def train(config_file):
# 1, load configuration parameters
config = parse_config(config_file)
config_common = config['common']
config_data = config['data']
config_net = config['network']
config_train = config['training']
random.seed(config_train.get('random_seed', 1))
assert (config_data['with_ground_truth'])
class_num = config_net['class_num']
# 2 load data
data_names = get_patient_names(config_data["data_names"])
split_ratio = int(config_train["train_val_ratio"] * len(data_names))
random.Random(42).shuffle(data_names)
config_data["train_names"] = data_names[:split_ratio]
config_data["val_names"] = data_names[split_ratio:]
dataset_tr = DataLoader("train", config_data)
dataset_tr.load_data()
train_loader = torch.utils.data.DataLoader(
dataset_tr,
batch_size=config_train['train_batch_size'],
shuffle=True,
num_workers=4,
pin_memory=True)
dataset_val = DataLoader("validate", config_data)
dataset_val.load_data()
val_loader = torch.utils.data.DataLoader(
dataset_val,
batch_size=config_train['val_batch_size'],
shuffle=False,
num_workers=4,
pin_memory=True)
# 3, load model
# load pretrained
empty_model = ARCNet(class_num,
vae_enable=config_train['vae_enable'],
config=config_data)
if config_train['model_pre_trained']:
arcnet_model = torch.load(config_train['model_pre_trained'])
else:
arcnet_model = ARCNet(class_num,
vae_enable=config_train['vae_enable'],
config=config_data)
# 4, start to train
solver = Solver(
arcnet_model,
exp_name=config_train['exp_name'],
device=config_common['device'],
class_num=config_net['class_num'],
optim_args={
"lr": config_train['learning_rate'],
"betas": config_train['optim_betas'],
"eps": config_train['optim_eps'],
"weight_decay": config_train['optim_weight_decay']
},
loss_args={
"vae_loss": config_train['vae_enable'],
"loss_k1_weight": config_train['loss_k1_weight'],
"loss_k2_weight": config_train['loss_k2_weight']
},
model_name=config_common['model_name'],
labels=config_data['labels'],
log_nth=config_train['log_nth'],
num_epochs=config_train['num_epochs'],
lr_scheduler_step_size=config_train['lr_scheduler_step_size'],
lr_scheduler_gamma=config_train['lr_scheduler_gamma'],
use_last_checkpoint=config_train['use_last_checkpoint'],
log_dir=config_common['log_dir'],
exp_dir=config_common['exp_dir'])
solver.train(train_loader, val_loader)
if not os.path.exists(config_common['save_model_dir']):
os.makedirs(config_common['save_model_dir'])
final_model_path = os.path.join(config_common['save_model_dir'],
config_train['final_model_file'])
solver.model = empty_model
solver.save_best_model(final_model_path)
print("final model saved @ " + str(final_model_path))
def main():
ip_file = None
myargs = getopts(argv)
if "-f" in myargs:
ip_file = myargs["-f"]
else:
print "Usage: python mission_assign.py -f <input file>"
exit()
op_file = ip_file.split(".")[0] + "_output.txt"
# create parser object
parser = FileParser(filepath=ip_file)
# flatten the uas indices into instances, taking into account uas count per uas
parser.create_uas_index_to_instance_map()
# setup mission map where each entry is a mission id - compatible uas list map.
missions = parser.get_domain_for_missions()
# setup pilot map where each entry is a pilot name - compatible uas list map.
pilots, pilots_pref = parser.get_domain_for_pilots()
uas_max = parser.get_uas_instance_count()
uas_names = parser.get_uas_names()
# create the solver object
solver = Solver(pilot_map=pilots,
mission_map=missions,
uas_max=uas_max,
pilot_prefs={})
# build the domain variables
solver.build_variables()
# build the constraints
solver.build_constraints()
# start the timer for 90 seconds
t = threading.Timer(90.0, timeout)
t.start()
# solve the 'problem'
solution = solver.get_solution()
# solution was found, timer can be stopped
t.cancel()
if solution:
# pretty print logic follows
print "Solution found! Writing to file..." + op_file
pretty_map = {}
for key, value in solution.iteritems():
if type(key) == int:
if value in pretty_map:
pretty_map[value]["mission"].append(key)
else:
pretty_map[value] = {
"mission": [key],
"pilot": None,
"uas":
uas_names[parser.get_uas_index_from_instance(value)],
"fav": None
}
sorted_pretty_list = [None] * len(missions)
for key, value in solution.iteritems():
if type(key) != int:
pretty_map[value]["pilot"] = key
pretty_map[value][
"fav"] = "Yes" if value in pilots_pref[key] else "No"
for uas, value in pretty_map.iteritems():
missions = value["mission"]
for mission in missions:
sorted_pretty_list[mission] = str("M" + str(mission + 1) +
" " + value["pilot"] + " " +
value["uas"] + " " +
value["fav"])
with open(op_file, 'w') as f:
for assignment in sorted_pretty_list:
f.write(assignment + "\n")
print assignment
else:
print "No solution found!"
