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low-sky/spectral_stack
Potential ringing in output spectrum?

I m seeing some evidence for ringing in the stacked spectra. Unclear if this is due to baselining issues in the calibrated data or FFT in spectral_stack (or the always exciting something else). Noting ...
  • aakepley
  • Opened 
    on May 10, 2021
  • #2

low-sky/spectral_stack
channelShiftVec returns all nans if input spectra contains nans.

I have regions of nan values at the beginning and end of my cube due to regridding. When the input spectrum contains any nans, the channel shift returns all nans. https://github.com/low-sky/spectral_stack/blob/c74e5b06d4385a5f8cc6d386f6c93334234c2510/stacking.py#L6 ...
  • aakepley
  • Opened 
    on Apr 22, 2021
  • #1
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