January 2016
Intermediate to advanced
337 pages
11h 50m
English
Content preview from Text Mining and Visualization
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148 Text Mining and Visualization: Case Studies Using Open-Source Tools
that can be customized to a certain extent by changing the color, the layout, font, and, most
importantly, excluding stopwords in several languages. The initial word cloud will show that
the word “phone” was used most often. This is understandable and not really useful for the
analysis. Wordle allows the exclusion of any word from the generated word cloud. Right
click on the word “phone” and choose “Remove phone”. You should now see a word cloud
as in Figure 6.2.
FIGURE 6.2: Word cloud for the positive and negative reviews of the mobilephone category.
From Figure 6.2 it becomes ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.