with open(op_file, 'w') as f:
f.write("No solution found!" + "\n")
def main():
solver = Solver(args,
source=args.source,
target=args.target,
learning_rate=args.lr,
batch_size=args.batch_size,
optimizer=args.optimizer,
num_k=args.num_k,
all_use=args.all_use,
checkpoint_dir=args.checkpoint_dir,
save_epoch=args.save_epoch)
record_num = 1
if args.source == 'usps' or args.target == 'usps':
record_train = 'record/%s_%s_k_%s_alluse_%s_onestep_%s_%s.txt' % (
args.source, args.target, args.num_k, args.all_use, args.one_step,
record_num)
record_test = 'record/%s_%s_k_%s_alluse_%s_onestep_%s_%s_test.txt' % (
args.source, args.target, args.num_k, args.all_use, args.one_step,
record_num)
while os.path.exists(record_train):
record_num += 1
record_train = 'record/%s_%s_k_%s_alluse_%s_onestep_%s_%s.txt' % (
args.source, args.target, args.num_k, args.all_use,
args.one_step, record_num)
record_test = 'record/%s_%s_k_%s_alluse_%s_onestep_%s_%s_test.txt' % (
args.source, args.target, args.num_k, args.all_use,
args.one_step, record_num)
else:
record_train = 'record/%s_%s_k_%s_onestep_%s_%s.txt' % (
args.source, args.target, args.num_k, args.one_step, record_num)
record_test = 'record/%s_%s_k_%s_onestep_%s_%s_test.txt' % (
args.source, args.target, args.num_k, args.one_step, record_num)
while os.path.exists(record_train):
record_num += 1
record_train = 'record/%s_%s_k_%s_onestep_%s_%s.txt' % (
args.source, args.target, args.num_k, args.one_step,
record_num)
record_test = 'record/%s_%s_k_%s_onestep_%s_%s_test.txt' % (
args.source, args.target, args.num_k, args.one_step,
record_num)
if not os.path.exists(args.checkpoint_dir):
os.mkdir(args.checkpoint_dir)
if not os.path.exists('record'):
os.mkdir('record')
if args.eval_only:
solver.test(0)
else:
count = 0
A_st_n = 0.5
J_w_n = 0.5
max_Jw = 1
min_Jw = 1
Ast_max = 0
Ast_min = 0
acc_m = 0
for t in range(args.max_epoch):
A_st_norm = A_st_n
J_w_norm = J_w_n
A_st_max = Ast_max
A_st_min = Ast_min
max_J_w = max_Jw
min_J_w = min_Jw
if not args.one_step:
Ast_min, Ast_max, min_Jw, max_Jw, A_st_n, J_w_n, num = solver.train(
A_st_min,
A_st_max,
min_J_w,
max_J_w,
A_st_norm,
J_w_norm,
t,
record_file=record_train)
if t == 0:
min_Jw = max_Jw
else:
num = solver.train_onestep(t, record_file=record_train)
count += num
acc_max = acc_m
if t % 1 == 0:
acc_m = solver.test(acc_max,
t,
record_file=record_test,
save_model=args.save_model)
if count >= 20000:
break
parser.add_argument(
'-data_dir',
'-d',
default=
'/work/b07u1234/b06502162/HW2-1/github-HW2-1/vctk/trimmed_vctk_spectrograms/sr_24000_mel_norm/'
)
parser.add_argument('-train_set', default='train_128')
parser.add_argument('-train_index_file', default='train_samples_128.json')
parser.add_argument('-logdir', default='log/')
parser.add_argument('--load_model', action='store_true')
parser.add_argument('--load_opt', action='store_true')
parser.add_argument('-store_model_path',
default='/work/b07u1234/b06502162/HW2-1/github-HW2-1')
parser.add_argument('-load_model_path',
default='/storage/model/adaptive_vc/model')
parser.add_argument('-summary_steps', default=100, type=int)
parser.add_argument('-save_steps', default=5000, type=int)
parser.add_argument('-tag', '-t', default='init')
parser.add_argument('-iters', default=100000, type=int)
args = parser.parse_args()
# load config file
with open(args.config) as f:
config = yaml.load(f)
solver = Solver(config=config, args=args)
if args.iters > 0:
solver.train(n_iterations=args.iters)
type=int,
default=27596,
help='comment vocab size')
parser.add_argument('-comment_max_len',
type=int,
default=100,
help='comment max length')
parser.add_argument('-relative_pos',
type=bool,
default=True,
help='use relative position')
parser.add_argument('-k', type=int, default=5, help='relative window size')
parser.add_argument('-num_layers', type=int, default=3, help='layer num')
parser.add_argument('-model_dim', type=int, default=256)
parser.add_argument('-num_heads', type=int, default=8)
parser.add_argument('-ffn_dim', type=int, default=2048)
parser.add_argument('-dropout', type=float, default=0.2)
args = parser.parse_args()
return args
if __name__ == '__main__':
args = parse()
solver = Solver(args)
if args.train:
solver.train()
elif args.test:
solver.test()
import os
from solver import Solver
solver = Solver()
solver.loadTask(
os.path.join(os.path.dirname(__file__), "../templates/01t.json"))
solver.printTask()
validation_path = '/data/david/fai_attr/transfered_data/val_v2'
# validation_path = '/data/david/fai_attr/transfered_data/partial_test_v2'
batch_size = 8
num_workers = 4
gpus = [6]
results_file_path = Path('./results/results_roadmap.md')
f_out = results_file_path.open('a')
f_out.write('%s :\n' %
time.strftime("%Y-%m-%d-%H-%M", time.localtime(time.time())))
f_out.write('test path %s :\n' % validation_path)
gpus = [0]
solver = Solver(validation_path=validation_path)
if len(sys.argv) == 2:
task = sys.argv[1]
print("start validating task: %s" % task)
assert task in task_list, "UNKOWN TASK"
details = model_dict[task]
val_acc, val_map, val_loss = solver.validate(
None,
model_path=details['model_path'],
task=task,
network=details['network'],
batch_size=details['batch_size'],
num_workers=details['num_workers'],
gpus=gpus)
def main(args):
with open("./config.yml", 'r') as stream:
try:
config = yaml.safe_load(stream)
except yaml.YAMLError as exc:
print(exc)
train_logger = SummaryWriter(log_dir=os.path.join(config['log'], 'train'),
comment='training')
solver = Solver(config)
train_trans = image_transform(**config['train_transform'])
config['train_dataset'].update({
'transform': train_trans,
'target_transform': None,
'categories': config['class_names']
})
if config.get('val_dataset') is not None:
config['val_dataset'].update({
'transform': train_trans,
'target_transform': None,
'categories': config['class_names']
})
if args.train_prm:
config['train_dataset'].update({'train_type': 'prm'})
dataset = train_dataset(**config['train_dataset'])
config['data_loaders']['dataset'] = dataset
data_loader = get_dataloader(**config['data_loaders'])
if config.get('val_dataset') is not None:
config['val_dataset'].update({'train_type': 'prm'})
