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Projection vs Mapping - What's the difference?

projection | mapping |

In mathematics|lang=en terms the difference between projection and mapping

is that projection is (mathematics) a transformation which extracts a fragment of a mathematical object while mapping is (mathematics) a function that maps every element of a given set to a unique element of another set; a correspondence.

As nouns the difference between projection and mapping

is that projection is something which projects, protrudes, juts out, sticks out, or stands out while mapping is the process of making maps.

As a verb mapping is

.

projection

English

Noun

(en noun)
  • Something which projects, protrudes, juts out, sticks out, or stands out.
  • The face of the cliff had many projections which are big enough for birds to nest on.
  • The action of projecting]] or throwing or [[propel, propelling something.
  • The display of an image by devices such as movie projector, video projector, overhead projector or slide projector.
  • A forecast or prognosis obtained by extrapolation
  • (psychology) A belief or assumption that others have similar thoughts and experiences as oneself
  • (photography) The image that a translucent object casts onto another object.
  • (cartography) Any of several systems of intersecting lines that allow the curved surface of the earth to be represented on a flat surface. The set of mathematics used to calculate coordinate positions.
  • (geometry) An image of an object on a surface of fewer dimensions.
  • (linear algebra) An idempotent linear transformation which maps vectors from a vector space onto a subspace.
  • (mathematics) A transformation which extracts a fragment of a mathematical object.
  • (category theory) A morphism from a categorical product to one of its (two) components.
  • Synonyms

    * (something which sticks out) protuberance

    Derived terms

    * * astral projection * axonometric projection * dimetric projection * graphical projection * oblique projection * orthographic projection * parallel projection * perspective projection * projective * isometric projection * trimetric projection

    mapping

    Noun

    (en noun)
  • The process of making maps.
  • (mathematics) A function that maps every element of a given set to a unique element of another set; a correspondence.
  • (biology) The process of locating genes on a chromosome.
  • (computing) Assigning a PC to a shared drive or printer port on a network.
  • Verb

    (head)