Method gradient

dependency/densecrf3d/src/pairwise.cpp:193–198

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