The term "contingency table" is used to describe a tabular arrangement of data that displays the frequencies or counts of observations for different...
The term "Pearson's chi-squared test" is named after Karl Pearson, a prominent British mathematician and statistician who made significant...
The name "chi-square" comes from the statistical test called the chi-square test, which is used to determine whether there is a significant...
The followings are the examples of how PMI can be used to expand a sentiment lexicon: Let's say you have an existing sentiment lexicon consisting of...
The followings are a few examples of sentiment analysis tasks where Pointwise Mutual Information (PMI) could be more effective than Log-Likelihood...
When comparing the effectiveness of Pointwise Mutual Information (PMI) with Log-Likelihood Ratio (LLR) or Chi-square (χ²) for bigram association...