Subscribe to DSC Newsletter

All Blog Posts Tagged 'Text Mining' (1)

Can Context Extraction replace Sentiment Analysis?

Sentiment analysis is hard. Most of the systems on the market will clock anywhere around 55-65% for unseen data, even though they might be 85%+ accurate in their cross-validations.

A couple of reasons why creating a generic sentiment analyser is tough;

- There is too much variation in texts across domains, leading to different meanings

- Identifying sarcasm and combination of phrases like, 'not bad' is not equal to 'not' AND 'bad'

At this…

Continue

Added by Manas Ranjan Kar on September 7, 2015 at 12:24am — 4 Comments

Monthly Archives

2020

2019

2018

2017

2016

2015

2014

2013

2012

2011

1999

Videos

  • Add Videos
  • View All

© 2020   Data Science Central ®   Powered by

Badges  |  Report an Issue  |  Privacy Policy  |  Terms of Service