[Retracted] Algorithm of Encrypting Digital Image Using Chaos Neural Network

Table 3

Random test result.

Type of test	value	Through the situation
Frequency check (single bit)	0.707255	Pass
In-block frequency test	0.194782	Pass
Run test	0.453389	Pass
Longest run within block test	0.724014	Pass
Binary matrix rank test	0.535871	Pass
Discrete Fourier transform test	0.744492	Pass
Nonoverlapping module match test	0.436871	Pass
Overlapping module matching check	0.802471	Pass
Maurer’s universal statistical test	0.850741	Pass
Linear complexity test	0.605880	Pass
Serial test ( value)	0.981279	Pass
Serial test ( value)	0.916700	Pass