Mercurial > ift6266
changeset 621:e162e75ac5c6
merge
author | Yoshua Bengio <bengioy@iro.umontreal.ca> |
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date | Sun, 09 Jan 2011 21:33:55 -0500 |
parents | 5c67f674d724 (current diff) 820764689d2f (diff) |
children | 09b7dee216f4 |
files | |
diffstat | 1 files changed, 121 insertions(+), 0 deletions(-) [+] |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/deep/stacked_dae/aistats_review/m_mlp_ift.py Sun Jan 09 21:33:55 2011 -0500 @@ -0,0 +1,121 @@ +import pdb,bricks.costs,datetime,os,theano,sys +from bricks.experiments import * +from bricks.networks import * +from bricks import * +from datasets import * +from bricks.optimizer import * +from monitor.exp_monitoring import * + +#from monitor.series import * +import numpy +#import jobman,jobman.sql,pylearn.version +#from jobman import DD +#from utils.JobmanHandling import * + +class MnistTSdaeExperiment(ExperimentObject): + # Todo : Write down the interface + + def _init_dataset(self): + self.dataset_list = [ PNIST07(), nist_all() ] + self.dataset = self.dataset_list[0] + + + def _init_outputs(self): + self.ds_output = { 'Pnist_Train' : self.dataset_list[0].train, + 'Pnist_Valid' : self.dataset_list[0].valid, + 'Pnist_Test' : self.dataset_list[0].test, + 'nist_Train' : self.dataset_list[1].train, + 'nist_Valid' : self.dataset_list[1].valid, + 'nist_Test' : self.dataset_list[1].test} + + self.outputs = { 'CC' : costs.classification_error(self.network.layers[-1][0].out_dict['argmax_softmax_output'],self.network.in_dict['pred']) } + #'L1' : costs.L1(self.network.layers[0][0].out_dict['sigmoid_output']) } + #'LL' : costs.negative_ll(self.network.layers[-1][0].out_dict['softmax_output'],self.network.in_dict['pred']) } + + + + def _init_network(self): + """ Choose wich network to initialize """ + #x,y = self.dataset.train(1).next() + n_i = 1024 + n_o = 62 + numpy.random.seed(self.hp['seed']) + self.network = MLPNetwork(n_i,n_o,size=self.hp['size']) + default.load_pickled_network(self.network,'best_params/1/') + + def _init_costs_params(self): + #finetuning + self.costs = [ [costs.negative_ll(self.network.layers[-1][0].out_dict['softmax_output'],self.network.in_dict['pred'])] ] + self.params = [ [self.network.get_all_params(),self.network.get_all_params()] ] + + + def _init_monitor(self): + self.monitor = monitor(self.outputs,self.ds_output,self.network,self.sub_paths,save_criterion='Pnist_Valid') + + def startexp(self): + print self.info() + for j,optimizer in enumerate(self.optimizers): + print 'Optim', '#'+str(j+1) + sys.stdout.flush() + for i in range(self.hp['ft_ep']): + optimizer.tune(self.dataset.train,self.hp['bs']) + print repr(i).rjust(3),self.monitor.get_str_output() + sys.stdout.flush() + + + def run(self): + self.startexp() + self.monitor.dump() + return True + +def jobman_entrypoint(state, channel): + import jobman,jobman.sql,pylearn.version + from jobman import DD + from utils.JobmanHandling import JobHandling,jobman_insert,cartesian_product_jobs + exp = MnistTSdaeExperiment(state,channel) + return exp.jobhandler.start(state,channel) + +def standalone(state): + exp = MnistTSdaeExperiment(state) + exp.run() + + +if __name__ == '__main__': + HP = { 'lr':[ [ .1] ], + 'ft_ep':[100], + 'bs':[100], + 'size':[ [300],[4000],[5000],[6000],[7000] ], + 'seed':[0]} + + job_db_path = 'postgres://mullerx:b9f6ed1ee4@gershwin/mullerx_db/m_mlp_ift' + exp_path = "m_mlp_ift.jobman_entrypoint" + + args = sys.argv[1:] + + if len(args) > 0 and args[0] == 'jobman_insert': + jobman_insert(HP,job_db_path,exp_path) + + elif len(args) > 0 and args[0] == 'jobman_test': + chanmock = DD({'COMPLETE':0,'save':(lambda:None)}) + dd_hp = cartesian_product_jobs(HP) + print dd_hp[0] + jobman_entrypoint(dd_hp[0], chanmock) + + elif len(args) > 0 and args[0] == 'standalone': + hp = { 'lr':[ .1], + 'ft_ep':100, + 'bs':100, + 'size':[ 3000 ], + 'seed':0} + standalone(hp) + + + else: + print "Bad arguments" + + +#jobman sqlview postgres://mullerx:b9f6ed1ee4@gershwin/mullerx_db/m_mlp_ift m_mlp_ift_view +#psql -h gershwin -U mullerx -d mullerx_db +#b9f6ed1ee4 + +#jobdispatch --condor --env=THEANO_FLAGS=floatX=float32 --repeat_jobs=5 jobman sql -n0 'postgres://mullerx:b9f6ed1ee4@gershwin/mullerx_db/m_mlp_ift' .