Reposting this paper from earlier this year. Bit similar but with different technique I believe.<p><a href="http:&#x2F;&#x2F;people.mpi-inf.mpg.de&#x2F;~mzollhoef&#x2F;Papers&#x2F;SGASIA2015_RR&#x2F;paper.pdf" rel="nofollow">http:&#x2F;&#x2F;people.mpi-inf.mpg.de&#x2F;~mzollhoef&#x2F;Papers&#x2F;SGASIA2015_RR...</a>
<a href="https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=eXVspNUeiWw" rel="nofollow">https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=eXVspNUeiWw</a>