Posts by Jhonatas Kleinkauff • 99 points
2 posts
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viewsA: Weka not recognizing attribute in "date" format
All right? Dude, Weka is going to show the date timestamp on that home screen. Try running something over your dataset, and see how it behaves. For example: Run a forecasting, see that it will…
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viewsA: Error "invalid input '.. 'in utf8towcs" with "read.csv"
allow me to 'upgrade' the topic with a possible solution. Try the following: install.packages('stringr') txt.tmp <- str_replace_all(conteudo_do_tweet,"[^[:graph:]]", " ") The above call removes…