Discrete Fractional COSHAD Transform and Its Application

Figure 5

Local part of reconstructed images (block = 16 × 16, Cr is 1 : 8); (a) Q-COSHAD, 𝑚=3; (b) Q-FrCOSHAD, 𝑚=3, 𝑝=0.95, 𝑞=0.95; (c) Q-DCT; (d) Q-DHT; (e) Q-Hadamard.

(a)

(b)

(c)

(d)

(e)