%Subtracts min value and divides by value of first pixel

so = x1pd030610141720;
figure;plot(so')

minX1 = min(so);
minX2 = min(minX1);
xoa = so - minX2;
figure;plot(xoa')

[N M] = size(so);
xtemp = xoa(:,1).*ones(N,M);
xob= xoa./xtemp;
figure;plot(xob');

x1pd030610141720n = xob;

