next up previous contents index
Next: Amplitude and phase Up: Noise Previous: Radiometric equation   Contents   Index

Weights

As usual, the weights $ W_{ij}$ associated to a visibility $ V_{ij}$ are defined to be: 1

$\displaystyle W_{ij} = \frac{1}{\sigma_{ij}^2}$ (12)



Gildas manager 2022-01-17