he parameter space.</p></li>
</ul><p>Multivariate Gaussian noise in the coordinate space can be added to any
sample.</p>
    </div>
    <div id="references">
    <h2>References</h2>
    <p>J Arvo (2001) Stratified Sampling of 2-Manifolds. <em>SIGRAPH 2001 (State of the
Art in Monte Carlo Ray Tracing for Realistic Image Synthesis)</em>, Course Notes,
Vol. 29. <a href="https://www.cs.princeton.edu/courses/archive/fall04/cos526/papers/course29sig01.pdf" class="external-link">https://www.cs.princeton.edu/course