Technical details

Contents:

• Component lists
  • File format
  • The columns
  • History
• Weighting and gridding
  • Weighting
  • Gridding
• Restoring beam shape
  • Solving highly elliptical beams
  • Fitting algorithm
  • History
• Polarizations and weights
  • Calculating Stokes I values
  • Visibility weights
• FITS keywords
  • Meaning of frequency keywords
  • WSClean-specific keywords
• Computational performance
  • Gridder
  • General improvements
  • w-stacking
• w-stacking interface
• Storing imaging weights
  • Meaning of weight values
  • Polarizations and writing
• DS9 region file
  • Defining a facet
  • Adding a text label
  • Adding a facet point of interest
  • Example facet file
• Primary beam (component) images
  • Single Stokes I response image
  • Mueller-matrix component images
• Time-frequency smearing
  • Approximation
  • Derivation
• BDA Support in MeasurementSets
  • Rationale
  • Suggested implementation
  • Ordering
  • Use cases
  • Example
  • After applying BDA to the original MS: