Analysis of Communication Compression and Transmission in a Multimedia and Internet of Things Environment Integrating Scene Elements

Figure 3

Comparison of the relevance of encryption methods. (a) The original image block. (b) Encrypted image block. (c) Mod 256 encryption image block. (d) The original image block D-value. (e) Encrypted image block D-value. (f) Mod 256 encryption image block D-value.

(a)

(b)

(c)

(d)

(e)

(f)