Creating machine learning-based sentiment analysis models

Sentiment analysis determines whether the opinion that the writer expressed in a piece of text is positive, neutral, or negative. Knowledge about customers' sentiments can be very important because customers often share their opinions, reactions, and attitudes toward products and services in social media or communicate directly through chat channels.

  • Make sure that you can access the Analytics Center. You can do this by starting the pyDecisionAnalytics portal. Add this portal to the list of portals in your access group. For more information see, Access Group form - Completing the Definition tab.
  • Make sure that the system locale language settings are set to UTF-8.