Abstract: Resolution is designated as significant holding for images. Resolution is an underlined expression of any image. Gratifying quality images are required almost in every field. For this we propose new modified algorithm having the extension in scaling and the algorithm is applied on image mingled with text for producing the pleasing quality of image. This research explains resolution method for enhancing digital gray images. The proposed enhancement technique is based on the interpolation of the high frequency sub-bands.

Keywords: DWT, SWT, IDWT, WZP, CWT