For me the giveaway in some of them were that the computer-generated ones were &quot;from a photograph&quot;. So, the woman with the hair up in an impossible position was a human-generated one [1], for example. Also, the ones that looked more photograph-like were also computer generated. For instance, compare [2] and [3]<p>[1] <a href="http:&#x2F;&#x2F;turing.deepart.io&#x2F;t&#x2F;4.jpg" rel="nofollow">http:&#x2F;&#x2F;turing.deepart.io&#x2F;t&#x2F;4.jpg</a><p>[2] <a href="http:&#x2F;&#x2F;turing.deepart.io&#x2F;t&#x2F;1.jpg" rel="nofollow">http:&#x2F;&#x2F;turing.deepart.io&#x2F;t&#x2F;1.jpg</a><p>[3] <a href="http:&#x2F;&#x2F;turing.deepart.io&#x2F;f&#x2F;3.png" rel="nofollow">http:&#x2F;&#x2F;turing.deepart.io&#x2F;f&#x2F;3.png</a>