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2 Table $5/$10 NLHE Zoom & Equity Realization

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2 Table $5/$10 NLHE Zoom & Equity Realization

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Tyler Forrester

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2 Table $5/$10 NLHE Zoom & Equity Realization

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Tyler Forrester

POSTED Jan 09, 2015

Tyler plays a quick $5/$10 zoom session and follows it up with a power point based on a pot from fellow Run It Once pro James Hudson in which he examines the concept of realizing equity with various hands.

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schifty1 10 years, 2 months ago

@ 30:15 w A9cc. What do you think his donking range looks like on the turn? what's the worst hand you'd raise for value?

Tyler Forrester 10 years, 2 months ago

I'm not going to have a big value raising range against the recreational player on the turn, because his hand range is; hand distribution = bluff > semibluff > nuts.

Realistically, I could profitably raise any two here. I think that I gain more value by calling strongish made hands to induce a river bluff. But raising a large part of my distribution on the turn to charge his draws is also a viable strategy. Its hard to go wrong when his range is so weak...

Don Q 10 years, 2 months ago

Cold calling A8o in SB and not opening A2o on BU doesn't seem consistent.

QQ against 1/6 pot against a rec player seems like a small river value raise. Were you concerned the reg cold called AA?

Tyler Forrester 10 years, 2 months ago

Time Stamp?

I disagree that those two ideas are inconsistent. I open up 45% on the button, but my opposition often times opens up close to 70%.

Board: Empty

Range 1: A8o
Range 2 (70%): AA-22,AKs-A2s,KQs-K2s,QJs-Q2s,JTs-J2s,T9s-T2s,98s-92s,87s-84s,76s-74s,65s-63s,54s-53s,43s,AKo-A2o,KQo-K2o,QJo-Q3o,JTo-J5o,T9o-T6o,98o-96o,87o-86o,76o

Equity 1: 57.306% Win 1: 55.305% Tie 1: 4.001%
Equity 2: 42.694% Win 2: 40.694% Tie 2: 4.001%

It seems preposterous to fold a hand with 57% hot/cold equity against my opponents range.

When is the last time you folded 99 in CO to an UTG raise?

Board: Empty

Range 1: 99
Range 2 (15%): AA-55,AKs-A7s,KQs-K9s,QJs-QTs,JTs,AKo-ATo,KQo-KJo,QJo

Equity 1: 52.904% Win 1: 52.421% Tie 1: 0.965%
Equity 2: 47.096% Win 2: 46.613% Tie 2: 0.965%

Tyler Forrester 10 years, 2 months ago

No, I was concerned that even a weaker player would realize that his 8x was no good after I overcalled the flop.

In some ways his line is more consistent with a faceup King than an 8. He looks really strong betting into two players on that river. Its also very hard for him to be bluffing. Leading me to the conclusion that he has a lot of kings along with some percentage of "mistaken" bets.

Tyler Forrester 10 years, 2 months ago

On what hand does the rec put the bettor and me on when the river hits?
It is very obvious to most players that somebody has TT+. Hence the rec's small betsize.

And yes, we can contrive a player type that always has an 8 at that betsize then bet/calls it on the river but I can't infer that from an uneven stacksize. Which is basically all the information I had in the hand.

I should note that you are much better off raising this hand at play money/microstakes. Mainly because the players don't care about the chips and will bet/call 100% of their betting ranges. As people develop bet /folding ranges, raising goes way down in value.

jdstl 10 years, 2 months ago

11:15. Table 1:

How does this look for a representation of villain's turn barreling range?

50%:(A8,A9,AT,AJ,AQ,AK,AA,qq,88,JT,KJ,KT,7h6h,Th7h,Jhh!(Q,8),Ahh)

Vs that range A4o has 35%, we need 30.5%

So, if my assumptions are correct, or relatively close, what am I missing out on here that made you decide to fold?

Tyler Forrester 10 years, 2 months ago

I took most combos of KJ, KT out of his range in my mind. King high tries to make it to showdown a lot.

Also I need more than my immediate odds to call the turn, because he's going to continue bluffing on the river with most of his bluffs (all?). I don't remember the exact number, but I should need at least 40% for me to able to call the turn profitability.

