Author: Joshua Haglund
Date: 19:15:02 02/08/05
Go up one level in this thread
On February 08, 2005 at 17:50:03, Andrew Walker wrote: >On February 08, 2005 at 02:10:28, Joshua Haglund wrote: > >>On February 06, 2005 at 19:39:14, Andrew Walker wrote: >> >>>On February 05, 2005 at 03:29:03, Joshua Haglund wrote: >>> >>>>On February 04, 2005 at 22:52:42, Andrew Walker wrote: >>>> >>>>>On February 03, 2005 at 23:57:38, Joshua Haglund wrote: >>>>> >>>>>>On February 03, 2005 at 22:18:36, Andrew Walker wrote: >>>>>> >>>>>>>On February 03, 2005 at 22:10:15, Andrew Walker wrote: >>>>>>> >>>>>>>>On February 03, 2005 at 21:16:06, Jason Kent wrote: >>>>>>>> >>>>>>>>>>@ Playchess.com: >>>>>>>>>> >>>>>>>>>>Play 2649 more games with The King 3.23 SKR. >>>>>>>>>>Play 5000 games with The King 3.33 Milan 1.7a. >>>>>>>>>>Play 2483 more games with The King 3.33 R2 >>>>>>>>>> >>>>>>>>>>Then these will be added to my list and go against: >>>>>>>>>> >>>>>>>>>>Engine Elo Range Avg. ELO RANGE >>>>>>>>>>The King 3.23 R1 2547 2544-2550 >>>>>>>>>>The King 3.33 2535 2520-2550 >>>>>>>>>>The King 3.23 2468 2459-2477 >>>>>>>>>> >>>>>>>>>>Joshua Haglund >>>>>>>>>>toneewa@yahoo.com >>>>>>>>> >>>>>>>>>How do you know what setting is being used when it is played online? I usually >>>>>>>>>call my 3.23 settings CM9 "name", and 3.33 settings CMX "personality name". Is >>>>>>>>>the server able to tell exactly what is running? >>>>>>>>> >>>>>>>>>Jason >>>>>>>> >>>>>>>>Note those numbers don't take into account: >>>>>>>>- Computer speed (and if any other tasks are running) >>>>>>>>- Hash size >>>>>>>>- Learning accrued >>>>>>>>- The opening book used >>>>>>>>- If engine parameters have been changed >>>>>>>>- How many if any tablebases are in use >>>>>>>>Make your own judgement! >>>>>>> >>>>>>>Also, older engines will have a far greater proportion of games played on >>>>>>>slower machines. So his numbers are just hot air. >>>>>> >>>>>>That is why there is a ELO RANGE. Not just one rating on one machine, with >>>>>>certain settings, etc. >>>>> >>>>>Still doesn't make sense. I just saw one of your posts claiming +- 20 points >>>>>for Shredder8. The number of machines playing with this engine are going to >>>>>show a far greater range of ELO strength. You have not shown that you can use >>>>>this to compare the strength of two engines, as you are measuring different >>>>>quantities for each one. >>>> >>>>It's very simple. Shredder 8 has +/- 20. It is an ELO Average of all the users >>>>with Shredder 8 with a ELO RANGE +/-. The reason it doesn't have a such a wide >>>>range is because it's consistant between the ELO RANGE. >>>> >>>Does this mean you are taking the uncertainty for each individuals rating and >>>averaging those? Or something else? It would be clearer if you gave an example >>>from just a small number of figures. >> >>All right. I posted something similar to this before. >> >>If you have two people using the same engine, example: Shredder 9. Person 1 gets >>ELO 2575. Person 2 gets an ELO 2675. The ELO RANGE Average would be 2625 +/- 50. >>The ELO RANGE would be 2575-2675. This is only with 2 people. On playchess.com >>there are many more. >> >>(Example) >>Engine Elo Range Avg. ELO RANGE >>Shredder 9 2625 +/- 50 2575-2675 >>Shredder 8 2605 +/- 20 2585-2625 >> > >Thanks Joshua, so ELO RANGE= min score to max score > +- figure= (max-min)/2 > >To improve your list I would suggest adding the number of ratings used for a >specific engine, to help the interpretation of these. Is it possible to get any >further data from the server? It would be nice for instance to know the range >and average of the CPU speeds used (duals etc may complicate this). > >Andrew That would be nice, but playchess.com doesn't offer any of this information to the public. It's just simplified as everyone together, with one Elo Range. I take what I can get for free :) Joshua Haglund toneewa@yahoo.com
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