in lesson 1 @jeremy talks about adding 1 to the cat codes
df[name] = col.cat.codes+1
anyone know why this is needed and what the downside of having a -1 is? how would this affect splitting?
in lesson 1 @jeremy talks about adding 1 to the cat codes
df[name] = col.cat.codes+1
anyone know why this is needed and what the downside of having a -1 is? how would this affect splitting?