Less Wrong is a community blog devoted to refining the art of human rationality. Please visit our About page for more information.

pnrjulius comments on That Alien Message - Less Wrong

111 Post author: Eliezer_Yudkowsky 22 May 2008 05:55AM

You are viewing a comment permalink. View the original post to see all comments and the full post content.

Comments (164)

Sort By: Old

You are viewing a single comment's thread. Show more comments above.

Comment author: pnrjulius 09 April 2012 04:47:06AM 0 points [-]

In particular, you need counterfactuals. You need to DROP a rock, and compare it to an undropped rock. You need to BEND a blade of grass, and compare it to unbent grass.

If you just see one image, you can't possibly infer how it will behave when its parameters are changed.