bn:03308081n
Noun Concept
Categories: Matrices, Linear algebra, Functional analysis, Linear operators, Regression analysis
EN
projection  projection matrix  Camera matrix  Hat matrix  annihilator matrix
EN
In statistics, the projection matrix {\displaystyle }, sometimes also called the influence matrix or hat matrix {\displaystyle }, maps the vector of response values to the vector of fitted values. Wikipedia
English:
linear algebra
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EN
In statistics, the projection matrix {\displaystyle }, sometimes also called the influence matrix or hat matrix {\displaystyle }, maps the vector of response values to the vector of fitted values. Wikipedia
In linear algebra and functional analysis, a projection is a linear transformation P {\displaystyle P} from a vector space to itself such that P ∘ P = P {\displaystyle P\circ P=P}. Wikipedia
A linear transformation P from a vector space to itself such that P2 = P Wikipedia Disambiguation
Notion in statistics Wikidata
An idempotent linear transformation which maps vectors from a vector space onto a subspace. Wiktionary
Linear algebra: idempotent linear transformation from a vector space onto a subspace. Wiktionary (translation)
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