dataset = train_dataset(**config['val_dataset'])
config['data_loaders']['dataset'] = dataset
val_data_loader = get_dataloader(**config['data_loaders'])
else:
val_data_loader = None
solver.train_prm(data_loader, train_logger, val_data_loader)
print('train prm over')
if args.train_filling:
proposals_trans = proposals_transform(**config['train_transform'])
config['train_dataset'].update({
'train_type': 'filling',
'target_transform': proposals_trans,
})
dataset = train_dataset(**config['train_dataset'])
config['data_loaders']['dataset'] = dataset
data_loader = get_dataloader(**config['data_loaders'])
solver.train_filling(data_loader, train_logger)
print('train filling over')
if args.run_demo:
test_trans = image_transform(**config['test_transform'])
config['test_dataset'].update({
'image_size':
config['test_transform']['image_size'],
'transform':
test_trans
})
dataset = test_dataset(**config['test_dataset'])
config['test_data_loaders']['dataset'] = dataset
data_loader = get_dataloader(**config['test_data_loaders'])
solver.inference(data_loader)
print('predict over')
from visuals import GameWindow
from board import Board
from solver import Solver
from Tkinter import *
import random, sys, copy, time
root = Tk()
window = GameWindow(root)
random_res = []
for i in range(50):
board = Board()
window.update_view(board.generateState(board.grid))
solver = Solver(board, window, root)
solver.startSolver("random")
random_res.append(int(2**board.bestTile))
print random_res
'''for i in range(1,50):
board = Board()
window.update_view( board.generateState(board.grid) )
solver = Solver(board, window, root, train_nr=i)
#modes: random, upleftdownright, partialAI, onestepahead
solver.startSolver("expectimax")'''
# TO PLAY THE GAME, UMCOMMENT THESE LINES
'''
while True:
window.update_view( board.generateState(board.grid) )
print "POINTS========> > > " + str(board.points) + " < < <========POINTS"
train_display = [train_loader.dataset[i] for i in range(display_size)]
train_display_images = torch.stack([item[0] for item in train_display]).to(device)
test_display = [test_loader.dataset[i] for i in range(display_size)]
test_display_images = torch.stack([item[0] for item in test_display]).to(device)
train_display_txt = torch.stack([item[3] for item in train_display]).to(device)
train_display_txt_lens = torch.stack([item[4] for item in train_display]).to(device)
test_display_txt = torch.stack([item[3] for item in test_display]).to(device)
test_display_txt_lens = torch.stack([item[4] for item in test_display]).to(device)
pretrained_embed=None
if opts.use_pretrained_embed:
with open(config['pretrained_embed'], 'rb') as fin:
pretrained_embed = pickle.load(fin)
# Setup model and data loader
trainer = Solver(config, device, pretrained_embed).to(device)
if config['use_pretrain']:
trainer.init_network(config['gen_pretrain'], config['dis_pretrain'])
# Setup logger and output folders
model_name = os.path.splitext(os.path.basename(opts.config))[0]
train_writer = tensorboardX.SummaryWriter(os.path.join(opts.output_path + "/logs", model_name))
output_directory = os.path.join(opts.output_path + "/outputs", model_name)
checkpoint_directory, image_directory = prepare_sub_folder(output_directory)
shutil.copy(opts.config, os.path.join(output_directory, 'config.yaml')) # copy config file to output folder
# Start training
iterations = trainer.resume(checkpoint_directory, config) if opts.resume else 0
trainer.copy_nets()
def test_empty():
university = University()
solver = Solver(university)
res, _ , _ = solver.solve()
assert res
if __name__ == '__main__':
"""
the cli program to run the model
usage: python deepme.py <option>
options: train -> train the new model
develop -> develop the better model
test -> run the test on the whole data set
path/to/mat -> Run the prediction to .mat file
"""
if len(sys.argv) == 2:
mode = sys.argv[1]
if mode == 'train':
ecg = ECG(verbose=True)
solver = Solver(ecg=ecg)
solver.train()
elif mode == 'test':
solver = Solver()
solver.test(sample_every=30)
elif mode == 'develop':
ecg = ECG(verbose=True)
solver = Solver(ecg=ecg, develop=True)
solver.train
else:
solver = Solver()
solver.predict(mode)
else:
print("usage: python deepme.py <option>")
print(" \\/ ")
print(" ...... ")
print(" \\/ ")
prettify(theList[len(theList) - 1])
print("Steps to solve: " + str(len(theList)))
def printPretty(theList):
for index, layout in enumerate(theList):
prettify(layout)
if index != len(theList) - 1:
print(" \\/ ")
else:
print("")
print("Steps to solve: " + str(len(theList)))
run = Solver().run
solvable = Solver().solvable
# printPretty(run([
# [1, 2, 3],
# [8, 0, 4],
# [6, 7, 5]
# ]))
# print("")
# printPretty(run([
# [2, 3, 5],
# [4, 8, 1],
# [0, 7, 6]
# ]))
def prepTest():
def cluster(self, X_train, y_dec_train, y_train, classes, batch_size, save_to, labeltype, update_interval=None):
N = X_train.shape[0]
self.best_args['update_interval'] = update_interval
self.best_args['y_dec'] = y_dec_train
self.best_args['roi_labels'] = y_train
self.best_args['classes'] = classes
self.best_args['batch_size'] = batch_size
# selecting batch size
# [42*t for t in range(42)] will produce 16 train epochs
# [0, 42, 84, 126, 168, 210, 252, 294, 336, 378, 420, 462, 504, 546, 588, 630]
test_iter = mx.io.NDArrayIter({'data': X_train},
batch_size=N, shuffle=False,
last_batch_handle='pad')
args = {k: mx.nd.array(v.asnumpy(), ctx=self.xpu) for k, v in self.args.items()}
## embedded point zi
z = model.extract_feature(self.feature, args, None, test_iter, N, self.xpu).values()[0]
# For visualization we use t-SNE (van der Maaten & Hinton, 2008) applied to the embedded points zi. It
self.perplexity = 15
self.learning_rate = 125
# reconstruct wordy labels list(Y)==named_y
named_y = [classes[kc] for kc in y_dec_train]
self.best_args['named_y'] = named_y
# To initialize the cluster centers, we pass the data through
# the initialized DNN to get embedded data points and then
# perform standard k-means clustering in the feature space Z
# to obtain k initial centroids {mu j}
kmeans = KMeans(self.best_args['num_centers'], n_init=20)
kmeans.fit(z)
