Today's Greyhounds

We've gone to the dogs.
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eightbo
Posts: 2166
Joined: Sun May 17, 2015 8:19 pm
Location: Australia / UK

Imagine how colourful a thread dedicated to automation horror stories would be... :mrgreen:
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ANGELS15
Posts: 850
Joined: Wed Mar 22, 2017 9:57 am

I was testing a greyhound dutching bot a few days ago. I decided to test it with small stakes on a couple of races. I set it to dutch to a book % of £6. It won on the 1st 2 races. But I quickly realised that what it had done was backed 1 or 2 gtreyhounds for about 75p. I was'nt sure if this would cause problems with Betfair minimum stake rules so I upped the stake to book % to £24. Again the first couple of races won I was up about £50. I loaded up an hour's worth of dog races and went off to do something. When I came back 45 minutes later I was down £100 from where I'd started at the begining of the experiment! I realised I needed to tweak the bot. A couple of races were just about to go off and there were 2 more that had been loaded up by the bot but had been delayed for about 20 minutes. fortunately these races won and I ended up breaking even.

I tested the bot the next day and lost another £60. I realised that the problem was when you have 3 co-favourites in the ordinary betting at say 3/1. This may not be reflected on Betfair or you could have an 11/4 favourite and 3/1 second favourite but they're the other way round on Betfair.

I find I can execute the strategy better when I can compare the bookies odds with Betfair rather than automating it.
dmbusa
Posts: 274
Joined: Wed Jan 09, 2013 8:33 am

so last and and this morning I've notice nearly every dog in every race the first price matched is 10. causing some issues with my automation
eightbo
Posts: 2166
Joined: Sun May 17, 2015 8:19 pm
Location: Australia / UK

Usually see some small £ matched at irrelevant prices in the early market. Some form of time filter should work.
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BlackHat Betting
Posts: 67
Joined: Sun Oct 29, 2017 10:51 pm
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PeterLe wrote:
Thu Apr 25, 2019 1:03 pm
The Greyhound market is worth looking for anyone using automation...
Ive automated this using a variation of a file Dallas uploaded. Thank you Dallas (although Id rather not say which one as its easy to reproduce :)

Ive only been running this for a couple of weeks as a trial, but early indications are it is positive when compared with the actual SP results..
Anyway, Ive often wondered if anyone is having good results with modified version of Dallas files. So touch wood this is an example.
Produced circa £370 in the last couple of weeks, yesterday was terrible, but its bounced back today. 100% Guardian Automation

Early days, big swings; and I dont know whether this will fly yet.. but optimistic (just ported it to the Horse racing market too for testing)..

Anyway feedback for Dallas - appreciate all the examples you upload
Regards
Peter
How is your bot working out for you now?
eightbo
Posts: 2166
Joined: Sun May 17, 2015 8:19 pm
Location: Australia / UK

Anyone averaging above £100/day?
PeterLe
Posts: 3715
Joined: Wed Apr 15, 2009 3:19 pm

BlackHat Betting wrote:
Mon Jun 17, 2019 11:33 pm
PeterLe wrote:
Thu Apr 25, 2019 1:03 pm
The Greyhound market is worth looking for anyone using automation...
Ive automated this using a variation of a file Dallas uploaded. Thank you Dallas (although Id rather not say which one as its easy to reproduce :)

Ive only been running this for a couple of weeks as a trial, but early indications are it is positive when compared with the actual SP results..
Anyway, Ive often wondered if anyone is having good results with modified version of Dallas files. So touch wood this is an example.
Produced circa £370 in the last couple of weeks, yesterday was terrible, but its bounced back today. 100% Guardian Automation

Early days, big swings; and I dont know whether this will fly yet.. but optimistic (just ported it to the Horse racing market too for testing)..

Anyway feedback for Dallas - appreciate all the examples you upload
Regards
Peter
How is your bot working out for you now?
4700 bets in total, this is the equity curve.
II need to do some analysis really to see how it compared t the market in general, I just haven't had time with other things going on in the back ground.

