Re: [Computer-go] CrazyStone in the 5-dan footsteps of Zen

2012-01-11 Thread Yamato

(2012/01/11 5:19), Jean-loup Gailly wrote:

   I know the Zen author occasionally logs in as the bot and censors
people who abuse the bot.

I do this too for pachi2. But it's a real pain to maintain the censor
list. My list currently has
147 accounts (probably representing much fewer distinct persons).


I did that for only one account, who was an obvious sandbagger.

--
Yamato
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Re: [Computer-go] CrazyStone in the 5-dan footsteps of Zen

2012-01-11 Thread Rémi Coulom
Thanks Jouni for buying Crazy Stone. And yes, Don, there is an Android version.

All the many versions of Crazy Stone are listed on its web page:
http://remi.coulom.free.fr/CrazyStone/

Chinese versions coming soon.

Rémi

On 10 janv. 2012, at 23:48, Don Dailey wrote:

 Is there an Android version for my tablet?  
 
 Don
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Re: [Computer-go] CrazyStone in the 5-dan footsteps of Zen

2012-01-11 Thread Nick Wedd

Dear Yamato,

On 11/01/2012 07:28, Yamato wrote:

(2012/01/11 5:19), Jean-loup Gailly wrote:

 I know the Zen author occasionally logs in as the bot and censors
people who abuse the bot.

I do this too for pachi2. But it's a real pain to maintain the censor
list. My list currently has
147 accounts (probably representing much fewer distinct persons).


I did that for only one account, who was an obvious sandbagger.


Your censoring of an obvious sandbagger was good.  In future, when you 
have clear evidence of sandbagging, I hope you will report it to me or 
to another KGS admin.  We believe that sandbaggers weaken the KGS rating 
system, and when we are aware of them we remove their ratings, so that 
all their games are ignored for rating purposes.


A KGS player who was resigning against Aya in won positions, and beating 
Zen and CrazyStone, recently had his rating removed.


Nick
--
Nick Wedd
n...@maproom.co.uk
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Re: [Computer-go] Announce: GoBet II

2012-01-11 Thread Don Dailey
On Tue, Jan 10, 2012 at 8:01 PM, Jouni Valkonen jounivalko...@gmail.comwrote:

 Wow, this is great. I believe it is the greatest gobot challenge game
 since gobots learned to beat pros at 9×9 board. Does we have Tromp's blitz
 games against CS and ZenD for a reference?

 I think that the most interesting thing will be, who really will benefit
 more for the longer thinking times. The gobot or human? Eight times more
 playouts versus human's inability to decide?!

The human will benefit more from the additional playing time,  this
principle I almost consider an axiom when comparing computer to human in
games.   If humans have an inability to decide (which I dispute) than
granting additional thinking time is not going to be a handicap to a human
player,  it will only enhance the decision making process.

It will be an interesting match.   On paper I think the program is
stronger,  but I don't have a lot of confidence at this point for the
program. I give John Tromp the better chances, especially with these
longer time controls.

Don


   —Jouni
 On Jan 11, 2012 1:55 AM, Darren Cook dar...@dcook.org wrote:

 announce style=boxing matchThe Bet Is Back and its Bigger and Better
 Than Ever./announce

 Many of you followed the Go Bet event in London at the end of 2010,
 where John Tromp triumphed and I was forced to hand over the $1000. Now
 it is time to see if the bots have improved in the past 12
 months, as John will play another match with a computer program.

  When: During January 2012 (exactly when will be announced soon)
  Where: On KGS
  Format: Best-of-5 (first to three wins)
  Rules: Chinese, 7.5pt komi
  Time: 90 minutes each, with byo-yomi of 25 stones per 10 minutes
  Hardware: (to be announced)

 Yamato, the author of Zen, was reluctant to take part a year ago, unsure
 of the outcome. Well, this year he has agreed to take part. A sign the
 machines have improved... or just over-confidence?

