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Дата индексирования: Fri Feb 28 05:59:42 2014
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A quick look at tweets about JWST@SXSW

An overview of the JWST@SXSW tweet stream

Here are a few features of the tweets from the JWST appearance at SXSW (JWST@SXSW).

The page is updated once every thirty minutes.

The most retweeted tweets

The retweet numbers are close to the values that Twitter has for the tweets, which means that I can't have messed up too much (I wouldn't expect perfect agreement since Twitter does not guarantee that any search will return all matching tweets).

A look at what's popular

The most re-tweeted accounts.
Twitter account Number of re-tweets
The accounts that are mentioned the most.
Twitter account Number of mentions

It is not really that surprising that the most re-tweeted accounts also appear in the most-mentioned table.

The accounts that are replied to the most (this excludes retweets)
Twitter account Number of replies received
The accounts that have replied to the most tweets (this excludes retweets)
Twitter account Number of replies made
What are the most-used hash tags?
HashTag Number of mentions

Note that anything containing JWST has an advantage here since it isthe word used to identify all the tweets.

What URLs are mentioned the most?
URL Number of mentions

Eagle-eyed readers will note that the URL from the most-retweeted status - namely pic.twitter.com/sUr4DPBWAr - is not included in the above table, when it should be at the top. The reason is that the URL is truncated in my data (the Twitter display used above helpfully undoes this truncation), which means that it is not included in the calculation.

What program or web site was used to tweet?
Publisher Number of tweets

Note that this table is created from the tweets () that included this information.

How many different programs were used by a user?
Number of programs Number of tweets

How chatty were people?

Below I show the distribution of the number of times an account tweeted (this excludes retweets made by the account). The graph has been cut off to focus on the low-numbers since there are several people who made over 70 tweets. The number of tweets used in this analysis is and the graph accounts for of this total.

This plot shows the number of retweets by a user; as can be seen most people made 1 retweet, although there is a significant fraction () who made none.

How popular is retweeting?

Below I show the distribution of the number of times a tweet was re-tweeted. The graph has been cut off to focus on the low-numbers; the tweets not shown represent of the population. The number of tweets used in this analysis is .

How long did it take for retweets to occur?

Here we look at the distribution of "retweet times" - i.e. the time between the original tweet and when it was re-tweeted. There are two graphs; the first is limited to one day, and so excludes of the distribution. The second graph shows all the retweets, but uses a much-larger bin size. The number of retweets used in this analysis is .

This is not a popularity contest

I am interested in seeing whether we can split up the population, so I wonder if the distribution of number of followers vs followed for each person may tell us something. Given the Twitter etiquette of reciprocity, I expected there to be a trend along the y=x line, here shown as the diagonal line. I have excluded the accounts who either have no follows or followers. Since the number of follows and followers for an account varies with time, I have used the maximum value for each account reported by the Twitter search.

The soft limit of 2000 followers can be seen as the upper bound on most of the users; I have added a blue rectangle showing the area where the number of follows is more than 2000 but the number of followers is less than 2000 to highlight this area. The limit is explained in the Twitter documentation on Are there additional limits if you are following 2000+ accounts?.

Circle area is proportional to the number of

Credits

This visualization was created using the d3.js JavaScript library.