I've got the next 4 videos shot, but I'd certainly be willing to model this in cardrunners EV in a future video.

FIVEbetbLUFF 10 years, 2 months ago

Great vid Tyler. I agree that KJ KT might be discounted some, but if we fold A4 here, with the heart of without, it feels we are probably overfolding. If we fold this, I assume we also fold A2-A7 (a7 blocks 76 t7). So our continuing range is AT and then A8 A9 98 Q9 JT? we dont have the sets or AQ in our range, so it feels we will fold too much... he will be cbetting this board with a range advantage, escp for a small sizing, with a very wide range. so he can easily double barrel here with a ton of semi bluffs. like T6s T5s J7s J6s J5s 75s 76s 65s and then a lot of heart combos given small flop sizing

yoyo123 10 years, 2 months ago

Hi Tyler, great video. Just curious. You mentioned during the video that raising 78s UTG every time is not a good strategy as your range as a whole would be 'too weak up front'. Could you please explain/elaborate on this? Thankyou

Tyler Forrester 10 years, 2 months ago

Hi Yoyo,

The advantage to adding more suited connectors is board coverage/bluffs on some run outs we normally wouldn't hit.
But as we add more suited connectors to our range, our average hand strength decreases on most boards. This means we'll either bluff more or check/fold more. Our opponent will have more equity in every pot we play.

To get maximum advantage of board coverage/bluffs, I prefer to have equal parts of 43s+, 53s+ in my range UTG, which requires that I fold some of the combos. This keeps the advantage of board coverage without the disadvantage of overall range weakness. The GTO limit bot, Cepheus, uses similar logic to design its ranges.

Andrew Sweeney 10 years, 2 months ago

Great video Tyler :)

Was very happy to see the equity realization segment. This is something I have been meaning to look into in more detail, but have been feeling somewhat overwhelmed about exatly how to dig into it. This video has given me a few ideas to start analyzing this kind of stuff, thank you so much. The only stuff ive seen on this site on 'R' is from Lefort. Would love to see more of this in the future.

Tyler Forrester 10 years, 2 months ago

Thanks Andrew!

I think finding good ways to approximate R is one of the next big ideas in poker. The current equity approach is inaccurate in a lot situations.

Zachary Freeman 10 years, 2 months ago

Wouldn't the last step be to convert your EV results into R? Given R is usually used as a constant to represent how much of the equity is realized.

My first incliniation would be to do this by taking EV of calling PF and checking down and compare it to the EV based on your calcs of playing all flop categories.
So if PFR makes it 3bb and we defend JTs in BB and our equity is E=39%. Our ev if checked down is .393.5-.612= .145BB
If our calcs have us winning .5BB with JTs then the equity realized is 3.5E-2(1-E)=.5BB
E=.45
R= .45/.39=1.15= 115%

Lets look at an extreme case where we raised 55 to 3bb on btn and we are facing a weak loose passive player who 3bets us in the BB to 9bb and his range is AA. We are 500bb deep to start and we call. He will stack off on any flop.
Our actual equity is E=18% and if we checked down all flops our EV would be
EV=.18(9+3+.5)-.82(6)=-2.67

In practice though we will jam when we flop a set and will fold when we don't. We will flop a set ~13% and will have ~91% equity Our Ev will be
EV= .87(-6bb)+.13(.91503.5bb-.09497bb)=48.5BB

Equity cannot represent this well because we are capturing more than the total pf pot.
It would look like this 3.5E-2(1-E)=48.5BB --> E= 920% This defies our definition of equity.

What we likely would need to do instead is calculate our equity assuming we went allin and checked down instead of just calling the 3bet and checked down. This makes more sense then it initially seems because what R really represents is who puts money in better postflop so ignoring postflop stacks would not be logical. That said, if we were 5000BB deep I don't think it would make sense to calculate R assuming we went allin because postflop it will be so rare that stacks would get in. I think we would want to capture the average pot size we expect on river. Unfortunately that opens up a lot of ambiguity and results become less relevant.

