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[BV] Assignment2 3-5 finished

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Signed-off-by: Jim Martens <github@2martens.de>
This commit is contained in:
Jim Martens
2016-11-01 14:24:07 +01:00
parent 4ecdd157fa
commit de4654c1d7
3 changed files with 47 additions and 0 deletions
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18
bv/hist_dist_Euclidean.m Normal file
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function [ distance ] = hist_dist_Euclidean( h1, h2 )
%HIST_DIST_EUCLIDEAN Calculates euclidean distance between histograms
sum_of_differences = 0;
s = size(h1);
if s(1) > 1
n = s(1);
else
n = s(2);
end
for i = 1:n
sum_of_differences = sum_of_differences + (h1(i) - h2(i))^2;
end
distance = sqrt(sum_of_differences);
end

14
bv/hist_dist_Manhattan.m Normal file
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function [ distance ] = hist_dist_Manhattan( h1, h2 )
%HIST_DIST_MANHATTAN Calculates the Manhattan distance between 2 histograms
distance = 0;
s = size(h1);
if s(1) > 1
n = s(1);
else
n = s(2);
end
for i = 1:n
distance = distance + abs(h1(i) - h2(i));
end
end

15
bv/hist_dist_intersection.m Normal file
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function [ intersection ] = hist_dist_intersection( h1, h2 )
%HIST_DIST_INTERSECTION Calculates intersection between 2 histograms
intersection = 0;
s = size(h1);
if s(1) > 1
n = s(1);
else
n = s(2);
end
for i = 1:n
intersection = intersection + min(h1(i), h2(i));
end
end