Britta Velten

icon indicating a website link https://bv2.github.io

icon company University Heidelberg icon location Heidelberg icon location Tenure-Track professor for Multifactorial Data Analysis and Machine Learning at University Heidelberg

Results 4 comments of Britta Velten

Mefisto error - ValueError: operands could not be broadcast together with shapes (10,1) (23,1)

Dear Saumya, I have not encountered this error before. Could you also share the print-out of the untrained MOFA model and the covariates slot of it (MOFAobject_untrained@covariates)? Did you modify...

Mefisto error - ValueError: operands could not be broadcast together with shapes (10,1) (23,1)

Looks good from the distance - can you trace back which step in the model the error comes from? You can also share the untrained model (e.g. with only one...

Prediction on held-out data

Hi Will, thanks for reporting this bug. This should be fixed now on the dev branch (`pip install git+https://github.com/bioFAM/mofapy2@dev`) and will be part of the next mofapy2 version.

how to specify the covariance structure across groups

You can use mefisto_opts$model_groups = FALSE to speed up computation and not perform optimization of the group covariance structure.