphasis is on functional town classification and the basic underlying dimensions of the city system.

In 2008 an analysis, of basic vocabulary only, from the Austronesian Basic Vocabulary Database is contradictory in that while in part it suggests that Tongan and Samoan form a subgroup, the old subgroups Tongic and Nuclear Polynesian are still included in the classification search of the database itself.

According to linguist Roger Blench, as of 2004, all specialists in Niger – Congo languages believe the languages to have a common origin, rather than merely constituting a typological classification, for reasons including their shared noun-class system, their shared verbal extensions and their shared basic lexicon.

This classification is important because generally, Meccan verses tend to have a legislative nature, whether it be theological foundations or basic faith principles.

Baughman's classification system grades this basic story as motif E332. 3. 3. 1.

The " basic classification " is an update of the original classification scheme.

Various classification systems have ranged from a basic light or dark description to detailed gradings employing photographic standards for comparison.

The most basic classification is by the number of threads used in the stitch.