A Study of Transform Domain based Image Enhancement Techniques
Gurwinder Kaur, Mandeep Kaur · International Journal of Computer Applications · 2016
An alteration of the low complexity upgrades strategies that are in light of the singular value decomposition (SVD) for saving the mean brightness of a given picture.In spite of the fact that the SVD structured systems upgrade the reduced complexity pictures by scaling its particular worth grid, they may neglect to deliver palatable results for some low difference pictures.The weighted total of solitary lattices of the data picture and its global histogram equalization (GHE) picture is ascertained to get the particular quality framework of the leveled picture.It outflanks the routine picture evening out, for example, GHE and nearby histogram balance (LHE) and in addition the SVD systems that in light of scaling its particular quality both subjectively and quantitatively.The DWT technique can produce better quantitative measurements over the other methods.