p305235/Phase_Unwrapping_Comparison
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MiriamLoecke
2023-07-12 11:36:04 +02:00
parent 1e5d1f3fe1
commit 5c1efe956f
9 changed files with 1205 additions and 0 deletions
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67
matlab_code/probability.m Normal file
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function phi = probability(phi_w, t_low, t_high, w_s, w_t)
si = size(phi_w);
function p = prob_pass(phi_w, threshold)
p = phi_w;
pw = 0;
for x=1:si(1)
for y=1:si(2)
for z=1:si(3)
for t=1:si(4)
grad_sum = 0;
val = phi_w(x, y, z, t);
tot = 0;
if 1<x
grad_sum = grad_sum + w_s*(phi_w(x-1, y, z, t) - val);
tot = tot + w_s;
end
if x<si(1)-1
grad_sum = grad_sum + w_s*(phi_w(x+1, y, z, t) - val);
tot = tot + w_s;
end
if 1<y
grad_sum = grad_sum + w_s*(phi_w(x, y-1, z, t) - val);
tot = tot + w_s;
end
if y<si(2)-1
grad_sum = grad_sum + w_s*(phi_w(x, y+1, z, t) - val);
tot = tot + w_s;
end
if 1<z
grad_sum = grad_sum + w_s*(phi_w(x, y, z-1, t) - val);
tot = tot +w_s;
end
if z<si(3)-1
grad_sum = grad_sum + w_s*(phi_w(x, y, z+1, t) - val);
tot =tot +w_s;
end
if 1<t
grad_sum = grad_sum + w_t*(phi_w(x, y, z, t-1) - val);
tot = tot +w_t;
end
if t<si(4)-1
grad_sum = grad_sum + w_t*(phi_w(x, y, z, t+1) - val);
tot = tot +w_t;
end
prob = grad_sum /(2*pi*tot);
if prob > threshold
p(x, y, z, t) = val + 2*pi;
pw = pw +1;
end
if prob < -threshold
p(x, y, z, t) = val - 2*pi;
pw = pw +1;
end
end
end
end
end
pw;
end
phi = prob_pass(phi_w, t_low);
for i =1:9
phi = prob_pass(phi, t_low);
end
for i=1:10
phi = prob_pass(phi, t_high);
end
end