 Darren

 P.S. The match is online this time, and there is no wager, so my only
 involvement is the publicity :-)


 --
 Darren Cook, Software Researcher/Developer

 http://dcook.org/work/ (About me and my work)
 http://dcook.org/blogs.html (My blogs and articles)
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Re: [Computer-go] CrazyStone in the 5-dan footsteps of Zen

2012-01-11 Thread Don Dailey
On Wed, Jan 11, 2012 at 4:39 AM, Rémi Coulom remi.cou...@free.fr wrote:

 Thanks Jouni for buying Crazy Stone. And yes, Don, there is an Android
 version.


Thanks,   I found it on the Android Market and purchased my copy.

Someone complained that it does not play as well on the Android as it does
on a 24 core computer.   Is that true?   What a disappointment! I
laughed out loud when I saw that.

Anyway,  I am happy with it.

Don





 All the many versions of Crazy Stone are listed on its web page:
 http://remi.coulom.free.fr/CrazyStone/

 Chinese versions coming soon.

 Rémi

 On 10 janv. 2012, at 23:48, Don Dailey wrote:

  Is there an Android version for my tablet?
 
  Don
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Re: [Computer-go] CrazyStone in the 5-dan footsteps of Zen

2012-01-11 Thread Vlad Dumitrescu
Hi,

On Wed, Jan 11, 2012 at 15:07, Don Dailey dailey@gmail.com wrote:
 Thanks,   I found it on the Android Market and purchased my copy.

I just did that too (especially since it's on sale at only €2,99), and
one thing that I'm not happy about is that when a game is finished,
there is no way to contest the scoring done by the program. It's
annoying when one doesn't get the medal one deserves because a dead
group was marked as alive :-)

regards,
Vlad
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Re: [Computer-go] CrazyStone in the 5-dan footsteps of Zen

2012-01-11 Thread Rémi Coulom
Hi Vlad,

Sorry for your medal. I don't do the UI stuff, but I'll forward your remark to 
Unbalance. Or if you can send the position with the wrong scoring to me, I'll 
try to make CS score it correctly.

Rémi

On 11 janv. 2012, at 15:24, Vlad Dumitrescu wrote:

 Hi,
 
 On Wed, Jan 11, 2012 at 15:07, Don Dailey dailey@gmail.com wrote:
 Thanks,   I found it on the Android Market and purchased my copy.
 
 I just did that too (especially since it's on sale at only €2,99), and
 one thing that I'm not happy about is that when a game is finished,
 there is no way to contest the scoring done by the program. It's
 annoying when one doesn't get the medal one deserves because a dead
 group was marked as alive :-)
 
 regards,
 Vlad
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Re: [Computer-go] Announce: GoBet II

2012-01-11 Thread Stefan Kaitschick
do you know what hardware Zen will be using?
I would give Zen19 an 80% chance and Zen19D a 95% chance of winning.
Unless you get saved by a rare bug, to beat Zen you need to outplay Zen in
the fuseki. But for that it usually takes at least 4d strength.

some tips for the underdog:

contest zen for influence in the opening(even Aja has trouble winning with
two 3-3 points), but go along, if it overpays to get the influence anyways.
After Zen started to invest, be prepared for it to take extreme measures to
finish closing off the center - that's why its good to have safe groups, it
makes it easier to spoil the center. Remember that Zen is especially good
at harassing several weak groups in the center at once.
When Zen is a little short at the beginning of the endgame, your chances
are good. It will switch into bully mode, losing points if you answer
correctly. Otoh, you almost lost when Zen is slightly ahead in the endgame,
unless there is some large eye semeai it misinterprets.

Stefan


On Wed, Jan 11, 2012 at 12:55 AM, Darren Cook dar...@dcook.org wrote:

 announce style=boxing matchThe Bet Is Back and its Bigger and Better
 Than Ever./announce

 Many of you followed the Go Bet event in London at the end of 2010,
 where John Tromp triumphed and I was forced to hand over the $1000. Now
 it is time to see if the bots have improved in the past 12
 months, as John will play another match with a computer program.

  When: During January 2012 (exactly when will be announced soon)
  Where: On KGS
  Format: Best-of-5 (first to three wins)
  Rules: Chinese, 7.5pt komi
  Time: 90 minutes each, with byo-yomi of 25 stones per 10 minutes
  Hardware: (to be announced)

 Yamato, the author of Zen, was reluctant to take part a year ago, unsure
 of the outcome. Well, this year he has agreed to take part. A sign the
 machines have improved... or just over-confidence?

