Implementation of 2D Discrete Wavelet Transform by Number Theoretic Transform and 2D Overlap-Save Method

Figure 7

A 2-dimensional image of an aircraft is dividing into separated small subimages; the parameters of 𝑣₀ and 𝑣₁ are chosen as follows: (a) 𝑣₀=0, 𝑣₁=0, 𝑣₀=1, 𝑣₁=1, 𝑣₀=2, 𝑣₁=2 and 𝑣₀=3, 𝑣₁=3, and 𝑣₀=4 and 𝑣₁=4; (b) 𝑣₀=0, 𝑣₁=1, 𝑣₀=1, 𝑣₁=2, 𝑣₀=2, 𝑣₁=3, and 𝑣₀=3 and 𝑣₁=4; (c) 𝑣₀=0, 𝑣₁=2, 𝑣₀=1, 𝑣₁=3, and 𝑣₀=2 and 𝑣₁=4; (d) 𝑣₀=0, 𝑣₁=3, and 𝑣₀=1 and 𝑣₁=4; (e) 𝑣₀=0 and 𝑣₁=4; (f) 𝑣₀=1, 𝑣₁=0, 𝑣₀=2, 𝑣₁=1, 𝑣₀=3, 𝑣₁=2, and 𝑣₀=4 and 𝑣₁=3; (g) 𝑣₀=2, 𝑣₁=0, 𝑣₀=3, 𝑣₁=1, and 𝑣₀=4 and 𝑣₁=2; (h) 𝑣₀=3, 𝑣₁=0, and 𝑣₀=4 and 𝑣₁=1; and (i) 𝑣₀=4 and 𝑣₁=0.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)