args['dec_mu'][:] = kmeans.cluster_centers_
### KL DIVERGENCE MINIMIZATION. eq(2)
# our model is trained by matching the soft assignment to the target distribution.
# To this end, we define our objective as a KL divergence loss between
# the soft assignments qi (pred) and the auxiliary distribution pi (label)
solver = Solver('sgd', momentum=0.9, wd=0.0, learning_rate=0.1, lr_scheduler=mx.misc.FactorScheduler(20*update_interval,0.5)) # , lr_scheduler=mx.misc.FactorScheduler(20*update_interval,0.4)) #0.01
def ce(label, pred):
return np.sum(label*np.log(label/(pred+0.000001)))/label.shape[0]
solver.set_metric(mx.metric.CustomMetric(ce))
label_buff = np.zeros((X_train.shape[0], self.best_args['num_centers']))
train_iter = mx.io.NDArrayIter({'data': X_train},
{'label': label_buff},
batch_size=self.best_args['batch_size'],
shuffle=False, last_batch_handle='roll_over')
self.best_args['y_pred'] = np.zeros((X_train.shape[0]))
self.best_args['acci'] = []
self.best_args['bestacci'] = []
self.ploti = 0
figprogress = plt.figure(figsize=(20, 15))
print 'Batch_size = %f'% self.best_args['batch_size']
print 'update_interval = %f'% update_interval
self.best_args['plot_interval'] = int(20*update_interval)
print 'plot_interval = %f'% self.best_args['plot_interval']
self.maxAcc = 0.0
def refresh(i): # i=3, a full epoch occurs every i=798/48
if i%self.best_args['update_interval'] == 0:
z = list(model.extract_feature(self.feature, args, None, test_iter, N, self.xpu).values())[0]
p = np.zeros((z.shape[0], self.best_args['num_centers']))
self.dec_op.forward([z, args['dec_mu'].asnumpy()], [p])
# the soft assignments qi (pred)
y_pred = p.argmax(axis=1)
#print np.std(np.bincount(y_dec_train)), np.bincount(y_dec_train)
print np.std(np.bincount(y_pred)), np.bincount(y_pred)
#####################
# Z-space CV RF classfier METRICS
#####################
# compare soft assignments with known labels (only B or M)
print '\n... Updating i = %f' % i
allL = np.asarray(y_train)
dataZspace = np.concatenate((z[allL!='K',:], np.reshape(y_pred[allL!='K'],(-1, 1))), axis=1)
ydatalabels = np.asarray(allL[allL!='K']=='M').astype(int) # malignant is positive class
cv = StratifiedKFold(n_splits=5)
RFmodel = RandomForestClassifier(n_jobs=2, n_estimators=500, random_state=0, verbose=0)
# Evaluate a score by cross-validation
tprs = []; aucs = []
mean_fpr = np.linspace(0, 1, 100)
cvi = 0
for train, test in cv.split(dataZspace, ydatalabels):
probas = RFmodel.fit(dataZspace[train], ydatalabels[train]).predict_proba(dataZspace[test])
# Compute ROC curve and area the curve
fpr, tpr, thresholds = roc_curve(ydatalabels[test], probas[:, 1])
# to create an ROC with 100 pts
tprs.append(interp(mean_fpr, fpr, tpr))
tprs[-1][0] = 0.0
roc_auc = auc(fpr, tpr)
aucs.append(roc_auc)
cvi += 1
mean_tpr = np.mean(tprs, axis=0)
mean_tpr[-1] = 1.0
mean_auc = auc(mean_fpr, mean_tpr)
# integer=5, to specify the number of folds in a (Stratified)KFold,
#scores_BorM = cross_val_score(RFmodel, data, datalabels, cv=5)
# compute Z-space Accuracy
#Acc = scores_BorM.mean()
Acc = mean_auc
print "cvRF BorM mean_auc = %f " % Acc
#print scores_BorM.tolist()
if(i==0):
tsne = TSNE(n_components=2, perplexity=self.perplexity, learning_rate=self.learning_rate,
init='pca', random_state=0, verbose=2, method='exact')
Z_tsne = tsne.fit_transform(z)
self.best_args['initAcc'] = Acc
# plot initial z
figinint = plt.figure()
axinint = figinint.add_subplot(1,1,1)
plot_embedding_unsuper_NMEdist_intenh(Z_tsne, named_y, axinint, title='kmeans init tsne: Acc={}'.format(Acc), legend=True)
figinint.savefig('{}//tsne_init_z{}_mu{}_{}.pdf'.format(save_to,self.best_args['znum'],self.best_args['num_centers'],labeltype), bbox_inches='tight')
plt.close()
# save best args
self.best_args['acci'].append( Acc )
if(Acc >= self.maxAcc):
print 'Improving mean_auc = {}'.format(Acc)
for key, v in args.items():
self.best_args[key] = args[key]
self.maxAcc = Acc
self.best_args['pbestacci'] = p
self.best_args['zbestacci'] = z
self.best_args['bestacci'].append( Acc )
self.best_args['dec_mu'][:] = args['dec_mu'].asnumpy()
if(i>0 and i%self.best_args['plot_interval']==0 and self.ploti<=15):
# Visualize the progression of the embedded representation in a subsample of data
# For visualization we use t-SNE (van der Maaten & Hinton, 2008) applied to the embedded points zi. It
tsne = TSNE(n_components=2, perplexity=self.perplexity, learning_rate=self.learning_rate,
init='pca', random_state=0, verbose=2, method='exact')
Z_tsne = tsne.fit_transform(z)
axprogress = figprogress.add_subplot(4,4,1+self.ploti)
plot_embedding_unsuper_NMEdist_intenh(Z_tsne, named_y, axprogress, title="Epoch %d z_tsne Acc (%f)" % (i,Acc), legend=False)
self.ploti = self.ploti+1
## COMPUTING target distributions P
## we compute pi by first raising qi to the second power and then normalizing by frequency per cluster:
weight = 1.0/p.sum(axis=0) # p.sum provides fj
weight *= self.best_args['num_centers']/weight.sum()
p = (p**2)*weight
train_iter.data_list[1][:] = (p.T/p.sum(axis=1)).T
print np.sum(y_pred != self.best_args['y_pred']), 0.001*y_pred.shape[0]
# For the purpose of discovering cluster assignments, we stop our procedure when less than tol% of points change cluster assignment between two consecutive iterations.
