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[libcvd-members] Example program for the new tensor voting code.
From: |
Edward Rosten |
Subject: |
[libcvd-members] Example program for the new tensor voting code. |
Date: |
Thu, 13 Dec 2007 16:34:03 -0700 (MST) |
#include <cvd/image_io.h>
#include <cvd/tensor_voting.h>
#include <TooN/SymEigen.h>
using namespace CVD;
using namespace std;
using namespace TooN;
int main()
{
Image<double> image = img_load(cin);
Image<Matrix<2> > field = dense_tensor_vote_gradients(image, 3, 3);
Image<double> done(field.size());
double maximum=0;
for(int y=0; y < field.size().y ; y++)
for(int x=0; x < field.size().x ; x++)
{
SymEigen<2> se(field[y][x]);
double score = max(se.get_evalues()[1] - 2 *
se.get_evalues()[0], 0.);
maximum = max(maximum, done[y][x] =score);
}
for(int y=0; y < field.size().y ; y++)
for(int x=0; x < field.size().x ; x++)
done[y][x] /= maximum;
img_save(done, cout, ImageType::PNG);
}
--
(You can't go wrong with psycho-rats.) (http://mi.eng.cam.ac.uk/~er258)
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- [libcvd-members] Example program for the new tensor voting code.,
Edward Rosten <=