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  1. Raster graphics - Wikipedia

    In computer graphics and digital photography, a raster graphic, raster image, or simply raster is a digital image made up of a rectangular grid of tiny colored (usually square) so-called pixels.

  2. Raster graphics | Definition, Examples, Advantages, & Facts - Britannica

    A raster graphic is made up of a collection of tiny, uniformly sized pixels, which are arranged in a two-dimensional grid made up of columns and rows. Each pixel contains one or more bits of information, …

  3. What is Raster Graphics? - GeeksforGeeks

    Jul 23, 2025 · Raster graphics are images made up of tiny dots called pixels. Each pixel has a specific color, and when you put all these pixels together, they form a complete picture.

  4. RASTER Definition & Meaning - Merriam-Webster

    The meaning of RASTER is a scan pattern (as of the electron beam in a cathode-ray tube) in which an area is scanned from side to side in lines from top to bottom; also : a pattern of closely spaced rows …

  5. What are raster image files? | Adobe

    Also known as bitmap, raster files work best when you need to store and display high-quality photographs. Most photos come in the raster file format, whether they’re print or digital.

  6. What Is a Raster? - Computer Hope

    Sep 7, 2025 · A raster image is an image file format that's defined by a pixel with one or more numbers associated with it. The number defines the location, size, or color of the pixels.

  7. What is raster data?—ArcMap | Documentation - Esri

    In its simplest form, a raster consists of a matrix of cells (or pixels) organized into rows and columns (or a grid) where each cell contains a value representing information, such as temperature.

  8. Raster Definition | GIS Dictionary - Esri Support

    A fundamental data structure consisting of a matrix of equally sized cells, or pixels, arranged in rows and columns, and composed of single or multiple bands. Each cell represents a location on the …

  9. Vector vs. Raster: What’s the difference, and when to use each - Pixabay

    Feb 27, 2025 · Raster images are composed of a grid of tiny squares called pixels. Think of a mosaic – up close, you can see the individual tiles, and together they form a complete image.

  10. Research Guides: All About Images: Raster vs. Vector Images

    Sep 8, 2025 · Raster images are compiled using pixels, or tiny dots, containing unique color and tonal information that come together to create the image. Since raster images are pixel based, they are …