# tol% = 0.001
if i == self.best_args['update_interval']*200: # performs 1epoch = 615/3 = 205*1000epochs
self.best_args['y_pred'] = y_pred
self.best_args['acci'].append( Acc )
return True
self.best_args['y_pred'] = y_pred
# start solver
solver.set_iter_start_callback(refresh)
solver.set_monitor(Monitor(20))
solver.solve(self.xpu, self.loss, args, self.args_grad, None,
train_iter, 0, 1000000000, {}, False)
self.end_args = args
self.best_args['end_args'] = args
# finish
figprogress = plt.gcf()
figprogress.savefig('{}\\tsne_progress_z{}_mu{}_{}.pdf'.format(save_to,self.best_args['znum'],self.best_args['num_centers'],labeltype), bbox_inches='tight')
plt.close()
# plot final z
figfinal = plt.figure()
axfinal = figfinal.add_subplot(1,1,1)
tsne = TSNE(n_components=2, perplexity=self.perplexity, learning_rate=self.learning_rate,
init='pca', random_state=0, verbose=2, method='exact')
Z_tsne = tsne.fit_transform(self.best_args['zbestacci'])
plot_embedding_unsuper_NMEdist_intenh(Z_tsne, self.best_args['named_y'], axfinal, title='final tsne: Acc={}'.format(self.best_args['bestacci'][-1]), legend=True)
figfinal.savefig('{}\\tsne_final_z{}_mu{}_{}.pdf'.format(save_to,self.best_args['znum'],self.best_args['num_centers'],labeltype), bbox_inches='tight')
plt.close()
outdict = {'initAcc':self.best_args['initAcc'],
'acci': self.best_args['acci'],
'bestacci': self.best_args['bestacci'],
'pbestacci':self.best_args['pbestacci'],
'zbestacci':self.best_args['zbestacci'],
'dec_mubestacci':self.best_args['dec_mu'],
'y_pred': self.best_args['y_pred'],
'named_y': self.best_args['named_y'],
'classes':self.best_args['classes'],
'num_centers': self.best_args['num_centers'],
'znum':self.best_args['znum'],
'update_interval':self.best_args['update_interval'],
'batch_size':self.best_args['batch_size']}
return outdict
#print(data['b',mode][4])
data['f', mode] = torch.utils.data.DataLoader(shuffle=False,
dataset=data['f', mode],
batch_size=8)
data['b', mode] = torch.utils.data.DataLoader(shuffle=False,
dataset=data['b', mode],
batch_size=8)
#data_not_train[mode] = torch.utils.data.DataLoader(shuffle=False, dataset= data_not_train[mode],batch_size= 1)
#print(data_not_train['dev'])
#print(pos_weight)
lr = 5e-6
front_model = TagValueModel(num_tags=8).to(device)
optimizer = optim.AdamW(front_model.parameters(), lr=lr)
scheduler = StepLR(optimizer, 1, gamma=0.9)
solver = Solver(device, tokenizer)
#solver.train(data['f','train'],data['f','dev'],front_model,optimizer,pos_weight=pos_weight['f','train'],part='front_',ver=ver)
end_model = TagValueModel(num_tags=12).to(device)
optimizer = optim.AdamW(end_model.parameters(), lr=lr)
scheduler = StepLR(optimizer, 1, gamma=0.9)
#solver = Solver(device,tokenizer)
#solver.train(data['b','train'],data['b','dev'],end_model,optimizer,pos_weight=pos_weight['b','train'],part='back_',ver=ver)
emb_model_f = TagValueModel(num_tags=8).to(device)
emb_model_b = TagValueModel(num_tags=12).to(device)
emb_model_f.load_state_dict(torch.load(f'ckpt_{ver}/front_tags.ckpt'))
emb_model_b.load_state_dict(torch.load(f'ckpt_{ver}/back_tags.ckpt'))
cls = ""
for mode in ['dev', 'train', 'test']:
if not os.path.isfile(f'{path}/emb_b_{mode}{cls}.pkl'):
def main(config):
# print config.
state = {k: v for k, v in config._get_kwargs()}
print(state)
# if use cuda.
# os.environ['CUDA_VISIBLE_DEVICES'] = config.gpu_id
use_cuda = torch.cuda.is_available()
# Random seed
if config.manualSeed is None:
config.manualSeed = random.randint(1, 10000)
random.seed(config.manualSeed)
torch.manual_seed(config.manualSeed)
if use_cuda:
torch.cuda.manual_seed_all(config.manualSeed)
torch.backends.cudnn.benchmark = True # speed up training.
# data loader
from dataloader import get_loader
if config.stage in ['finetune']:
sample_size = config.finetune_sample_size
crop_size = config.finetune_crop_size
elif config.stage in ['keypoint']:
sample_size = config.keypoint_sample_size
crop_size = config.keypoint_crop_size
# dataloader for pretrain
train_dataset, val_dataset, train_loader, val_loader = get_loader(
# train_path = config.train_path_for_pretraining,
# val_path = config.val_path_for_pretraining,
data_cfg_path = config.data_cfg_path,
stage = config.stage,
train_batch_size = config.train_batch_size,
val_batch_size = config.val_batch_size,
sample_size = sample_size,
crop_size = crop_size,
workers = config.workers)
# # dataloader for finetune
# train_loader_ft, val_loader_ft = get_loader(
# train_path = config.train_path_for_finetuning,
# val_path = config.val_path_for_finetuning,
# stage = config.stage,
# train_batch_size = config.train_batch_size,
# val_batch_size = config.val_batch_size,
# sample_size = sample_size,
# crop_size = crop_size,
# workers = config.workers)
# load model
from delf import Delf_V1
model = Delf_V1(
ncls = config.ncls,
load_from = config.load_from,
arch = config.arch,
stage = config.stage,
target_layer = config.target_layer,
use_random_gamma_rescale = config.use_random_gamma_rescale)
# device = torch.device("cuda")
# model.to(device)
# model = torch.nn.DataParallel(model).cuda()
# model.load_weights()
# import ipdb; ipdb.set_trace()
# solver
from solver import Solver
epochs = config.num_epochs
solver = Solver(config=config, model=model,
max_iters=int(len(train_dataset) / config.train_batch_size * epochs),
num_iters_per_epoch=int(len(train_dataset)/config.train_batch_size))
# train/test for N-epochs. (50%: pretain with datasetA, 50%: finetune with datasetB)
for epoch in range(epochs):
# if epoch < int(epochs * 0.5):
# print('[{:.1f}] load pretrain dataset: {}'.format(
# float(epoch) / epochs,
# config.train_path_for_pretraining))
# train_loader = train_loader_pt
# val_loader = val_loader_pt
# else:
# print('[{:.1f}] load finetune dataset: {}'.format(
# float(epoch) / epochs,
# config.train_path_for_finetuning))
# train_loader = train_loader_ft
# val_loader = val_loader_ft
solver.train('train', epoch, train_loader, val_loader)
solver.train('val', epoch, train_loader, val_loader)
print('Congrats! You just finished DeLF training.')
