Dear Soohwan, The problem you encounter is caused by the fact that you tried to evaluate a GP individual without having properly set the GP::Context properly....
1537
Soohwan Hyun
shhyun0086
Nov 8, 2011 3:48 pm
Thanks you for your response, Christian. I have another question. As you said, I use GP::individual::run() methods, but error. .... Individual::Bag...
1538
Christian Gagné
raspingoo
Nov 8, 2011 4:38 pm
Dear Soohwan, The error is caused by some sanity check in the code. As far I can see, the error are correct, it seems that it is your code that is faulty here....
Dear Soohwan, The following code is what I had in mind. lContext.setIndividualHandle(&inv_data[0]); (&inv_data)[0]->run(lResult1, lContext); ...
1541
Soohwan Hyun
shhyun0086
Nov 21, 2011 12:15 pm
Dear Christian, My code operates four tree in each individual. I need to handle it. then, I used this method. Only tree1 operates normally, and tree2~4 cannot...
1542
Christian Gagné
raspingoo
Nov 21, 2011 1:52 pm
Dear Soohwan, There is a NULL pointer in an handler somewhere in your code, where there should not be. But it is impossible to identify the cause of that...
1543
andrew732
Nov 28, 2011 12:47 pm
I would like to do something very similar to the GP Symbolic Regression example that comes with OpenBeagle 3.0.3, except that individuals are made up of...
1544
Christian Gagné
raspingoo
Nov 28, 2011 1:27 pm
Dear Andrew, If you look at the previous discussion thread, it talks about a the same idea of having a forest of GP trees based on symbolic regression. That's...
1545
sebastiangassner
sebastiangas...
Feb 13, 2012 4:13 pm
Hello! I have a question about migration behaviour in OpenBEAGLE-4.0.0-alpha2. Several demes have been created supplying -OBec.pop.size=X/X/X. * How can one...
1546
sebastiangassner
sebastiangas...
Feb 13, 2012 4:25 pm
Solved, simply adding a <MigrationRingOp/> to beagle.conf explicity sets migration between demes. Sorry for the noise... -sebastian...
1547
f.andrewpowell
Mar 15, 2012 7:00 pm
Hello, I'm getting a server error when I try to access the Open BEAGLE Compilation HOWTO at: ...
1548
Christian Gagné
raspingoo
Mar 15, 2012 7:03 pm
Hi, It seems that the MySQL DB from sourceforge backing the wiki is defunct. I haven't identified whether this is temporary or permanent. You can get an old...
1549
Sebastian Gassner
sebastiangas...
Mar 15, 2012 7:29 pm
Hi, may I suggest github as a free-of-charge hosting alternative? It's worth a look at least.....
1550
Sergiy Dubovik
Dubik_KH_UKR
Mar 15, 2012 7:32 pm
... http://tech.groups.yahoo.com/group/openbeagle/message/1534 ... [Non-text portions of this message have been removed]...
1551
ams.pedro
Mar 22, 2012 8:37 pm
Evolution fails after Bootstrap operators Hello, I don't really know how to start so I will just post all the information here and then describe what happens. ...
1552
Christian Gagné
raspingoo
Mar 22, 2012 9:28 pm
Dear Pedro, I do not have any idea of what can be happening in your case. I would advice you to run your program with a high log level value, to get as much...
1553
Sergiy Dubovik
Dubik_KH_UKR
Mar 24, 2012 8:19 pm
Hei, Why log is written to console and log file, but info from halloffame only to log file? Why halloffame returns best individual as Individual and not the...
1554
Christian Gagné
raspingoo
Mar 26, 2012 3:01 pm
Dear Sergiy, ... That probably because you are not using the same log level for the console and the log file. By default, the log level for the console is 2...
1555
Sergiy Dubovik
Dubik_KH_UKR
Mar 26, 2012 3:25 pm
... I run examples without parameters, by default they don't show solution on the screen but show error statistics. That's nice, but I guess it would make...
1556
Christian Gagné
raspingoo
Mar 26, 2012 4:38 pm
Hi again, ... Why doing the other way around. You usually want to get a general feedback at the console, when you make the run, and more details in the log...
1557
Sergiy Dubovik
Dubik_KH_UKR
Mar 26, 2012 5:26 pm
Sorry, replying to the group. 2012/3/26 Christian Gagné <cgagne@...> ... That's because fitness function may have bugs and looking only at error may ...
1558
novus007
Apr 5, 2012 6:43 pm
Hello, I am trying to implement a multiobjective EA algorithm, namely MOEA/d, using OpenBEAGLE-4.0.0-alpha2. The main idea of this algorithm is to transform...
1559
Christian Gagné
raspingoo
Apr 6, 2012 2:22 pm
Hi, I am not sure that modelling your subproblems as demes is the best solution. Usually, operations are applied deme-by-deme. Given the design of Open BEAGLE,...
1560
novus007
Apr 11, 2012 3:08 pm
Thanks for your advice. After some attempts, I find it's more complex than I thought. I currently use NSGA2 in OpenBEAGLE, and look for other ways to implement...
1561
zan_clovis
Apr 16, 2012 5:00 pm
Hello everyone! My name is Andrea and I'm new to the group. I'm sorry if my doubts could be trivial but I'm quite new to the framework and on the genetic...
1562
jeanniefitzgerald@...
jeanniefitzg...
Jun 6, 2012 5:19 pm
Hi, I am running some GP experiments with a data set that has a lot of available features(terminals). At the moment I am doing something like: for( int i=0;...
1563
Christian Gagné
raspingoo
Jun 6, 2012 5:37 pm
Hi Jeannie, There is no simple solution for evaluating all individuals at the time. However, if you are making evaluation along many test cases (that is...
1564
Christian Gagné
raspingoo
Aug 2, 2012 11:04 am
Hi everyone, I am happy to inform you that Open BEAGLE has been moved on Google Code! http://beagle.googlecode.com Google Code is a nice environment that...
1565
Christian Gagné
raspingoo
Aug 2, 2012 11:04 am
Hello again, As mentionned in the previous message, the Open BEAGLE mailing lists have been moved on Google Groups. I am inviting all subscribers to the...