Shout out to Xitan, who recently helped me out with analysis pointers on another horse racing system Im running (ie monte carlo etc). So Ill use those methods to check this out too, when I get chance :D

if noting else, helps with churn and Cashrace :D
Regards
Peter
PS, A very common theme on the forum is "How many bets do you need to know whether a system is profitable"...well 4700 bets in, I still dont know (yet)
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poklius
Posts: 105
Joined: Sun May 17, 2009 11:58 am

Are we running same strategy? :D
this is 143588 bets, yes over 143k bets. X axis is race count. Should I scrap it?

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PeterLe
Posts: 3715
Joined: Wed Apr 15, 2009 3:19 pm

poklius wrote:
Wed Jun 19, 2019 11:31 am
Are we running same strategy? :D
this is 143588 bets, yes over 143k bets. X axis is race count. Should I scrap it?

Image
Yes we probably are! That's a lot of bets!
Straight betting seems the way to go in the GH markets, so you will get trends either-way
spreadbetting
Posts: 3140
Joined: Sun Jan 31, 2010 8:06 pm

poklius wrote:
Wed Jun 19, 2019 11:31 am
Are we running same strategy? :D
this is 143588 bets, yes over 143k bets. X axis is race count. Should I scrap it?

If it's making a profit why scrap it? How long were those 17,000 markets over? We're probably all following the same strategy from a posting off the forum :shock:
eightbo wrote:
Tue Jun 18, 2019 8:27 am
Anyone averaging above £100/day?
Yes
poklius
Posts: 105
Joined: Sun May 17, 2009 11:58 am

That one is from mid January 2019 to today. Could be just seasonal variance, so Im keeping it running till winter and maybe its gonna turn up again :ugeek:
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ShaunWhite
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Joined: Sat Sep 03, 2016 3:42 am

PeterLe wrote:
Wed Jun 19, 2019 10:45 am
A very common theme on the forum is "How many bets do you need to know whether a system is profitable"...well 4700 bets in, I still dont know (yet)
I think that common question is flawed and misses a key factor. You're not the only one in the market. Other people are starting and stopping strategies or looking out for patterns and adapting. It's a moving target. I started running one in early May, who's to say I'm not affecting yours, or that if you stop yours then mine would perform better. Dog markets especially are tiny and it doesn't take much to rock the boat. You'll little corner shop might be ticking along just fine, until Tesco open a shop next door.
sa7med
Posts: 800
Joined: Thu May 18, 2017 8:01 am

ShaunWhite wrote:
Wed Jun 19, 2019 6:34 pm
PeterLe wrote:
Wed Jun 19, 2019 10:45 am
A very common theme on the forum is "How many bets do you need to know whether a system is profitable"...well 4700 bets in, I still dont know (yet)
I think that common question is flawed and misses a key factor. You're not the only one in the market. Other people are starting and stopping strategies or looking out for patterns and adapting. It's a moving target. I started running one in early May, who's to say I'm not affecting yours, or that if you stop yours then mine would perform better. Dog markets especially are tiny and it doesn't take much to rock the boat. You'll little corner shop might be ticking along just fine, until Tesco open a shop next door.
Everyone has gotten in the greyhounds game eh. Well done for making it work. I've tried greyhounds on multiple occasions to no avail. I guess I need more data, patience and hard work. As always my inbox is open to little hints and pearls of wisdom :D
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ruthlessimon
Posts: 2094
Joined: Wed Mar 23, 2016 3:54 pm

ShaunWhite wrote:
Wed Jun 19, 2019 6:34 pm
PeterLe wrote:
Wed Jun 19, 2019 10:45 am
A very common theme on the forum is "How many bets do you need to know whether a system is profitable"...well 4700 bets in, I still dont know (yet)
I think that common question is flawed and misses a key factor.
As well as time period. Cos there are quite a few valid strategies with <500 bets a yr, & waiting 10yrs to confirm it... no thanks!! Not everyone trades high frequency strategies.

Personally, I value the "shape" of the equity curve very highly (I like seeing roughly consistent gains & drawdowns)

I don't care how many bets, we start seeing a downward concave.. maybe Tesco's moving in :!: :!:

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ShaunWhite
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ruthlessimon wrote:
Wed Jun 19, 2019 11:41 pm
As well as time period.
Time is good point, I'd guess that dogs might have the highest trader:punter ratio of any mainstream market so would be heaviliy influenced by who's doing what. Given the same number of picks, you'd be more confident in a strategy that lasted all year than one that lasted all afternoon.
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