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

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

Digital Image Processing System In computer science, digital image processing uses algorithms to perform image processing on digital images to extract some…

Introduction to Color Spaces Color spaces are the mathematical representation of a set of colors. There are many color models. Some of…

Introduction to Frequency domain In the frequency domain, a digital image is converted from spatial domain to frequency domain. In the frequency…

Portable Cameras vs. Digital Cameras The man who builds first portable camera was Mr. Johann Zahn. In initial days, the size of…

Krisch Compass Mask Kirsch compass mask is used for finding edges. It is almost the same as Robinson compass mask. It also…

Perspective Transformation In general terms, perspective means when human eyes see an object, it looks bigger when it is close to the…

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…