Re: [computer-go] Effective Go Library v0.101

2007-02-14 Thread Heikki Levanto
On Wed, Feb 14, 2007 at 10:57:38PM +0100, ?ukasz Lew wrote: > Basically I wanted to implement a board in a hope that more people get > attracted to Computer Go. But now this is more or less accomplished. > So I decided to implement some kind of set canonical algorithms. > But only those most common

Re: [computer-go] Effective Go Library v0.101

2007-02-14 Thread Łukasz Lew
On 2/14/07, Jason House <[EMAIL PROTECTED]> wrote: ?ukasz Lew wrote: > Generally http://en.wikipedia.org/wiki/Disjoint-set_data_structure > In my program it's a tree for each group of stones. In the root is > number of pseudoliberties. > Joining is cheap and checking group membership is cheap. >

Re: [computer-go] Effective Go Library v0.101

2007-02-14 Thread Jason House
?ukasz Lew wrote: Generally http://en.wikipedia.org/wiki/Disjoint-set_data_structure In my program it's a tree for each group of stones. In the root is number of pseudoliberties. Joining is cheap and checking group membership is cheap. Look at chain_t class. in board.cpp Best, ?ukasz Lew I ha

Re: [computer-go] Zobrist hashing with easy transformation comparison

2007-02-14 Thread Jacques Basaldúa
Hi Erik So please tell us, if the topic is really that 'big', how many bits does your hash-strengthening procedure safe, compared to the average uniform random key generator with some basic checking? 1. As I told, I compute 64 bit hashes for the whole board, but since the lowest 32 bits are s

Re: Fwd: [computer-go] Zobrist hashing with easy transformation comparison

2007-02-14 Thread Unknown
On Wed, 2007-02-14 at 10:45 +0100, Erik van der Werf wrote: > > From: Nic Schraudolph <[EMAIL PROTECTED]> > > Date: 12 February 2007 10:45:50 GMT+11:00 > > To: computer-go > > Subject: Re: [computer-go] Zobrist hashing with easy transformation > > comparison > > > >> did you read Anti Huima's pap

Fwd: [computer-go] Zobrist hashing with easy transformation comparison

2007-02-14 Thread Erik van der Werf
-- Forwarded message -- From: Nic Schraudolph <[EMAIL PROTECTED]> Date: Feb 14, 2007 2:18 AM Subject: Fwd: [computer-go] Zobrist hashing with easy transformation comparison To: Erik van der Werf <[EMAIL PROTECTED]> Hi Erik, could you please forward the following to the computer g