I'm working on a Linear Regression model and the R2 is 0.89 which tells me my regression line is a good fit. When I calculated the residual sum squared, the ... ... <看更多>

And Calculating the sum of square residuals, R2, and standard error of estimation, s. I'm new to matlab but have been following the methods ... ... <看更多>

residual () to compute the root mean squared error (RMSE), a.k.a. residual standard error. # Compute RMSE sqrt(sum(residuals(mod)^ ... ... <看更多>

By evaluating the residual sum-of-squares on a 3-dimensional grid I can create the projections onto the 2-dimensional faces and plot contours. ... <看更多>