i need this equation matlab code any body help me.
1 visualizzazione (ultimi 30 giorni)
Mostra commenti meno recenti
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/168938/image.png)
0 Commenti
Risposte (1)
Jan
il 15 Gen 2018
Modificato: Jan
il 15 Gen 2018
gbar = sum(g(:)) / (M * N);
sigma2 = sum((g(:) - gbar) .^ 2) / (M * N - 1);
Looks straight forward. But what about:
sigma2 = var(g(:))
1 Commento
Image Analyst
il 15 Gen 2018
and
gBar = mean(g(:)) % Compute mean over all values in the 2-D matrix.
Vedere anche
Categorie
Scopri di più su Simulation, Tuning, and Visualization in Help Center e File Exchange
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!