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Linear Algebra
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Matrix multiplication
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317.
Geometric Interpretation of Matrix-Vector Multiplication
medium
Matrix-vector multiplication Ax can be interpreted geometrically as what?
A
A normalization of the vector x to lie within the unit ball defined by A's columns
B
A projection of the vector x onto the column space of A along the row space
C
A translation of the vector x by the amount encoded in each row of A
D
A linear transformation of the vector x — rotating, scaling, reflecting, or shearing it in space
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