2306 search results for "twitteR"

Celebrity twitter followers by gender

May 25, 2014
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Celebrity twitter followers by gender

The most popular accounts on twitter have millions of followers, but what are their demographics like? Twitter doesn’t collect or release this kind of information, and even things like name and location are only voluntarily added to people’s profiles. Unlike Google+ … Continue reading →

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Cluster your Twitter Data with R and k-means

May 13, 2014
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Cluster your Twitter Data with R and k-means

Hello everbody! Today  I want to show you how you can get deeper insights into your Twitter followers with the help of R. Because I just completed the course “Machine Learning” by Prof. Andrew Ng on Coursera I will use the k-means algorithm and cluster my Twitter followers by the ratio of their followers and how …

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Twitter sentiment analysis based on affective lexicons with R

Twitter sentiment analysis based on affective lexicons with R

Continue to dig tweets. After we reviewed how to count positive, negative and neutral tweets in previous post, I discovered another great idea. Suppose positive or negative is not enough and we want to understand the rate of positivity or negativity. For example, “good” in tweet has 4 points rating, but “perfect” has 6. Thus, we... Read More »

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Twitter sentiment analysis with R

Twitter sentiment analysis with R

Recently I designed a relatively simple code in R to analyze the content of Twitter posts by using the categories identified as positive, negative and neutral. The idea of processing tweets is based on a presentation http://www.slideshare.net/ajayohri/twitter-analysis-by-kaify-rais. The algorithm evaluates tweets based on the number of positive and negative words in the tweet. The words in the tweet correspond with the words... Read More »

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Create an impressionist self-portrait from your Twitter followers

April 11, 2014
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Create an impressionist self-portrait from your Twitter followers

Here's something fun you can do with R and its interface to Twitter, the TwitteR package. An R script by CMU student Mark Patterson downloads your Twitter profile picture, counts the number of Twitter followers you have, and then creates a pointillist version of your profile picture with as many dots as you have followers. Here's mine: Note that...

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Visualizing Twitter Followers Using Pointillism

April 10, 2014
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Visualizing Twitter Followers Using Pointillism

A funny thing about social media in the 21st century is that it allows us to connect with a lot of people.. by a lot, I mean so many that it's easy to lose track of any sense of scale. Maybe others are better at this, but...

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Create Twitter Wordcloud with Sentiments

March 23, 2014
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Create Twitter Wordcloud with Sentiments

You can use this tutorial in the ThinkToStartR package with: ThinkToStart(“SentimentCloud”,”KEYWORD”,# of tweets,”DATUMBOX API KEY”) Hey everybody, some days ago I created a wordcloud filled with tweets of a recent german news topic. And a lot of people asked me if I have some code how I created this cloud. And so here it is. …

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R: Text Mining on Twitter #PrayForMH370 Malaysia Airlines

March 21, 2014
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R: Text Mining on Twitter #PrayForMH370 Malaysia Airlines

It's been two weeks for search and rescue operations on Malaysia Airlines Flight MH370, after it vanished from the radar on March 8, 2014. And wherever they are, we hope and pray for them.Photo from VENUS - Wall of Hope & Prayers for MH370In this p...

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How popular is the President of Mexico on Twitter?

March 18, 2014
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How popular is the President of Mexico on Twitter?

Twitter simultaneously allows people to be heard and to hear, easily and in real time, bringing with it potentially fascinating and ground breaking insights for anybody trying to take the public’s pulse on a hot issue.  It is almost mandatory that so much benefit comes with its challenges, namely how to process the humongous amounts The post

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twitteR now supports database persistence

February 23, 2014
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For a long time now I've wanted to add the ability for storing data from twitteR into a RDBMS. In the past I've done things by concatenating new results onto old results which simply becomes unwieldy. I know that many people have doctored up their own ...

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