frequency domain

Digital Image Processing MCQs In this article, we will discuss the most commonly asked multiple-choice questions related to Digital Image Processing. The…

Computer Vision and Computer Graphics Computer vision Computer vision is a scientific field which deals with how computers can be made as…

Pixels, Dots, and Lines per Inch Megapixels A digital camera uses pixel elements (also known as a pixel) to capture images. More…

What is Quantization? Quantization is a lossy compression technique which is achieved by compressing a range of values to single quantum. In…

Resolution Gray Level Resolution Gray-level resolution refers to the number of shades of gray which are used in preparing the image for…

Robinson compass mask A Robinson compass mask is a type of mask which is used for edge detection. It has eight orientations.…

Signal and System Introduction Analog signals The analog image processing is applied on analog signals and it processes only two-dimensional signals. Analog…

Types of Images There are three types of images. They are as following: 1. Binary Images It is the simplest type of…

History of Photography The first process of photography was called heliography which was invented by Nicephore Niepce in the year 1824. In…

Introduction to JPEG Compression JPEG is an image compression standard which was developed by “Joint Photographic Experts Group”. In 1992, it was…