Sentence examples for using a backward differentiation from inspiring English sources

Richards' equation governing the subsurface flow is discretized using a backward differentiation formula and a symmetric interior penalty discontinuous Galerkin method.

Specifically, the method of lines is used to reduce the governing PDEs to a system of ODEs, which is then solved using a backward differentiation method.

Model simplification was performed using a backward stepwise algorithm.

These covariates were selected using a backward stepwise procedure.

The model was optimized using a backward stepwise regression.

Prognostic factors were identified using a backward selection procedure.

Variables were selected using a backward stepwise process.

Non-significant predictors were eliminated using a backward elimination method.

A multiple logistic regression model using a backward procedure was used.

Generalized estimating equations were used to develop the risk models using a backward elimination process.

Confounding was evaluated starting with a full multivariate model and using a backward elimination approach (36).