Showing our 55 vs AA example based on this approach:

503.5E-497(1-E)=48.5BB --> 1005.5E=545BB --> E= 54%

This makes more sense now. Our R would be 54%/18% = 3.0 = R

No matter how large or small our R became our E would still satisfy 0

To do this with the JTs vs EP range example we would need to estimate or have data on average pot size on river and use that to calculate R and Realized Equity, Er

This was written fresh with no filter to my thoughts so it likely contains errors and flaws.
Please feel free to expand, improve, correct and question.

Tyler Forrester 10 years, 2 months ago

Hi Zach,

Thanks for taking the time to write out your thoughts. I'm going to elaborate a little bit about how I see this problem. Feel free to point out anything inconsistent or questionable.

Common Assumption:

  1. There should be consistent relationship between equity and winnings. e.g. constant * equity = R = winnings. The domain for this function should be any poker hand, i.e. 44's 50% equity is equal to A8o's 50% equity.

.

Why It's Wrong:

As you point out set-mining (or implied odds) grossly violates this logic. E, the constant, is not 920% for every hand! As every poker player knows 44 makes more money A8o. This is because having nut equity or bluffing equity (44) is more valuable than having a constant bluffcatching equity (A8o). Equity is created unequal! Because equity is unequal, R does not hold for any poker hand.

.

Can we use R situationally?

Yes, we should be able to find a constant relationship between equity and winnings with two qualifications.

Qualification 1. Hands are close in absolute rank and hand grouping. For example if we know R for 55, we should know it for 44 and 66. Another example, if we know R for 87s, we’ll know it for 98s, 76s.

.
Qualification 2. Our hand range is the same. If in the 55 set example, we only jam 55, and our opponent knows this and folds. Our R changes value significantly.

As I said in the prior post, getting the right function as R is quick way to nosebleeds. I doubt anyone has a complete model at this point.

Zachary Freeman 10 years, 2 months ago

Perhaps we are on the same page? Let me clarify my points if not.
We like to have a correlation of Equity, E, to winnings. But we both agree there is much more to it because action doesn't freeze. Hot and Cold equity as an EV indicator has major shortcomings. We will get money in on subsequent streets with varying equity. One player will get more money in as a favorite than the other. That player will be the one with a playability advantage.
We invent constant, R, to estimate this playability advantage/disadvantage. We call our realized equity, Er. R is only a constant for each specific situation though but can be grouped to be the same value to similar situations.
R*E=Er.
E must satisfy 0 < E < 1
Accordingly we will want to do EV calcs assocated with R using end of hand pot size rather than immediate pot size.

Tyler Forrester 10 years, 2 months ago

We're definitely on the same page. I think R = constant * equity scope of application is very limited. We really need to compare situations where other factors are static.

In no limit, future equity matters more than current equity which leads to the right model being "Future Equity Realization (FER)" to model situations. Unfortunately hands improve at a different rates postflop and live in different hand ranges. Making FER a much more difficult modeling technique, but also much more rewarding. If you're good at this, you will be playing nosebleeds.

My video demonstrated a basic form of FER by using our past winrates with future street hand strengths to model future hand performance.

Thanks again Zach for writing such detailed posts.

Andrew Sweeney 10 years, 2 months ago

I appreciate you weighting in on this Zachary. Your posts have given me a lot to think about and learn from. Although I don't understand them 100% yet.

'If our calcs have us winning .5BB with JTs then the equity realized is 3.5E-2(1-E)=.5BB ' Coefficient for E should be 4.5??Raise(3)+SB(.5)+BB(1)=4.5?

yoyo123 10 years, 2 months ago

Hi Tyler thanks for your reply. Im still a little confused. What do you mean by the fact that you raise equal parts of your range of 43s+ and 53s+ UTG? Do you mean that you will choose certain combos to raise UTG (for example 43s, 65s, 87s) but choose to omit the in between combos of 54s, 67s etc?

Tyler Forrester 10 years, 2 months ago

I'd raise 43s, 54s, 65s, 87s, 67s but I'd only raise them when each one was hearts. I'd fold 43s, 54s, 65s, 87s, 67s, of diamonds, spades, clubs. (Disclaimer: not my actual randomiser). My hand range then covers a lot of boards without weighting my hand disproportionately to 8 high or worse.

