Co-variance matrix, Eigen vector and Eigen values
10466
Making sense of principal component analysis, eigenvectors & eigenvalues
141134
How to calculate weighted covariance?
59973
Eigenvalues and power of a matrix
13640
What is the importance of eigenvalues/eigenvectors?
41256
Variance of a linear combination of vectors
123573
Is a sample covariance matrix always symmetric and positive definite?
18939
Eigenvalues of the transpose
149916
Minimum eigenvalue and singular value of a square matrix
63753
Eigenvalues of product of two complex matrices
145396
Symmetric Matrix , Eigenvectors are not orthogonal to the same eigenvalue.
19244
Covariance of a random vector after a linear transformation
135420
Determining eigenvalues, eigenvectors of $A\in \mathbb{R}^{n\times n}(n\geq 2)$.
27102
Combining two covariance matrices
154666
similar matrices have same eigenvalue... stuck
102166
What is the relation between rank of a matrix, its eigenvalues and eigenvectors
138325
Equivalence of two formulas for variance and covariance
34539
How to intuitively understand eigenvalue and eigenvector?