PNAS

Reply to Aksentijevic: It is a matter of what is countable and how neurons learn [Biological Sciences]

Y. Sun, R. C. O'Reilly, J. W. Smith, H. Wang.
Aksentijevic (1) raises issues with our recent report (2) that bear further clarification because they reflect some fundamental confusion about the nature of random sequences. First, it is essential to distinguish statistics for individual elements (i.e., patterns of length one) vs. statistics for patterns consisting of more than one element...