Image Processing Reference
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3.9 Compute the eigenvalues and eigenvectors of the matrix
2
3
111
021
003
4
5
A ¼
Find, if possible, the matrix M such that M 1 AM is a diagonal matrix.
3.10 Show that the eigenvalues of A þ a I are related to the eigenvalues of A by
l( A þ a I ) ¼ l( A ) þ a
3.11 Find the SVD of the following matrices:
2
4
3
5 ,
2
4
3
5
, B ¼
1
10
1
1
1
2
A ¼
3
20
and
C ¼
2
3
34
24
1
35
3.12 Consider the symmetric square matrix
40
0
b
1
b
1
1
A ¼
1
a
1
a
2
(a) Find eigenvalues of A þ
3I.
(b) For what value of
a
, the matrix A þ a I is singular.
3.13 Determine whether the following matrices are (a) positive de
nite, (b) positive
semi-de
nite, (c) negative de
nite, and (d) negative semi-de
nite:
2
4
3
5 , B ¼
2
4
3
5 ,
211
140
101
1
1
1
7
6
62
A ¼
and
C ¼
1
4
1
1
1
2
3.14 Consider the following square matrix:
2
1
12
A ¼
(a) Compute A k and e At using the Cayley
Hamilton theorem.
(b) Find the square roots of the matrix, that is,
-
find all matrices B such that
B 2
¼ A using the Cayley
Hamilton theorem method.
-
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