eQuimageLab user guide

eQuimageLab is a Python package to process astronomical images in JupyterLab notebooks.

Enjoy the power of Python to process your images !

Contents:

• Installation
• Running eQuimageLab
• First steps with eQuimageLab
• The dashboard
  • Displaying a single image
  • Displaying multiple images
  • Selections
  • The carousel and before/after slider
  • Troubleshooting
• The Image class
  • Description
  • Creating and accessing images
  • Loading and saving images
  • More about color spaces and models
    • The lRGB and sRGB color spaces
    • The CIELab and CIELuv color spaces
    • The HSV and HSL color models
    • Color space and color model conversions
• Channels
  • Definitions
    • Luminance, lightness, luma and value
    • Chroma and saturation
  • Usage
    • Getting and setting channels
    • Histograms and statistics
    • Operations on the luma
  • Examples
• Processing images with eQuimageLab
  • Image geometry
  • Colors
  • Histogram stretching
  • Image filters
    • Convolutions
    • Noise reduction
    • Image enhancement
  • Multiscale transformations
  • Miscellaneous operations
  • Image masks
  • Edition with external softwares
  • Star transformations
• Examples