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zohre saeedi


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how select random n element af array without replacement
thanks for your help

8 years ago | 0

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how select random n element af array without replacement
I have array with m members. how I can select 10 member of it randomly and without replacement?

8 years ago | 3 answers | 0

3

answers

Question


how calculate orientation of minutia(end point,bifurcation) relative to x axis in fingerprint image
hello . I have fingerprint gray scale image . I extract coordinate of minutiae . but I don't know how to calculate the orientati...

8 years ago | 1 answer | 0

1

answer

Question


how to find scaling,rotate,translate values of affine transform?
I have 2 triangle .I want to find translate, scale, rotation values between them in matlab. I use affine transform for it ...

8 years ago | 0 answers | 0

0

answers

Question


How to calculate 3 rotation angles and scaling factor from 3 by 3 affine parameters matrix
I have 2 triangle in 2_D. I need to calculate rotation angle,scaling and translate value between them. I use matlab and calculat...

8 years ago | 0 answers | 0

0

answers

Question


how to find affine transform between triangles ?
I Have 6 triangles. 3 triangle are in A and 3 triangle in Aprim. triangle1: points 1,2,3 of A triangle2: points 4,5,6 of A tr...

8 years ago | 0 answers | 0

0

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how to sort the elements of 2D matrix and understand their initial column and rows of each elements?
I have 20*30 matrix . I want to ascending sort matrix and understand their initial column and rows of each elements. for example...

8 years ago | 2 answers | 0

2

answers

Question


how select random elements of array without replacement
I have a matrix A(1*N).[a11 a12 a13 a14 a15 a16 a17 .....] first,I want to select random m1 member of A without replacement .t...

8 years ago | 1 answer | 0

1

answer

Question


specify all triangle that can be created with n point(without repeat triangle)
I have for example 20 points. I want to specify all triangle that can be created with these point and one vertex is common betwe...

8 years ago | 0 answers | 0

0

answers