Mcc Toolbox -
quad = mbcquadratic(train, 'Response', 'NOx', 'Predictors', 'Speed','Load','Timing'); quad = fit(quad); summary(quad); % See coefficients Use the calset object to optimize lookup tables for multiple responses (e.g., minimize BSFC, keep NOx < limit).
% Example: Create a space-filling design factors = 'Speed', 'Load', 'Timing'; range = [800 6000; % RPM 20 120; % Load (%) -10 30]; % Timing (deg) des = xydesign(factors, range, 'NumPoints', 50); scatter(des); % Visualize Load measured data from engine tests. mcc toolbox
% 4. Optimize timing cal = calset(torque_model, 'Goal','maximize', 'Response','Torque'); cal = addconstraint(cal, 'pred(knock_model) <= 0.1'); % knock probability <10% cal = setfactorrange(cal, 'Timing', -10, 30); optimal = optimize(cal); Optimize timing cal = calset(torque_model
(best for non-linear):
% 3. Build knock model (binary: 0=no knock, 1=knock) knock_model = mbcgp(data, 'Knock', 'Speed','Load','Timing', 'Distribution','binomial'); knock_model = fit(knock_model); cal = addconstraint(cal