 Darren

 P.S. The match is online this time, and there is no wager, so my only
 involvement is the publicity :-)


 --
 Darren Cook, Software Researcher/Developer

 http://dcook.org/work/ (About me and my work)
 http://dcook.org/blogs.html (My blogs and articles)
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Re: [Computer-go] CrazyStone in the 5-dan footsteps of Zen

2012-01-11 Thread Vlad Dumitrescu
Hi Rémi,

On Wed, Jan 11, 2012 at 16:28, Rémi Coulom remi.cou...@free.fr wrote:
 Sorry for your medal. I don't do the UI stuff, but I'll forward your remark 
 to Unbalance. Or if you can send the position with the wrong scoring to me, 
 I'll try to make CS score it correctly.

It's not a problem for me, but thought it would be a simple improvement.

I don't have the position, but it was a semeai where CS's dead group
had a square of four in the corner but not enough liberties overall to
make a seki. And since the counting seems to be Japanese (since
prisoners are deducted), I would have lost points by capturing the
group effectively.

regards,
Vlad
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Re: [Computer-go] CrazyStone in the 5-dan footsteps of Zen

2012-01-11 Thread Aja Huang

Hi Vlad,

Do you mean the case in the attached example semeai_scoring.sgf? In a seki 
of a dead group with a square of four, the other side must have a big eye as 
well. The bottom-right corner is such an example, where it's all White's 
territory. In the bottom-left corner. It can't be a seki.


Best regards,
Aja


-原始郵件- 
From: Vlad Dumitrescu

Sent: Wednesday, January 11, 2012 10:11 AM
To: computer-go@dvandva.org
Subject: Re: [Computer-go] CrazyStone in the 5-dan footsteps of Zen

Hi Rémi,

On Wed, Jan 11, 2012 at 16:28, Rémi Coulom remi.cou...@free.fr wrote:
Sorry for your medal. I don't do the UI stuff, but I'll forward your 
remark to Unbalance. Or if you can send the position with the wrong 
scoring to me, I'll try to make CS score it correctly.


It's not a problem for me, but thought it would be a simple improvement.

I don't have the position, but it was a semeai where CS's dead group
had a square of four in the corner but not enough liberties overall to
make a seki. And since the counting seems to be Japanese (since
prisoners are deducted), I would have lost points by capturing the
group effectively.

regards,
Vlad
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semeai_scoring.sgf
Description: application/go-sgf
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Re: [Computer-go] Announce: GoBet II

2012-01-11 Thread Darren Cook
The details on the GoBet II match have now been finalized. It will start
this Friday evening (in U.S.; Saturday morning in Japan).

  When: During January 2012 (exactly when will be announced soon)

New York time (for John):
  Fri, Jan 13, 8pm
  Sat, Jan 14, 8pm
  Sun, Jan 15, 8pm
  Mon, Jan 16, 8pm #If 2-1
  Wed, Jan 18, 8pm #If 2-2

Japan time (for Zen, also for Darren):
  Sat, Jan 14, 10am
  Sun, Jan 15, 10am
  Mon, Jan 16, 10am
  Tue, Jan 17, 10am#If 2-1
  Thu, Jan 19, 10am#If 2-2

(UTC times for each game is 1am (on same date as the Japan times), so
not good for those in Europe, sorry)

  Hardware: (to be announced)

KGS Account Name for Zen: Zen19N

Operator: Hideki Kato

Hardware: a dual 6-core Xeon X5680 (over-clocked to 4.2Ghz)

With the over-clocking, this hardware is slightly more than twice as
fast as the Amazon EC2 instance used for the London go bet. (Six to
seven times faster than the notebook used for the first two games in
that match.)
(A doubling in 12 months is a bit ahead of Moore's Law; but we were
underpowered last year, relative to what I had hoped to use.)

Hardware cost estimate: 350,000 yen (about US$4375 currently)

Fascinating Trivia: John claims not to be worried about starting the
match on Friday The Thirteenth, as he was born on one!

Darren

-- 
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http://dcook.org/work/ (About me and my work)
http://dcook.org/blogs.html (My blogs and articles)
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