Man pages for JiachengHe/TextAnalysis
| create_DTM | Create a tidy document-term data_frame |
| extract_sentiment | Extract sentiment vectors from a document-term data_frame |
| merge_data | Merge the document features, sentiment and topic output, and... |
| plot_ts | Group the documents into date, and plot the time series |
| plot_word_freq | Plot the frequency of the most frequent words |
| read_LexisNexis | Read LexisNexis data from the database |
| run_LDA | Run LDA |
| search_key_words | Select documents containing a certain set of key words |
| sentiment_post_negation | Extract the sentiment from documents after considering a set... |
| tune_LDA | Find the optimal number of topics |
| tune_LDA_eyeball | Use your eyeball to detect the optimal number of topics which... |
