Introduction - If you have any usage issues, please Google them yourself
Set with seven short line segments 1, 2, 3, 4, 5, 10 digital graphics, 7 segment represented by a vector, and digital graphics used in the segment, the corresponding component value of 1, and the unused segments corresponding component value of 0 can be a vector, respectively, so that each digital graphics, its sequence number is: trial design of a neural network, it is possible to distinguish the odd and even digital.