Deactivated User 10 years, 2 months ago

Props for the small out of position bets. Under utilized in most strategies even though they probably occur fairly often in optimal solutions. "I would have lost $40 by check calling, instead I lost $60" [QdTd 22mins] of course doesn't really matter since the EV of betting $10 and having your hand turned into a bluff catcher is essentially the same as checking and bluff catching, and you should expect to yield more EV overall when you account for the times the $10 bet is called by worse (which is why you made the play in the first place).

Tyler Forrester 10 years, 2 months ago

Hey Garrett,

I was curious about your name and googled it. I graduated in '06. That was a tough beat yesterday by NC State.

Thanks for finishing my logic for me. It's hard to chew gum and walk at the same time.
Small bets are super tough to balance which is why I think you see so few of them. There's good chance that the optimal strategy for QT there is "bet small some %" and "check/call some %." Because the range "bet small some %" needs to have some % nut hands in it, some % medium strength, some lower % bluffs. Its really to complicated to do well as human, but a GTO computer does it easily.

deal8888 10 years, 2 months ago

"My video demonstrated a basic form of FER by using our past winrates with future street hand strengths to model future hand performance."

Hey Tyler

I only play HU but i found this video really interesting, this is my first time hearing of FER.
Do you think this model could be applied to HU? I was most impressed with how we can use our past winrates, i have a database of about 1.2mill hands so maybe i could get some accurate results.

deal8888 10 years, 2 months ago

Yea i really am, atm i play everyday and study 4-8 hours at least 4 times a week. Currently i have been working mostly with HEM filters (study my own game vs the average reg at my stake and then the higher stake regs) which i enjoy but i think i would like to add another element.

Any advice on how i could get set up to start working on FER spots? Should i invest in poker ranger and is it possible you can share the spreadsheet you made i see you added some formulas. Thank you for your time

ps i watched your HU video and was really impressed with your thought processes

Tyler Forrester 10 years, 2 months ago

Hey Deal,

You can use the ProPokerTools website to query for handstrength, though Odds Oracle is easier to use. The spreadsheet, itself was super easy. If you have any questions, shoot me a pm and I'll help you.

Tyler

deal8888 10 years, 2 months ago

Ok i jumped ahead, i purchased Pokerranger and Pokerprotools, im currently working on flatting JTs in the BB vs 85% btn open. I decided to just pause and play the video to recreate the spreadsheet. Hopefully i can finish it without getting stuck

bang_bang 10 years, 2 months ago

Nice vid sir.
2:30-KQo What do you do in this spot if he bets 3/4+? I think against 1/2 it is quite easy
call but when he bets 3/4+ it starts to getting a lot closer...

29:10- KQo you are just folding KQ in the SB vs CO? I usualy 3 bet this hand since I have
linear range SB vs CO but when we are deep I would rather call but I think folding is way
to weak. I can understand folding vs UTG or MP but vs CO it is defenetly a call.

Tyler Forrester 10 years, 2 months ago

Hey BangBang!

@KQ1 It's a bluffcatcher. It'll going to be read dependent or it'll be 1-A. Off the top of my head, in a vacuum, I'm probably calling up to pot.

@KQ2 In my database, its been a consistent money loser for me in this spot whether I 3-bet or cold call. You certainly can play it. It's probably user-error on my part. I tend to pay off too often with it (and not get payed off in return).

deal8888 10 years, 2 months ago

Hey Tyler
I have the value of each hand type column completed, using my sample size of 70k hands (700) however i still cant cant get the "nothing" right.

I use the hand value filter High card- Two overs - One over - No overs, combined with no straight draws/no flush draws. The sample shows selection of nut hands, top pairs, flush draws etc. How can i achieve the accurate results of Nothing?

Tyler Forrester 10 years, 2 months ago

HM2 is ugly this way. You have to select the "not" button below, then select everything except high cards/no straight draw/no flush draw. That'll take out everything except high cards with no draws.

deal8888 10 years, 2 months ago

Ok i think its finally done correct, can you see any mistakes? The result seems a very realistic number.

http://postimg.org/image/j6x5uhb4v/

Tyler Forrester 10 years, 2 months ago

Looks good! You might recheck your flushdraw numbers for the hand, because its a one card flush draw and probably won't win as much as the two card variety.

konselieri 10 years, 2 months ago

@KQ2 In my database, its been a consistent money loser for me in this spot whether I 3-bet or cold call. You certainly can play it. It's probably user-error on my part. I tend to pay off too often with it (and not get payed off in return).