from solver import Solver
from data_loader import get_loader
from configs import get_config
from pprint import pprint
if __name__ == '__main__':
config = get_config()
pprint(vars(config))
data_loader = get_loader(batch_size=config.batch_size,
max_size=config.vocab_size,
is_train=True,
data_dir=config.data_dir)
solver = Solver(config, data_loader)
solver.build(is_train=True)
solver.train()
np.save('mnist_data.npy',X)
np.save('mnist_labels.npy',y)
X_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.1)
X_train, X_val, y_train, y_val = train_test_split(X_train, y_train, test_size=0.1)
X_train = X_train.reshape(-1, 1, 28, 28)
X_val = X_val.reshape(-1, 1, 28, 28)
X_test = X_test.reshape(-1, 1, 28, 28)
# N, D = X_train.shape
print (X_train.shape)
data = {'X_train': X_train, 'y_train': y_train,
'X_val': X_val, 'y_val': y_val,
'X_test': X_test, 'y_test': y_test
}
model = ConvNet()
solver = Solver(model, data,
update_rule='sgd',
optim_config={
'learning_rate': 2e-3,
},
lr_decay=1,
num_epochs=1, batch_size=50,
print_every=2)
solver.train()
acc = solver.check_accuracy(X=X_test, y=y_test)
print(acc)
def main(config):
cudnn.benchmark = True
if config.model_type not in ['U_Net','R2U_Net','AttU_Net','R2AttU_Net']:
print('ERROR!! model_type should be selected in U_Net/R2U_Net/AttU_Net/R2AttU_Net')
print('Your input for model_type was %s'%config.model_type)
return
# Create directories if not exist
if not os.path.exists(config.model_path):
os.makedirs(config.model_path)
if not os.path.exists(config.result_path):
os.makedirs(config.result_path)
config.result_path = os.path.join(config.result_path,config.model_type)
if not os.path.exists(config.result_path):
os.makedirs(config.result_path)
#lr = random.random()*0.0005 + 0.0000005
lr = random.random()*0.0005 + config.lr
augmentation_prob= random.random()*0.7
#epoch = config.num_epochs#random.choice([100,150,200,250])
decay_ratio = random.random()*0.8
decay_epoch = int(config.num_epochs*decay_ratio)
config.augmentation_prob = augmentation_prob
#config.num_epochs = epoch
config.lr = lr
config.num_epochs_decay = decay_epoch
print(config)
train_loader = get_loader(image_path=config.train_path,
image_size=config.image_size,
batch_size=config.batch_size,
num_workers=config.num_workers,
mode='train',
augmentation_prob=config.augmentation_prob)
valid_loader = get_loader(image_path=config.valid_path,
image_size=config.image_size,
batch_size=config.batch_size,
num_workers=config.num_workers,
mode='valid',
augmentation_prob=0.)
test_loader = get_loader(image_path=config.test_path,
image_size=config.image_size,
batch_size=config.batch_size,
num_workers=config.num_workers,
mode='test',
augmentation_prob=0.)
solver = Solver(config, train_loader, valid_loader, test_loader)
# Train and sample the images
if config.mode == 'train':
solver.train(config.pretrained, config.best_score)
elif config.mode == 'test':
config.threshold = config.threshold/100.0
print(config.threshold)
solver.test(config.testmodel_path, config.Img_savepath, config.Mask_savepath, config.Pre_savepath, config.threshold)
elif config.mode == 'pre':
config.threshold = config.threshold/100.0
print(config.threshold)
solver.predict(config.testmodel_path, config.Img_savepath, config.Pre_savepath, config.Mask_savepath, config.threshold)
def main():
# Reproducibility
np.random.seed(12345)
torch.manual_seed(12345)
# Preparation
config = get_parameters()
# Logging configuration
writer = None
if config.tensorboard:
path_tensorboard = f'{config.logging_dir}/{config.experiment_description}'
if config.debug_mode: # Clear tensorboard when debugging
if os.path.exists(path_tensorboard):
shutil.rmtree(path_tensorboard)
writer = SummaryWriter(path_tensorboard)
data_loader_train, data_loader_valid, data_loader_test = get_data(config)
if config.use_time_freq:
transforms = get_time_frequency_transform(config)
else:
transforms = None
# =====================================================================
# Visualize some data
tmp_audio = None
tmp_spec = None
tmp_data, targets, _ = data_loader_train.dataset[
0] # audio is [channels, timesteps]
