Fishy rating graph

Fishy rating graph

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F

Joined
11 Nov 05
Moves
43938
01 Jul 10
2 edits

Look at the User 141849's graph. His name is irrelevant, he hasn't done anything wrong. This is only one example that I've found here and there.

Look at he right part of the graph. Some fluctuations of more than 150 rating points up and down. This shouldn't be possible in our current rating system. But there it is.

Can we trust the rating system, when we see this kind of example?

Even I have had mystical fluctuations but of more modest kind.

I would be glad if I got an explanation for this...

z
Thread Killing Chimp

In your retina!:D

Joined
09 May 05
Moves
42859
01 Jul 10

Originally posted by FabianFnas
Look at the User 141849's graph. His name is irrelevant, he hasn't done anything wrong. This is only one example that I've found here and there.

Look at he right part of the graph. Some fluctuations of more than 150 rating points up and down. This shouldn't be possible in our current rating system. But there it is.

Can we trust the rating syst ...[text shortened]... fluctuations but of more modest kind.

I would be glad if I got an explanation for this...
His graph looks bugged.
He only lost games to time outs the last part, so his rating should go down, down, down, down. In stead its going down, up, down, up, down, up....which is wierd and incorrect.

a

THORNINYOURSIDE

Joined
04 Sep 04
Moves
245624
01 Jul 10

Originally posted by FabianFnas
Can we trust the rating system, when we see this kind of example?

Now I know why I am still stuck in the 1300/1400 bracket πŸ˜›

P
Mystic Meg

tinyurl.com/3sbbwd4

Joined
27 Mar 03
Moves
17242
01 Jul 10

Originally posted by FabianFnas
Look at the User 141849's graph. His name is irrelevant, he hasn't done anything wrong. This is only one example that I've found here and there.

Look at he right part of the graph. Some fluctuations of more than 150 rating points up and down. This shouldn't be possible in our current rating system. But there it is.

Can we trust the rating syst ...[text shortened]... fluctuations but of more modest kind.

I would be glad if I got an explanation for this...
Feedback sent? That's important.

Not sure why, but sometimes graphs get bugged and Russ or Chris are quick to fix with feedback.

P-

F

Joined
11 Nov 05
Moves
43938
04 Jul 10

Originally posted by Phlabibit
Feedback sent? That's important.

Not sure why, but sometimes graphs get bugged and Russ or Chris are quick to fix with feedback.

P-
I've sent Feedback. A asked them to comment in this thread.

Treat Everyone Equal

Halifax, Nova Scotia

Joined
04 Oct 06
Moves
599098
06 Jul 10

Originally posted by adramforall
Now I know why I am still stuck in the 1300/1400 bracket πŸ˜›
Yet by some miracle you beat two 1900+ Players and one 2300 + player.

How do you spell SANDBAGGER? πŸ˜›

r

Joined
29 Jun 10
Moves
33620
07 Jul 10

Another example :- user 435074

He jumped to the ratings all in a sudden and is able to keep that .... Any comments?

F

Joined
11 Nov 05
Moves
43938
07 Jul 10

Originally posted by rvv
Another example :- user 435074

He jumped to the ratings all in a sudden and is able to keep that .... Any comments?
That's not an example of the same type.
My example in the first posting is probable a bug in the rating procedure in the RHP core system. It has nothing to do with the member himself.

If you think it's something fishy with the member - try the fair Play ticket: http://www.redhotpawn.com/fairplay/createticket.php

DS
I'm A Mighty Pirateβ„’

PaTROLLING the forum

Joined
01 Dec 04
Moves
36332
07 Jul 10
2 edits

Originally posted by Very Rusty
How do you spell SANDBAGGER? πŸ˜›
You spell it: V-E-R-Y R-U-S-T-Y

You're throwing accusations at other people when you're sitting nearly 200 points below you highest rating and at least 100 points below a rating you easily sustained in the early part of the year.

Treat Everyone Equal

Halifax, Nova Scotia

Joined
04 Oct 06
Moves
599098
09 Jul 10
3 edits

Originally posted by Daemon Sin
You spell it: V-E-R-Y R-U-S-T-Y

You're throwing accusations at other people when you're sitting nearly 200 points below you highest rating and at least 100 points below a rating you easily sustained in the early part of the year.
I also play over 200 games at a time the rating does this. Of course you wouldn't know that playing 5 games at a time.

I have been over 600 games, so don't even go there about a 200 point difference. You try and you will find staying with in 200 points is not an easy thing to do.

The trouble with most of you who don't know what it is like to play more than a dozen games or so, is you think you know everything about ratings and how they work.

He Sandbags his numbers purposely, something I don't do. It is just too bad it is not against the TOS!! I don't think it would be all that hard to prove.

I ask you one more thing MR-KNOW-IT-ALL how does he manage to beat two players over 1900 and one player over 2300....I think I was very nice calling it SANDBAGGING!

We are talking about a player here who claims he can't get out of the 1300-1400 range...I say B.S

Look at yourself you've had close to 300 point different in the rating, I don't think you're sandbagging though. In your case I think your like me, just not that good.

R

London

Joined
05 Mar 03
Moves
6047
11 Jul 10

Originally posted by FabianFnas
Look at the User 141849's graph. His name is irrelevant, he hasn't done anything wrong. This is only one example that I've found here and there.

Look at he right part of the graph. Some fluctuations of more than 150 rating points up and down. This shouldn't be possible in our current rating system. But there it is.
Although I have nothing to do with the development of this site, I'm a software developer and have an idea of what might be going on here.

It looks to me as if the bars are out of order. They all relate to games that finished on the same day. I'm guessing they may even have ended at the exact same time, if they were automatically timed out by the system (at least one was a tournament match). My guess is that each finished game is associated in the database with the player's rating at the end of the game (the height of the bar that is plotted in the graph.) To show the rating graph, the system retrieves the games in the order that they finished. If they all finished at the same time, the games might be retrieved in a different order to the one in which the end-of-game rating was calculated.