Hello, Tyler, nice video as always. I have a questions regarding your statement. I see you often talk which hands are good or bad calls preflop using statistic analyse from your HEM database. I have done that too with few of my poker buddies, but I think variance is a very,very big factor and we can often be "fooled by randomness". There are a lot of factors, like player pool, your skill postflop and opponents skill which are not constant. I think it's better to look at hands as groups and see some overall patterns and maybe we can ask for winning poker buddies to do the same and share the results. If you run bad with KQo SB vs CO, this will show negative result but it can still be +EV call/3bet. What are you thoughts on this ?

Tyler Forrester 10 years, 2 months ago

Hey Konselieri,

For sure, variance is a big deal in particular poker hands. I didn't come to my decision lightly. I looked at similar hands in my hand range in my 3 million hand database extended those hands over similar situations (say button vs sb or bb vs mp) and came to my decision. I'm comfortable with it.

Obviously other people have to come to different conclusions. And who knows, I might be playing it a year from now when I've figured out I was wrong :)

Rapha Nogueira 10 years, 2 months ago

Hey Tyler, this is a very good video. Happy to see that I am not alone at having fun at PPT.

Just one question. When you have a sample that the standard deviation is disproportionally large compared to the mean, doesn't the median gives you a more appropriate result ?

Thank you!

Rapha Nogueira 10 years, 2 months ago

From what I have seen in your video and in my db, poker samples for specific spots doesn't seem to follow a normal distribution. Usually you see a distribution that have heavy tails and using the confidence intervals for the normal distribution may lead into an error.

I don't have your sample but you can graph it and I expect it to have a very low density on the mean. I never saw something specific to treat this type of samples but my expectation is that the average will lead into a result that have poor relevance through the sample. The median may have a better result but I can't test it without your sample or one as large as yours for the spot.

Tyler Forrester 10 years, 2 months ago

The distribution meets all the criteria of the central limit theorem, so its normally distributed.Central Limit Theorem.

Since I was trying to approximate the mean winrate of the hand, using a confidence intervals to see if my result was a possible mean winrate is an easy way to check my work. What you are doing with median is outside the purview of this video.

Rapha Nogueira 10 years, 2 months ago

The generation of the sample isn't independent (you can have more than one entries vs same villain and another possible bias) and you don't have a large number of entries, so CLT won't work. Well, this doesn't have much to do with poker, so I may just get back to pro poker tools and playing.

Thanks for bringing some new ideas to the videos, really good to think more on super clear spots for most people that we are probably not making tons of money.

Tyler Forrester 10 years, 2 months ago

You need more than 30 samples for the CLT to apply. (Source: Boston University ).
Here's the wiki definition for statistical independence:

"In probability theory, to say that two events are independent (alternatively called statistically independent or stochastically independent) means that the occurrence of one does not affect the probability of the other. Similarly, two random variables are independent if the realization of one does not affect the probability distribution of the other."
WikiPage

Poker hands have to be independent. Otherwise, I would need to talk about my past hands to deal with every situation. A dependent poker hand would sound like this "I flopped a flush last time with 54s and won $10, so I need to fold this time ($0) because i've already flopped flush with 54s in this game and I won't flop another."

If you need something more rigorous, can we do it by pm?

Rapha Nogueira 10 years, 2 months ago

I am totally fine with the way you did it, I don't "need" anything more rigorous and I see your approach as good. The only problem is that when I first saw that you are making 1.27bb/100 flatting JTs there and the variance is around 15bb/100. The approximation 1.27bb/100 doesn't seem to tell us much about the sample and I thought that there must be a way to treat this two heavy tails samples in a better way than average. I found nothing on the internet and my best guess was the median.

Dependancy would happen if you have the same villain for two entries which might be the case but I am not sure.

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