Hi. Le ven. 19 juil. 2019 à 01:45, Paul King <paul.king.as...@gmail.com> a écrit : > > How does this relate to the OLS classes in commons math? > https://commons.apache.org/proper/commons-math/javadocs/api-3.6.1/org/apache/commons/math3/stat/regression/OLSMultipleLinearRegression.html
The new "Commons Statistics" component purports to replace the functionality currently defined in the package "org.apache.commons.math4.stat" of "Commons Math. Regards, Gilles > On Fri, Jul 19, 2019 at 8:50 AM Eric Barnhill <ericbarnh...@gmail.com> wrote: > > > > I suggested the following grammar to aim for in our meeting today with the > > developing OLS module. If you see anything you'd prefer to change let's > > establish it now , if anyone doesn't like it later, it's on me. > > > > RegressionData data = RegressionDataLoader.of(double[][] y, double[] x); > > Regression ols = new OLSRegression(); > > RegressionResults results = ols.regress(data); > > betas = results.getBetas() ; > > > > where: > > RegressionData is an interface > > RegressionDataLoader is a factory class and of() a (possibly overloaded) > > static method > > Regression is an interface, implemented by OLSRegression > > RegressionResults is an interface, the specific class returned is > > OLSResults which implements it. > > betas are the intercept and slopes of the regression model > > > > I think this preserves abstraction at the levels desired, since we will > > want in future flexibility as to regression type, posslble state parameters > > set on the regression object, and results contents and format. But also > > doesn't take on any unnecessary abstractions. > > > > Eric > > --------------------------------------------------------------------- > To unsubscribe, e-mail: dev-unsubscr...@commons.apache.org > For additional commands, e-mail: dev-h...@commons.apache.org > --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@commons.apache.org For additional commands, e-mail: dev-h...@commons.apache.org
