cancel
Turn on suggestions
Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.
Showing results for 
Search instead for 
Did you mean: 
Help
Machine Learning
Dive into the world of machine learning on the Databricks platform. Explore discussions on algorithms, model training, deployment, and more. Connect with ML enthusiasts and experts.
cancel
Turn on suggestions
Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Start a conversation
Mr__E
by • Contributor II
  • 2980 Views
  • 2 replies
  • 2 kudos

Resolved! OneHotEncoder fails with 'Cannot have an empty string for name'

I have followed the basic guide on using OneHotEncoder, matching the syntax exactly with my own data tables. The tables have enumerated string values. I first run a StringIndexer (both with and without handleInvalid set):indexer = StringIndexer( ...

Machine Learning
Reply
  • 2980 Views
  • 2 replies
  • 2 kudos
View Replies
Latest Reply
EliasHaydar
New Contributor II
  • 2 kudos

Nice catch ! Indeed, the error is misleading. In my case, it was a specific column that had a string with just whitespaces.

  • 2 kudos
1 More Replies
Anonymous
by • Not applicable
  • 819 Views
  • 0 replies
  • 0 kudos

Feature Discovery

How would one discover features here and also know how to make sense of these features?Ideally, we can trace the usage of features in code as well.

Machine Learning
Reply
  • 819 Views
  • 0 replies
  • 0 kudos
Labels