7 Messages
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144 Points
How to stop bot ratings
So I just created my account out of coincidence, a two fold one, I happen to find the "Matrix 4" (in my view a cheapshot at milking nostalgia violating a true milestone franchise that wouldnt be fair to be called a franchise since the matrix did not just revolutionize the film industry but went so much beyond that) rating over generous and on the same time again out of coincidence I happened to find this imdb community post that touched upon the same issue I am resourfacing now.
Do not get me wrong I am not a bigot or a Karen, yes I may be kind of biased when it comes to the Matrix trilogy (It is something I consider as a classic and although I can understand the criticism for reloaded and revolutions I belong to the group of people that understands the canon and appreciates how those movies couldnt and shouldn't be done differently ) but "Matrixy 4" as I call it was just the final blow, the trigger, yes my community account is brand new but I am using IMDB passively since about 2004.
I just (although noticing the issue in the ratings since about 2014) kept quiet, disappointed still, but quiet.
IMDB ratings used to be so helpful for a cinephile like me that did not have all the time in world to watch every single film out there (but on the same time one who has watched a ton of wilms way above an average guy)
It was a tool basically for me.
The ratings used to be accurate and almost undisputable.
But on the recent years I noticed that there are many bot ratings that just scew the reality and make the IMDB ratings useless
They may not be literally bots but they are some sort of shill ratings either by a PR company or by the production it self (that is event on many B grade low budget movies that nobody remembers even their names but get excellent ratings a few minutes after release.... )
The sure thing is that now almost every movie that has some money put into its production gets at least a 6/10 rating or close to that.... and to quote Morpheus "I do not see coincidence in all those movies having the same ratings I see providence"
I understand that there is no good way to stop this from happening, e.g making the rating system a paid feature wouldn't be that much of a problem since production can pay...
Giving gravity to “prolific” reviewers wouldn't help either, they can be bought as well.
But a more complex rating system would mitigate this issue I think, it wouldn't wipe fake rates for sure but it would end up having more accurate rates imho.
E.g ditch the rating ability, only allow rating a movie if you leave a review.
On top of that there should be an AI neural network checking for bot text and rate it with a percentage (e.g x review is 30% generic looking) and use that percentage in an algorithm to change the statistical gravity on how the rating of the particular review is going to influence the average rating of the movie.
Other factors should also influence the statistical gravity mentioned above such as age of the account who made the review, past review history (if its an account who always rates 10/10 or 1/10 its review should have less gravity) and also percentage of people that agree with that review (by finding it helpful ) and percentage of people that do not agree with that review (that find it not helpful) and also even those percentages should have different gravity according to the account age and maybe other statistics e.g if a 1 day account clicks on I find this help full and a 100 day account clicks on I do not find this helpful the "helpfulness" indicator shouldnt be 50% it should be e.g 25% or less
This would make any paid rogue PR attempt much more complex and time consuming thus much more expensive and should somehow mitigate the issue of fake 10/10 or 7/10 reviews etc on a movie that is clearly bellow 5/10




nick_burfle
189 Messages
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6K Points
4 years ago
Every real user should be able to rate a film, regardless of whether they've written a review. I've done about 1500 of one, 55 of the other. Not worth my time for most films, since if a film already has scores, let alone hundreds of reviews, they won't be seen. Which means I'm not helping anyone make a decision. And I'm not looking for "followers," and I don't need to volunteer my opinion just for the sake of it.
Perceptions of what a rating score means varies between people. Films that have good production values, maybe a flaw or two, and no horrible problems, I usually give a 6, and that is my most common rating. It's biased above 5 for several reasons, I think: although I experiment with unknowns some, I do gravitate toward films I expect to find satisfying. And my perception of quality is along these lines: for really good films, it's not terribly meaningful to differentiate between a 9 and a 10. And in my perception, there's a lot more room for films to be horribly bad than great.
I'm not a bot, although Google occasionally makes me prove it when I work efficiently. I don't know how bad the bot problem really is. I'm not sure if anyone does. I do know, from looking at the profiles of many other reviewers who have enough ratings to be real, that they very often disagree about the rating a film deserves. Looking at the distribution of rating scores for The Matrix Resurrections, the counts between 2 and 9 are exactly the type of distribution you would expect from real people. And, sad as it may be, there are quite a few real people who give 1s and 10s when most of us wouldn't. Lacking discrimination? I would say so. Not real? Hard to prove one way or another.
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Col_Needham
Employee
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8.2K Messages
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190.5K Points
4 years ago
Thanks for the feedback. We recommend reading all of the Ratings FAQ at https://help.imdb.com/article/imdb/track-movies-tv/ratings-faq/G67Y87TFYYP6TWAV which addresses several of your points.
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nick_burfle
189 Messages
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6K Points
4 years ago
A lot of good info in the FAQ that Col_Needham mentions, including the idea of the wisdom of large numbers.
But I'm sure you're aware, as I chronically have to remind myself, that while 10 or 20 ratings is enough to make the rating visible on IMDb, it's not enough for laws of large numbers to apply, even in general.
And when a film that's been out a while has 100 or 1,000 ratings, or perhaps even 100,000, it may still not be meaningful to compare it to Forrest Gump with 1.9 million. The laws of large numbers only make consistent ratings likely when the samples are taken from similar populations -- the group of people watching each film. The more niche the film is, the more possible -- maybe even more likely -- it is that its viewership has movie rating values different from the general population. I'm pretty sure that if the 290,000 folks who rated Batman Returns (7.0) were to rate The Holy Mountain (7.9, 41k), the relative ratings would be reversed. I sure hope so.
Bots-and-shills used to be a perennial topic here. I understand that IMDb, quite rightly, won't reveal details about how they try to stop the problem. But some statistical summaries that don't reveal methods would certainly be appreciated by those of us who are just vulgarly curious. And perhaps improve confidence in the result.
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JJ_Hayden
7 Messages
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198 Points
4 years ago
It's not just IMDB, most of the big name rtings sites are plauged by this, it seems to have become the norm for the "correct films".
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