Whoa! Quite similar to the &quot;magic&quot; behind compressed sensing (as noted by the authors of the paper linked by the OP):<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Compressed_sensing" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Compressed_sensing</a><p>Nice to see that similar mathematical tools are being developed for similar problems.<p>Edit: typo