Rob Long · April 3, 2012 at 1:09am

It's axiomatic in consumer product circles -- movies, toothpaste, that sort of thing -- that people who Tweet are representative of people in general.  Know what they're saying about your product in Twitter World and you've got a direct link to your customer.

Not so fast, apparently.  From Cornell University comes this study:

Data from Online Social Networks (OSNs) are providing analysts with an unprecedented access to public opinion on elections, news, movies etc. However, caution must be taken to determine whether and how much of the opinion extracted from OSN user data is indeed reflective of the opinion of the larger online population. In this work we study this issue in the context of movie reviews on Twitter and compare the opinion of Twitter users with that of the online population of IMDb and Rotten Tomatoes. We introduce new metrics to show that the Twitter users can be characteristically different from general users, both in their rating and their relative preference for Oscar-nominated and non-nominated movies. Additionally, we investigate whether such data can truly predict a movie's box-office success.

Which means, if true, something we've all suspected.  The world online and the world offline are two very different places.

Comments:


Southern Pessimist
Joined
May '11
Southern Pessimist

The authors analyzed 10,000 tweets which I assume means they read 10,000 tweets. They have my sympathy if not respect.

Diane Ellis

Reminds me of this about the shocking downfall of the show Community:

Community Engagement: How the Internet Ruined My Perception of What's Popular

Call it the "reblog effect on perception": People have created blog after blog after blog dedicated to Community appreciation, and the posts from those blogs are reblogged and commented on until the comments stretch to 50 times the length of the original post. The stars of Community have widely followed Twitter feeds, from which they issue tweets that thousands of people retweet or reply to with statements like "please don't ever leave my television screen!" Internet magazines like Salon write glowingly of Community, from every possible angle to keep the fawning fresh. Those articles are then tweeted and blogged about so that the fans might have their say about what the writers are saying. Eventually it becomes hard to remember that Community's ratings are decidedly poor, and that they always have been. "Man," I would say to myself on Friday mornings, scrolling through my Tumblr feed and seeing waves of Community in-jokes from the night before, "that show Community is huge." But it wasn't Community that was huge; it was the web.

Stephen Dawson
Joined
Mar '11
Stephen Dawson

Actually, the study appears to show that one part of the on-line world is very different to another part, and probably intersecting to some extent, of the on-line world.

If that difference is measurably large, then how large must be the difference between both and offline?

dogsbody
Joined
Sep '10
dogsbody

Rob, a small correction: the paper's authors are at Princeton. The arxiv.org site is managed by Cornell but anyone can upload a paper to it.

Basil Fawlty
Joined
Mar '11
Basil Fawlty

I think this study says more about Twitter users versus other users of online media than it says about online users versus the offline population.

Edit:  Thanks, Stephen.  You made the point first.

Edited on April 3, 2012 at 2:16am
Caroline
Joined
May '10
Caroline

I hope it wasn't a government-funded study.

doc molloy
Joined
Feb '12
doc molloy

The only tweet I know. And he tweeted off too

He rocks in the tree-top all a day long
Hoppin' and a-boppin' and a-singin' the song
All the little birds on J-Bird St.
Love to hear the robin goin' tweet tweet tweet
[Chorus]
Rockin' robin (tweet tweet tweet)
Rockin' robin (tweet tweet tweet)
Oh rockin' robin well you really gonna rock tonight
Every little swallow, every chickadee
Every little bird in the tall oak tree
The wise old owl, the big black crow
Flapping them wings sayin' go bird go

EJHill
Joined
May '10
EJHill
doc molloy: The only tweet I know....

What about Ain't She Tweet (A'coming down the street)?

doc molloy
Joined
Feb '12
doc molloy

EJ- I raise ya..Elvis with Send me the pillow that you tweet on.. Jo stafford doing The Teena-tweet waltz.. and then there's always Julie London with The more I tweet you..

Mark Wilson
Joined
May '10
Mark Wilson

I've always been skeptical of the people who actually take time to write reviews on imdb and Rotten Tomatoes.  I give little weight to their reviews, just like I don't pay much attention to Yelp reviews or debates on the "talk" pages of Wikipedia.  All of those media are opportunities for self-absorbed people to establish a fiefdom where they have the authority they always wish they had.

I'm not saying all users of those sites are like this, but for my time it's just not worth the effort to try to distinguish them.  You can never know which reviewers share you tastes.  I trust the opinions of people I know in person.

Of course, I could have forgone writing all these words and just linked to this xkcd comic.

Pilli
Joined
May '11
Pilli
doc molloy: EJ- I raise ya..Elvis with Send me the pillow that you tweet on.. Jo stafford doing The Teena-tweet waltz.. and then there's always Julie London with The more I tweet you.. · 7 hours ago

Don't forget Rocky Top...Home Tweet Home to me.


Joined
Mar '11
Jack Richman

Self-selected samples are never representative, regardless of size. Even when researchers make good-faith efforts to fashion samples that may serve as accurate proxies for whatever population is being examined, there is almost always a significant margin of error.

If the purpose of the Online Social Networks study is to deepen our understanding of social networks, its methodology dooms it to failure. I’d be surprised if the percentage of IMDb and Rotten Tomatoes users who’ve ever written reviews exceeds single digits. What can be learned from comparing the responses of one self-selected sample to two other self-selected samples? Certainly nothing that can be said to be representative of the users of those sites, much less of movie goers in general.

However, if the purpose of the study is to generate some attention without too much effort, it may be a modest success.


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