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Laboratorium 2 - 9.11.2010 - korelacja | |
Korelacja - podobieństwo dwóch zjawisk (np. sygnalow, jak jeden jest podobny do drugiego) | |
Korelacja wzajemna (dla 2), autokorelacja (dla 1) | |
R_{xx}(\tau) = E[x(t)x(t+\tau)] | |
R_{x,y}(\tau) = E[x(t)y(t+\tau)] |
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f(x) = a*x + b | |
set terminal png size 1024,768 | |
set xlabel "I [mA]" | |
set ylabel "U [V]" | |
set title "U=f(I)" | |
fit f(x) "rc.dat" via a,b | |
set output "rc.png" | |
plot f(x) notitle, "rc.dat" notitle with xyerrorbars ls 3 |
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