# Is the data audio or image?
if len(tmp_data.shape) == 2:
tmp_audio = tmp_data
else:
tmp_spec = tmp_data
if config.use_time_freq:
tmp_spec = transforms(
tmp_audio) # spec is [channels, freq_bins, frames]
if tmp_spec is not None:
utils.show_spectrogram(tmp_spec, config)
if writer is not None:
if tmp_audio is not None:
# Store 5 secs of audio
ind = tmp_audio.shape[-1] if tmp_audio.shape[
-1] <= 5 * config.original_fs else 5 * config.original_fs
writer.add_audio('input_audio', tmp_audio[:, 0:ind], None,
config.original_fs)
tmp_audios = []
fnames = []
for i in range(4):
aud, _, fn = data_loader_train.dataset.dataset[i]
fnames.append(fn)
tmp_audios.append(aud)
writer.add_figure(
'input_waveform',
utils.show_waveforms_batch(tmp_audios, fnames, config), None)
# Analyze some spectrograms
if tmp_spec is not None:
img_tform = tforms_vision.Compose([
tforms_vision.ToPILImage(),
tforms_vision.ToTensor(),
])
writer.add_image('input_spec', img_tform(tmp_spec),
None) # Raw tensor
writer.add_figure('input_spec_single',
utils.show_spectrogram(tmp_spec, config),
None) # Librosa
if config.use_time_freq:
tmp_specs = []
fnames = []
for i in range(4):
aud, _, fn = data_loader_train.dataset.dataset[i]
tmp_specs.append(transforms(aud))
fnames.append(fn)
writer.add_figure(
'input_spec_batch',
utils.show_spectrogram_batch(tmp_specs, fnames, config),
None)
writer.add_figure('input_spec_histogram',
utils.get_spectrogram_histogram(tmp_specs),
None)
del tmp_specs, fnames, aud, fn, i
# Class Histograms
if not config.dataset_skip_class_hist:
fig_classes = utils.get_class_histograms(
data_loader_train.dataset,
data_loader_valid.dataset,
data_loader_test.dataset,
one_hot_encoder=utils.OneHot
if config.dataset == 'MNIST' else None,
data_limit=200 if config.debug_mode else None)
if writer is not None:
writer.add_figure('class_histogram', fig_classes, None)
# =====================================================================
# Train and Test
solver = Solver(data_loader_train, data_loader_valid, data_loader_test,
config, writer, transforms)
solver.train()
scores, true_class, pred_scores = solver.test()
# =====================================================================
# Save results
np.save(open(os.path.join(config.result_dir, 'true_class.npy'), 'wb'),
true_class)
np.save(open(os.path.join(config.result_dir, 'pred_scores.npy'), 'wb'),
pred_scores)
utils.compare_predictions(true_class, pred_scores, config.result_dir)
if writer is not None:
writer.close()
def cluster(self, X, y=None, update_interval=None):
N = X.shape[0]
if not update_interval:
update_interval = N
batch_size = 256
test_iter = mx.io.NDArrayIter({'data': X},
batch_size=batch_size,
shuffle=False,
last_batch_handle='pad')
args = {
k: mx.nd.array(v.asnumpy(), ctx=self.xpu)
for k, v in self.args.items()
}
z = list(
model.extract_feature(self.feature, args, None, test_iter, N,
self.xpu).values())[0]
kmeans = KMeans(self.num_centers, n_init=20)
kmeans.fit(z)
args['dec_mu'][:] = kmeans.cluster_centers_
solver = Solver('sgd', momentum=0.9, wd=0.0, learning_rate=0.01)
def ce(label, pred):
return np.sum(label * np.log(label /
(pred + 0.000001))) / label.shape[0]
solver.set_metric(mx.gluon.metric.CustomMetric(ce))
label_buff = np.zeros((X.shape[0], self.num_centers))
train_iter = mx.io.NDArrayIter({'data': X}, {'label': label_buff},
batch_size=batch_size,
shuffle=False,
last_batch_handle='roll_over')
self.y_pred = np.zeros((X.shape[0]))
def refresh(i):
if i % update_interval == 0:
z = list(
model.extract_feature(self.feature, args, None, test_iter,
N, self.xpu).values())[0]
p = np.zeros((z.shape[0], self.num_centers))
self.dec_op.forward([z, args['dec_mu'].asnumpy()], [p])
y_pred = p.argmax(axis=1)
print(np.std(np.bincount(y_pred)), np.bincount(y_pred))
print(np.std(np.bincount(y.astype(np.int))),
np.bincount(y.astype(np.int)))
if y is not None:
print(cluster_acc(y_pred, y)[0])
weight = 1.0 / p.sum(axis=0)
weight *= self.num_centers / weight.sum()
p = (p**2) * weight
train_iter.data_list[1][:] = (p.T / p.sum(axis=1)).T
print(np.sum(y_pred != self.y_pred), 0.001 * y_pred.shape[0])
if np.sum(y_pred != self.y_pred) < 0.001 * y_pred.shape[0]:
self.y_pred = y_pred
return True
self.y_pred = y_pred
solver.set_iter_start_callback(refresh)
solver.set_monitor(Monitor(50))
solver.solve(self.xpu, self.loss, args, self.args_grad, None,
train_iter, 0, 1000000000, {}, False)
self.end_args = args
if y is not None:
return cluster_acc(self.y_pred, y)[0]
else:
return -1
import numpy as np
import datetime
from world import World
from obstacle_creator import ObstacleCreator
from solver import Solver
start = [7, 7]
goal = [4,4]
size = [10,10]
obstacle_creator = ObstacleCreator(size)
solver = Solver(size, start, goal, obstacle_creator.map)
while (True):
print 'new cycle', datetime.datetime.now()
solver.solve_distance()
print 'solver end', datetime.datetime.now()
solver.find_shortest_path()
print 'find path end', datetime.datetime.now()
world = World(size, obstacle_creator.map, solver.distance, solver.parent, solver.shortest_path)
world.world_reset()
print 'world reset', datetime.datetime.now()
world.draw_distance()
print 'draw_distance end', datetime.datetime.now()
world.draw_shortest_path()
print 'shortest_path', datetime.datetime.now()
#world.draw_parent()
def main(arglist):
"""
Visualise the policy your code produces for the given map file.
