A High-Capacity Image Steganography Method Using Chaotic Particle Swarm Optimization

Table 2

Possible values for bit-planes particle.

Value	Description
0000	Use none of LSBs
0001	Use 1^st LSB
0010	Use 2^nd LSB
0011	Use 1^st and 2^nd LSBs
0100	Use 3^rd LSB
0101	Use 1^st and 3^rd LSBs
0110	Use 2^nd and 3^rd LSBs
0111	Use 1^st, 2^nd, and 3^rd LSBs
1000	Use 4^th LSB
1001	Use 1^st and 4^th LSBs
1010	Use 2^nd and 4^th LSBs
1011	Use 1^st, 2^nd, and 4^th LSBs
1100	Use 3^rd and 4^th LSBs
1101	Use 1^st, 3^rd, and 4^th LSBs
1110	Use 2^nd, 3^rd, and 4^th LSBs
1111	Use four LSBs