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9 lines
258 B
Matlab
9 lines
258 B
Matlab
function [x0 y0 k] = linearapprox(X,Y)
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%
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% [a b] = linearapprox(X,Y) - find linear approximation of function Y(X) through first and last points
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% y = y0 + k*(X-x0)
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%
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x0 = X(1); y0 = Y(1);
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k = (Y(end) - y0) / (X(end) - x0);
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endfunction
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