:param arglist: [map_file_name, mode]
"""
if len(arglist) != 1:
print(
"Running this file visualises the path your code produces for the given map file. "
)
print("Usage: policy_visualiser.py [map_file_name]")
return
input_file = arglist[0]
game_map = LaserTankMap.process_input_file(input_file)
solver = Solver(game_map)
mark = 0
# do offline computation
if game_map.method == 'vi':
if not WINDOWS:
signal.signal(signal.SIGALRM, timeout_handler)
signal.alarm(game_map.time_limit + 1)
try:
solver.run_value_iteration()
except TimeOutException:
print("/!\\ Ran overtime during run_value_iteration( )")
sys.exit(mark)
except:
traceback.print_exc()
print("/!\\ Crash occurred during run_value_iteration( )")
sys.exit(mark)
if not WINDOWS:
signal.alarm(0)
elif game_map.method == 'pi':
if not WINDOWS:
signal.signal(signal.SIGALRM, timeout_handler)
signal.alarm(game_map.time_limit + 1)
try:
solver.run_policy_iteration()
except TimeOutException:
print("/!\\ Ran overtime during run_policy_iteration( )")
sys.exit(mark)
except:
traceback.print_exc()
print("/!\\ Crash occurred during run_policy_iteration( )")
sys.exit(mark)
if not WINDOWS:
signal.alarm(0)
# simulate an episode (using de-randomised transitions) and compare total reward to benchmark
total_reward = 0
state = game_map.make_clone()
state.render()
seed = hash(input_file) # use file name as RNG seed
for i in range(100):
new_seed = seed + 1
if not WINDOWS:
signal.signal(signal.SIGALRM, timeout_handler)
if game_map.method == 'mcts':
signal.alarm(game_map.time_limit + 1)
else:
signal.alarm(1)
try:
if game_map.method == 'mcts':
action = solver.get_mcts_policy(state)
else:
action = solver.get_offline_policy(state)
except TimeOutException:
if game_map.method == 'mcts':
print("/!\\ Ran overtime during get_mcts_policy( )")
else:
print("/!\\ Ran overtime during get_offline_policy( )")
sys.exit(mark)
except:
traceback.print_exc()
if game_map.method == 'mcts':
print("/!\\ get_mcts_policy( ) caused crash during evaluation")
else:
print(
"/!\\ get_offline_policy( ) caused crash during evaluation"
)
sys.exit(mark)
if not WINDOWS and not DEBUG_MODE:
signal.alarm(0)
r = state.apply_move(action, new_seed)
state.render()
total_reward += r
if r == game_map.goal_reward or r == game_map.game_over_cost:
break
seed = new_seed
time.sleep(0.5)
if __name__ == '__main__':
config = get_config(mode='test')
print('Loading Vocabulary...')
vocab = Vocab()
vocab.load(config.word2id_path, config.id2word_path)
print(f'Vocabulary size: {vocab.vocab_size}')
config.vocab_size = vocab.vocab_size
data_loader = get_loader(
sentences=load_pickle(config.sentences_path),
conversation_length=load_pickle(config.conversation_length_path),
sentence_length=load_pickle(config.sentence_length_path),
vocab=vocab,
batch_size=config.batch_size)
if config.model in VariationalModels:
solver = VariationalSolver(config,
None,
data_loader,
vocab=vocab,
is_train=False)
solver.build()
solver.importance_sample()
else:
solver = Solver(config, None, data_loader, vocab=vocab, is_train=False)
solver.build()
solver.test()
def runDPLL(nombreArchivo=None):
s = Solver()
s.read(nombreArchivo)
is_sat = "SAT" if s.solve(0) else "UNSAT"
output = s.output_dimacs()
return (s.vars, s.number_clauses, is_sat, output)
import sys
import yaml
from solver import Solver
yml_path = sys.argv[1]
with open(yml_path) as f:
config = yaml.load(f)
solver = Solver(**(config['model_params']))
solver.fit(**(config['fit_params']))
default='/main_folder/results')
# Step size
parser.add_argument('--log_step', type=int, default=10)
parser.add_argument('--sample_step', type=int, default=150)
parser.add_argument('--model_save_step', type=int, default=400)
config = parser.parse_args()
print(config)
cudnn.benchmark = True
# Create directories if not exist
if not os.path.exists(config.log_path):
os.makedirs(config.log_path)
if not os.path.exists(config.model_path):
os.makedirs(config.model_path)
if not os.path.exists(config.sample_path):
os.makedirs(config.sample_path)
if not os.path.exists(config.test_path):
os.makedirs(config.test_path)
face_data_loader = return_loader(config.face_crop_size, config.im_size,
config.batch_size, config.mode)
# Solver
solver = Solver(face_data_loader, config)
if config.mode == 'train':
solver.train()
elif config.mode == 'test':
solver.test()
num_train = 100
small_data = {
'X_train': data['X_train'][:num_train],
'y_train': data['y_train'][:num_train],
'X_val': data['X_val'],
'y_val': data['y_val'],
}
model = ThreeLayerConvNet(weight_scale=1e-2)
solver = Solver(model,
mini_data,
num_epochs=15,
batch_size=50,
update_rule='adam',
optim_config={
'learning_rate': 1e-4,
},
verbose=True,
print_every=1)
solver.train()
plt.subplot(2, 1, 1)
plt.plot(solver.loss_history, 'o')
plt.xlabel('iteration')
plt.ylabel('loss')
plt.subplot(2, 1, 2)
plt.plot(solver.train_acc_history, '-o')
plt.plot(solver.val_acc_history, '-o')
plt.legend(['train', 'val'], loc='upper left')
from solver import Solver
import matplotlib.pyplot as plt
if __name__ == '__main__':
config = {
'num_units': 128,
'num_neighbours': 4,
'input_length': 8,
'output_length': 4,
}
optimizer_config = {
'learning_rate': 1e-3,
}
database = Database()
solver = Solver(**config)
data_generator = database.get_social_lstm_train_data(num_data=16)
num_epoch = 10
num_batches = 20
def batch_generator():
for i in range(num_batches):
yield next(data_generator)
def epoch_samples_generator():
for epoch in range(num_epoch):
yield batch_generator()
training_history = solver.train(
import torch
import numpy as np
import torch.nn as nn
import torch.nn.functional as F
from solver import Solver
from resnet import ResNet, BlockType
class ResNet152(ResNet):
def add_res_layers(self):
self._make_layers(BlockType.BOTTLE_NECK, 64, 64, 3)
self._make_layers(BlockType.BOTTLE_NECK, 256, 128, 8)
self._make_layers(BlockType.BOTTLE_NECK, 512, 256, 36)
self._make_layers(BlockType.BOTTLE_NECK, 1024, 512, 3)
self.layers.append(['conv', 2048, 512, 1, 0])
solver = Solver(train_percentage=0.95, train_batch_size=512)
model = ResNet152(solver.num_label)
solver.train_model(model,
warmup_epochs=10,
num_epoch_to_log=5,
learning_rate=1e-3,
weight_decay=0.001,
epochs=70,
checkpoint='checkpoint/resnet152')
solver.test(model)
new_model = solver.caribrate(model)
solver.test_caribrate(new_model)
