chaohuang

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82 Answers

newest activity votes
6
Difference between Fourier series and Fourier transformation
oct 26 at 1:53
5
Normal Operator
sep 12 at 3:23
5
Is Complex Analysis equivalent Real Analysis with $f:\mathbb R^2 \to \mathbb R^2$?
sep 1 at 1:31
4
Projection matrices
jul 18 '12 at 16:47
3
$A^T A$ eigenvalue bounding
jan 28 at 2:59
3
Notation for elementwise matrix binary operations?
nov 9 at 16:40
3
Name for diagonals of a matrix
nov 2 at 5:52
3
Correlation matrix from Covariance matrix
aug 26 at 3:55
3
Inverse of symmetric matrix $M = A A^\top$
aug 15 at 1:41
3
Given a matrix A, how to find B such that AB=BA
jul 18 '12 at 16:27
2
Least norm solution to $Ax = b$
oct 28 at 2:33
2
$kI+E$ is positive definite where $E$ is an orthogonal projection and $k>0$.
oct 27 at 1:19
2
Least Square Proof
oct 23 at 3:44
2
Intuitively (concretely actually) what happens when you multiply a matrix by its transpose?
sep 28 at 0:08
2
Minimize $||Ax-b||$ but for $A$, not $x$
sep 18 at 1:44
2
A property of $3 \times 3$ rotation matrices.
sep 3 at 22:26
2
Exact deconvolution of two matrices using numerical techniques
sep 2 at 23:41
2
Why is the complex number $z=a+bi$ equivalent to the matrix form $\left(\begin{smallmatrix}a &-b\\b&a\end{smallmatrix}\right)$
aug 10 at 5:34
2
A number of SVD components; understanding the relation
jul 21 '12 at 15:19
1
What is an example of non-convex cone
mar 29 at 18:49
1
norm less than 1 matrix theory
jan 4 at 1:01
1
how can I prove the left pseudo-inverse identity?
dec 4 at 22:06
1
Linear Algebra finding a basis of the intersection of 2 vector spaces and its dimensions
dec 3 at 3:03
1
Values for entries of a matrix to have full row rank.
dec 2 at 23:09
1
Constructing matrix with nullspace containing particular vector
nov 30 at 2:11
1
Entries of a positive definite symmetric matrix as inner products
nov 25 at 19:03
1
Faster than Fast Fourier Transform?
nov 20 at 21:17
1
Multiple Linear Regression - Multivariate Normal and Beta(ols)
nov 12 at 6:36
1
convergence of autocorrelation function and existence of Fourier transform
oct 8 at 13:10
1
$AA^T=A^TA$ and othogonallity of eigenvectors
nov 2 at 8:15
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