Equivalence between Mahalanobis distance and PCA (mathematical proof)
9215
Bottom to top explanation of the Mahalanobis distance?
26691
Uniformly distributed n-dimensional probability vectors over a simplex
123505
how to prove vector norm equivalence in finite dimensional space($\mathbb{R}^{n}$)?
29579
Ways to measure distance from multivariate Gaussian (Mahalanobis distance)
7603
Relationship between SVD and PCA. How to use SVD to perform PCA?
51735
Mean distance from origin after $N$ equal steps of Random-Walk in a $d$-dimensional space.
122305
Proof of matrix norm property: submultiplicativity
97435
Reversing PCA back to the original variables
3589
How to reverse PCA and reconstruct original variables from several principal components?
84446
How to project a new vector onto PCA space?
108567
Nielsen & Chuang Exercise 2.2 - “Matrix representations: example”
29381
How to perform dimensionality reduction with PCA in R
90679
Algebra of LDA. Fisher discrimination power of a variable and Linear Discriminant Analysis
38169
Bounds on off-diagonal entries of a correlation matrix
37653
Singular covariance matrix in Mahalanobis distance in Matlab
85713
Showing Parallelism is an equivalence relation in $\Bbb R ^2$
14465
"Normalizing" variables for SVD / PCA