descriptor


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Related to descriptor: Deployment Descriptor, File descriptor

de·scrip·tor

 (dĭ-skrĭp′tər)
n. Computers
A word, phrase, or alphanumeric character used to identify an item in an information storage and retrieval system.

[Late Latin dēscrīptor, describer, from Latin dēscrībere, dēscrīpt-, to describe; see describe.]

descriptor

(dɪˈskrɪptə)
n
a word or phrase which constitutes the descriptive element of a sentencea keyword assigned to a data-file and stored in a search index so that it can be located through a search engine or in a database

de•scrip•tor

(dɪˈskrɪp tər)

n.
a significant term used to categorize or locate material in an index or information retrieval system.
[1960–65]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.descriptor - the phonological or orthographic sound or appearance of a word that can be used to describe or identify something; "the inflected forms of a word can be represented by a stem and a list of inflections to be attached"
linguistics - the scientific study of language
word - a unit of language that native speakers can identify; "words are the blocks from which sentences are made"; "he hardly said ten words all morning"
plural, plural form - the form of a word that is used to denote more than one
singular, singular form - the form of a word that is used to denote a singleton
ghost word - a word form that has entered the language through the perpetuation of an error
root word, stem, root, theme, radical, base - (linguistics) the form of a word after all affixes are removed; "thematic vowels are part of the stem"
etymon, root - a simple form inferred as the common basis from which related words in several languages can be derived by linguistic processes
citation form, entry word, main entry word - the form of a word that heads a lexical entry and is alphabetized in a dictionary
abbreviation - a shortened form of a word or phrase
acronym - a word formed from the initial letters of the several words in the name
2.descriptor - a piece of stored information that is used to identify an item in an information storage and retrieval system
information - knowledge acquired through study or experience or instruction
computer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures
References in periodicals archive ?
The N descriptor classification of the 7th edition remained the same for the 8th edition as studies found the classification was clearly separated by prognosis (9).
The main reason behind descriptor calculation is to decode the information concerning the physicochemical properties of each and every molecular structure liable for specific biological activity of the molecule.
In this paper, we propose a novel descriptor, named Histograms of Prominent Edge Directions (HPED) to address the previously mentioned shortcomings of the existing descriptors in representing the face image.
The NDPSS1.--To calculate interpathologist agreement using the Cohen [kappa] and to determine average prevalence across pathologists, we dichotomized each ordinal glomerular descriptor score using different cut points (eg, 0 versus 0.25-1, 0-0.25 versus 0.50-1).
Technically, this method is based on four pillars: the basic structure, physicochemical parameters (molecular descriptors), descriptor selection method, and learning algorithm.
The calculations of the condensed Fukui functions and dual descriptor are done by using the Chemcraft molecular analysis program to extract the Mulliken population analysis (MPA), natural population analysis (NPA), and Hirshfeld population analysis (HPA) atomic charges [38] beginning with single-point energy calculations involving the MN12SX density functional that uses the Def2TZVP basis set in line with the SMD solvation model and water and dioxane utilized as solvents.
Descriptor systems arise naturally in many applications such as aerospace engineering, social economic systems, and network analysis.
where [X.sub.i] is the value of each descriptor for a given molecule and [X.sub.max] and [X.sub.min] are the maximum and minimum value for each column of descriptors X.
Levels 4 and 5 are framed in terms of achievement with the agentive verb "accomplishes," as seen in the Level 5 descriptor in (2).According to FrameNet, the verb "accomplishes" invokes a frame in which an "Agent has been working on a Goal; the Agent manages to attain it".
The feature descriptor [6] is introduced and the descriptor computes the bits for the large scale images.
The Vector of Locally Aggregated Descriptors (VLAD) [9] is a descriptor encoding technique that aggregates the descriptors based on a locality criterion in the feature space.