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  1. Images - Units and data representation - OCR - GCSE Computer Science ...

    In computing terms, resolution is measured in dots per inch (dpi). of the image. The resolution of an image is a way of describing how tightly packed the pixels are. In a low-resolution...

  2. Images - IGCSE Computer Science Revision Notes - Save My Exams

    May 7, 2025 · Cambridge IGCSE 0478 expects you to define resolution and colour depth, explain how both affect file size, and use formulas like width × height × colour depth to calculate …

  3. GCSE Computer Science - 1.2.4 Data storage - Images - Google …

    In your exam, you may be asked to calculate the size of an image file. To do this, we can use this formula: filesize in bytes = (x resolution * y resolution * colour depth) /8

  4. Quantifying Visual Density: Pixelation Metrics - True Geometry’s Blog

    Oct 6, 2024 · What are the necessary parameters required to calculate the resolution of an image? What is the formula used to determine the resolution of a digital image in pixels? How …

  5. 2.4d - Image Storage - OCR GCSE (J277 Spec) - CSNewbs

    Feb 4, 2020 · Learn about how images are represented in a computer system, including file size, resolution, colour depth and metadata. Based on the J277 OCR GCSE Computer Science …

  6. 1.5 IMAGE REPRESENTATION - COMPUTER SCIENCE CAFÉ

    Image representation is a key concept in computer science, particularly in the fields of computer vision and image processing. This webpage provides an in-depth overview of image …

  7. Computer Science 9618 Image and File Size Past Exam Questions

    In this video for Computer Science 9618 AS level, we focus on how to determine bit depth, image resolution and color depth to calculate file size questions that show up on the Paper...

  8. Pixel Resolution in Digital Image Processing - Online Tutorials …

    We can calculate mega pixels of a camera using pixel resolution. Column pixels (width ) X row pixels ( height ) / 1 Million. The size of an image can be defined by its pixel resolution. Size = …

  9. Resolution Calculator - Calculator Doc

    Aug 28, 2024 · The formula to calculate the resolution is: Resolution (R) = Width in Pixels (Wp) ÷ Width in Micrometers (Wum) This formula provides the resolution by dividing the number of …

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  10. With megapixel cameras, the resolution is generally the total number of pixels, divided by 1,000,000, and rounded off. Table 1 below shows examples of typical megapixel camera …

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