public static void trace ( GrayF32 featureIntensity , GrayF32 hessianXX , GrayF32 hessianYY ) { InputSanityCheck . checkSameShape ( featureIntensity , hessianXX , hessianYY ) ; ImplHessianBlobIntensity . trace ( featureIntensity , hessianXX , hessianYY ) ; }
Feature intensity using the trace of the Hessian matrix . This is also known as the Laplacian .