Run PCA or HMF on QSO spectra.
Historically, QSO templates were comptuted one at a time instead of
all at once.
- Parameters:
- metadata
dict
Dictionary containing metadata about the spectra.
- newflux
ndarray
Flux shifted onto common wavelength.
- newivar
ndarray
Inverse variances of the fluxes.
- verbose
bool
, optional If True
, print lots of extra information.
- Returns:
dict
A dictonary containing flux, eigenvalues, etc.