how to perform idwt on a 2D matrix?

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Sajid Sarwar le 19 Nov 2018

Commenté : Sajid Sarwar le 22 Nov 2018

s=rand(10000,1);

d=dwt2(s,'haar');

Now how to perform idwt2 on d matrix.

Sajid Sarwar le 20 Nov 2018

can anyone help?

Sajid Sarwar le 22 Nov 2018

Answer of above question

s=rand(10000,1);

[LL,LH,HL,HH]=dwt2(s,'haar');

sx=size(s);

st =idwt2(LL,LH,HL,HH,'haar',sx);

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