class SupervisorAgent(Agent):
def __init__(self,
layout_config,
agent_params,
train,
finger_two,
verbose=False):
self.logger = logging.getLogger(__name__)
self.layout_config = layout_config
self.agent_params = agent_params
self.train_model = train
self.finger_two = finger_two
self.verbose = verbose
if finger_two:
self.env = SupervisorEnvironment_(self.layout_config,
self.agent_params,
self.train_model)
else:
self.env = SupervisorEnvironment(self.layout_config,
self.agent_params,
self.train_model)
optimizer_name = 'Adam' if agent_params is None else agent_params[
'supervisor']['optimizer_name']
lr = 0.001 if agent_params is None else agent_params['supervisor'][
'learning_rate']
n_units = 512 if agent_params is None else int(
agent_params['supervisor']['n_units'])
device_id = 0 if agent_params is None else int(
agent_params['supervisor']['device_id'])
pre_load = False if agent_params is None else bool(
agent_params['supervisor']['pre_load'])
self.gpu = True if agent_params is None else bool(
agent_params['supervisor']['gpu'])
self.save_path = path.join('data', 'models', 'supervisor') if agent_params is None \
else agent_params['supervisor']['save_path']
self.episodes = 1000000 if agent_params is None else int(
agent_params['supervisor']['episodes'])
self.log_interval = 1000 if agent_params is None else int(
agent_params['supervisor']['log_interval'])
self.log_filename = agent_params['supervisor']['log_file']
winit_last = chainer.initializers.LeCunNormal(1e-2)
self.model = chainer.Sequential(
L.Linear(None, n_units), F.relu, L.Linear(None, n_units), F.relu,
chainerrl.links.Branched(
chainer.Sequential(
L.Linear(None,
self.env.action_space.n,
initialW=winit_last),
chainerrl.distribution.SoftmaxDistribution,
), L.Linear(None, 1)))
if pre_load:
serializers.load_npz(
path.join(self.save_path, 'best', 'model.npz'), self.model)
if self.gpu:
self.model.to_gpu(device_id)
if optimizer_name == 'Adam':
self.optimizer = chainer.optimizers.Adam(alpha=lr)
elif optimizer_name == 'RMSprop':
self.optimizer = chainer.optimizers.RMSprop(lr=lr)
else:
self.optimizer = chainer.optimizers.MomentumSGD(lr=lr)
self.optimizer.setup(self.model)
self.optimizer.add_hook(chainer.optimizer.GradientClipping(1.0))
phi = lambda x: x.astype(np.float32, copy=False)
self.agent = PPO(
self.model,
self.optimizer,
phi=phi,
update_interval=1000,
standardize_advantages=True,
entropy_coef=1e-2,
recurrent=False,
)
if train:
chainer.config.train = True
if self.verbose:
self.pbar = tqdm.tqdm(total=self.episodes,
ascii=True,
bar_format='{l_bar}{n}, {remaining}\n')
else:
self.pbar = tqdm.tqdm(total=self.episodes)
else:
chainer.config.train = False
self.agent.act_deterministically = False
def train(self, episodes):
"""
Trains the model for given number of episodes.
"""
progress_bar = ProgressBar(self.pbar, episodes)
experiments.train_agent_with_evaluation(
self.agent,
self.env,
steps=episodes, # Train the agent for 2000 steps
eval_n_steps=None, # We evaluate for episodes, not time
eval_n_episodes=10, # 10 episodes are sampled for each evaluation
train_max_episode_len=100, # Maximum length of each episode
eval_interval=self.
log_interval, # Evaluate the agent after every 1000 steps
step_hooks=[progress_bar], # add hooks
logger=self.logger,
outdir=self.save_path) # Save everything to 'supervisor' directory
def evaluate(self, sentence, batch, n_users, **kwargs):
"""
Function to evaluate trained agent.
:param sentence: sentence to type.
:param batch: run evaluation in batch mode.
:param n_users: number of users to simulate.
