# What is Sentiment Bias? How will it affect a Lexicon Based Sentiment Analysis?

I am comparing deep learning and lexicon/rule-based models for sentiment analysis. When I was doing some research into the limitations of lexicon based models, I came across a journal article that mentioned sentiment bias. However, this article did not explain what exactly sentiment bias is.

I am providing the link here: https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0202523

• It's rather old approach. To achieve seminal-like results, you gotta use embedder. – Piotr Rarus - Reinstate Monica Nov 29 '19 at 11:19

I am comparing deep learning and lexicon/rule-based models for sentiment analysis.