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function n = normalize(data)
if (size(data, 1) == 1)
data = data';
end
_min = repmat(min(data), size(data, 1), 1);
_max = repmat(max(data), size(data, 1), 1);
equals = (_min == _max);
if any(any(equals))
_min(equals) = 0;
% Prevent division by zero, and devide by 1
_max(_max == 0) = 1;
end
n = (data - _min) ./ (_max - _min);
end
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