“…Figure 5(a) shows the input images of the brain, shoulder, spine, and knee. The corresponding enhanced images obtained are compared with the various existing algorithms namely, AGCWD [40], BBHE [51], DSIHE [52], DWT-SVD-AGC [32], DWT-SVD [3], HE [44], SHMS [53], WAHE [54], and Enhanced Cuckoo Search Algorithm (ECSA) [28] respectively. [40], (c) BBHE [51], (d) DSIHE [52], (e) DWT-SVD-AGC [32], (f) DWT-SVD [3], (g) HE [44], (h) SHMS [53], (i) WAHE [54], (j) ECSA [28] and (k)…”