Method kernelGradient

dependency/densecrf/src/pairwise.cpp:202–207

	kernel_->setParameters( v );
}
VectorXf PairwisePotential::kernelGradient( const MatrixXf & b, const MatrixXf & Q ) const {
	MatrixXf lbl_Q = 0*Q;
	// You could reuse the filtered_b from applyTranspose
	compatibility_->apply( lbl_Q, Q );
	return kernel_->gradient(b,lbl_Q);
}