raster

Line-by-line image

A raster is a grid of pixels forming a digital image, where each pixel holds color or brightness data.

Raster graphics (photographs, web images) contrast with vector graphics, which use mathematical formulas for shapes.

The term comes from the scanning pattern of old cathode-ray tubes, which drew images line by line.

The logo looked blurry because it was a raster file, not a vector.

image

bitmap

Pixel-based image format

  • pixelSmallest display unit
  • tiffMinor interpersonal dispute
  • resolutionFormal decision or determination

megapixel · antialiasing · dithering · aliasing · compression · interpolation · rendering · scanline · framebuffer · photoshop

scanning

CRT

Vacuum tube display

television · monitor · deflection · interlacing · flyback · composite · RGB

grid

scanline

Horizontal display row

  • matrixOrdered numerical arrangement
  • arrayOrdered collection or display
  • rowLinear arrangement across

column · lattice · mesh · coordinates · cell · addressable · sequential · interlaced · progressive · horizontal

geospatial

GIS

Spatial data framework

aerial · elevation · terrain · classification · band · multispectral · sentinel · mosaic · tile · pyramid

graphics

rendering

Interpretive depiction or performance

  • shaderGPU rendering microprogram
  • fragmentIncomplete portion of whole
  • GPUVisual processing hardware

polygon · fill · triangle · wireframe · 3D · frame · pipeline · vertex

music

manuscript

Original text before publication

  • notationSystem of written symbols
  • staveBarrel's wooden rib
  • ruledExercised sovereign authority

scoring · copyist

Categories
Opposites
image representation method

rastervector

Quantity with direction

vector graphics · SVG · vector image · wireframe · parametric

Family

rasterized, rasterization, rasterizing

Familiarity
Top 500,000
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Used worldwide · Timeless · Rated G