Modified Global and Modified Linear Contrast Stretching Algorithms: New Colour Contrast Enhancement Techniques for Microscopic Analysis of Malaria Slide Images

Figure 6

Results of contrast enhancement techniques for the blurred trophozoite image with 0.1% density of salt-and-pepper noise.

(a) Original image

(b) GCS

(c) LCS

(d) MGCS (min_𝑃=1%,max_𝑃=1%)

(e) MGCS (min_𝑃=1%,max_𝑃=10%)

(f) MGCS (min_𝑃=0.5%,max_𝑃=10%)

(g) MLCS (min_𝑃=1%,max_𝑃=1%)

(h) MLCS (min_𝑃=1%,max_𝑃=10%)

(i) MLCS (min_𝑃=0.5%,max_𝑃=10%)