Yes, Master, your wish is my command…
For conv-example, I added dropout visualization in a new tab (output samples as above). Hope this help.
For collab_filter, it seems there are few free add-ons options available for “solver” function. (Note: I replaced PivotTables by values.)
The Excel macro won’t work for graddesc. Here is the solution:
For layers_example, minor changes are made from NORM.INV in Excel to NORMINV in Google Sheets.