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Что (кто) такое envelopment$25312$ - определение
NONPARAMETRIC METHOD IN OPERATIONS RESEARCH AND ECONOMETRICS
Data Envelopment Analysis
Data envelopment analysis
Data envelopment analysis (DEA) is a nonparametric method in operations research and economics for the estimation of production frontiers.Charnes et al (1978)
Envelop
Envelop; Envelope (military)
·noun The nebulous covering of the head or nucleus of a comet;
- called also coma.
II. Envelop ·noun A work of earth, in the form of a single parapet or of a small rampart. It is sometimes raised in the ditch and sometimes beyond it.
III. Envelop ·noun That which envelops, wraps up, encases, or surrounds; a wrapper; an inclosing cover; ·esp., the cover or wrapper of a document, as of a letter.
IV. Envelop ·vt To put a covering about; to wrap up or in; to inclose within a case, wrapper, integument or the like; to surround entirely; as, to envelop goods or a letter; the fog envelops a ship.
V. Envelop ·noun A curve or surface which is tangent to each member of a system of curves or surfaces, the form and position of the members of the system being allowed to vary according to some continuous law. Thus, any curve is the envelope of its tangents.
VI. Envelop ·noun A set of limits for the performance capabilities of some type of machine, originally used to refer to aircraft. Now also used metaphorically to refer to capabilities of any system in general, including human organizations, ·esp. in the phrase push the envelope. It is used to refer to the maximum performance available at the current state of the technology, and therefore refers to a class of machines in general, not a specific machine.
Envelopment
Envelop; Envelope (military)
·noun That which envelops or surrounds; an Envelop.
II. Envelopment ·noun The act of enveloping or wrapping; an inclosing or covering on all sides.
Википедия
Data envelopment analysis
Data envelopment analysis (DEA) is a nonparametric method in operations research and economics for the estimation of production frontiers. DEA has been applied in a large range of fields including international banking, economic sustainability, police department operations, and logistical applications Additionally, DEA has been used to assess the performance of natural language processing models, and it has found other applications within machine learning.
