Labels:text | screenshot | font | number | line | diagram OCR: RN 6 N- 2N (c) 109 Figure 1: Forward DCI equations.'s is the input samples, C is the resulting coefficients. a(x) is 1/sqrt(2) if x is 0, 1 otherwise. Typically, N=8, (a) one- dimensional; (b) two-dimensional, (e) two-dimensional, rewritten to show separation