Assertion: component's data | /r/HasProperty | preserved
Facets:
Source sentences:
text: By construction, of all the transformed data matrices with only L columns, this score matrix maximises the variance in the original data that has been preserved, while minimising the total squared reconstruction error ‖ T W T − T L W L T ‖ 2 2 {\displaystyle \|\mathbf {T} \mathbf {W} ^{T}-\mathbf {T} _{L}\mathbf {W} _{L}^{T}\|_{2}^{2}} or ‖ X − X L ‖ 2 2 {\displaystyle \|\mathbf {X} -\mathbf {X} _{L}\|_{2}^{2}} .