Photoshop has features and tools that allow you to do very practical and useful things. Knowing how to blur image backgrounds without affecting the image in Photoshop can be a very practical and ...

GIMP is a free image editing application that enables you to add effects to photos or create cool graphic designs. GIMP users can apply blur effects to their photos while retaining the sharpness of ...

Whether an image appears blurry or sharp depends on the distribution of contrast across different spatial scales. Smoothing the sharp transitions in an image by low-pass spatial filtering makes it ...