Data Pipelines – Introduction to Text Analytics with R Part 3
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Data Pipelines – Introduction to Text Analytics with R Part 3
November 26, 2013 3:43 am
In our next installment of introduction to text analytics, data pipelines, we take cover:
– Exploration of textual data for pre-processing “gotchas”
– Using the quanteda package for text analytics
– Creation of a prototypical text analytics pre-processing pipeline, including (but not limited to): tokenization, lower casing, stop word removal, and stemming.
– Creation of a document-frequency matrix used to train machine learning models
Kaggle Dataset can be found here
The data and R code used in this series is available here
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