Hi there,
On ## 4 - Collaborative filtering learning algorithm
This is rather minor but it is still incorrect. The superscript of the Bias should be ājā instead of āiā.
š¦(š,š)=š°(š)ā š±(š)+š(š)y(i,j)=w(j)ā x(i)+b(i) <<
Would appreciate that if this could be corrected.
Thanks,
Stanley