Linear Algebra for ML

Dot products and angles, orthogonality, unit vectors, linear and quadratic forms, diagonal matrices.

0 / 8 solved

Question Tags Difficulty Success

dot-productangle +1

Easy 77%

linear-algebraorthonormal +2

Easy 75%

linear-formbias +1

Easy 100%

outer-productmatrix-multiplication +1

Easy 45%

ranklinear-independence

Easy 88%

projectiondot-product

Easy 70%

quadratic-formdiagonal-matrix +1

Medium 100%

covariancepositive-semidefinite

Medium 35%

8 of 8 questions here are still unsolved.