"""
done = False
if not (sentence == "" or sentence is None):
self.env.sentences = [sentence]
self.env.sentences_bkp = [sentence]
if batch:
sentence_agg_data = [[
"sentence.id", "agent.id", "target.sentence", "wpm",
"lev.distance", "gaze.shift", "bs", "immediate.bs",
"delayed.bs", "gaze.keyboard.ratio", "fix.count",
"finger.travel", "iki", "correct.error", "uncorrected.error",
"fix.duration", "chunk.length"
]]
if self.verbose:
iter = tqdm.tqdm(iterable=range(n_users),
ascii=True,
bar_format='{l_bar}{n}, {remaining}\n')
else:
iter = tqdm.tqdm(range(n_users))
for i in iter:
if self.finger_two:
self.env = SupervisorEnvironment_(self.layout_config,
self.agent_params,
self.train_model)
else:
self.env = SupervisorEnvironment(self.layout_config,
self.agent_params,
self.train_model)
self.env.agent_id = i
# reinitialise random seed.
np.random.seed(datetime.now().microsecond)
random.seed(datetime.now().microsecond)
while len(self.env.sentences) > 0:
state = self.env.reset()
done = False
while not done:
action = self.agent.act(state)
state, reward, done, info = self.env.step(action)
sentence_agg_data += self.env.sentence_test_data
with open(path.join("data", "output",
"SupervisorAgent_sentence_test.csv"),
"w",
newline="",
encoding='utf-8') as f:
writer = csv.writer(f)
writer.writerows(sentence_agg_data)
if not self.finger_two:
with open(path.join("data", "output",
"SupervisorAgent_Vision_Viz.csv"),
"w",
newline="") as f:
writer = csv.writer(f)
writer.writerows(self.env.eye_viz_log)
with open(path.join("data", "output",
"SupervisorAgent_Finger_Viz.csv"),
"w",
newline="") as f:
writer = csv.writer(f)
writer.writerows(self.env.finger_viz_log)
with open(path.join("data", "output",
"SupervisorAgent_Typing_Viz.csv"),
"w",
newline="") as f:
writer = csv.writer(f)
writer.writerows(self.env.typing_viz_log)
else:
self.env.sentence_test_data.append([
"sentence.id", "agent.id", "target.sentence", "wpm",
"lev.distance", "gaze.shift", "bs", "immediate.bs",
"delayed.bs", "gaze.keyboard.ratio", "fix.count",
"finger.travel", "iki", "correct.error", "uncorrected.error",
"fix.duration", "chunk.length"
])
state = self.env.reset()
while not done:
action = self.agent.act(state)
state, reward, done, info = self.env.step(action)
with open(path.join("data", "output",
"SupervisorAgent_vision_test.csv"),
"w",
newline="") as f:
writer = csv.writer(f)
writer.writerows(self.env.eye_test_data)
with open(path.join("data", "output",
"SupervisorAgent_finger_test.csv"),
"w",
newline="") as f:
writer = csv.writer(f)
writer.writerows(self.env.finger_test_data)
with open(path.join("data", "output",
"SupervisorAgent_sentence_test.csv"),
"w",
newline="",
encoding='utf-8') as f:
writer = csv.writer(f)
writer.writerows(self.env.sentence_test_data)
# TODO: This is from legacy code. Need to update.
visualise_agent(
True, True,
path.join("data", "output", "SupervisorAgent_vision_test.csv"),
path.join("data", "output", "SupervisorAgent_finger_test.csv"),
path.join("data", "output", "SupervisorAgent.mp4"))
self.save_senetence_agg_data(
path.join("data", "output", "SupervisorAgent_sentence_test.csv"))
self.save_user_agg_data(
path.join("data", "output", "SupervisorAgent_sentence_test.csv"))
def save_senetence_agg_data(self, filename):
"""
generates sentence level aggregate data.
:param filename: raw data file path.
"""
data = pd.read_csv(filename, sep=',', encoding='utf-8')
data = data.groupby("target.sentence").agg(['mean', 'std'])
data.to_csv(path.join("data", "output",
"SupervisorAgent_sentence_aggregate.csv"),
encoding='utf-8')
def save_user_agg_data(self, filename):
"""
generates user level aggregate data.
:param filename: raw data file path.
"""
data = pd.read_csv(filename, sep=',', encoding='utf-8')
data = data.groupby("agent.id").agg(['mean', 'std'])
data.to_csv(path.join("data", "output",
"SupervisorAgent_user_aggregate.csv"),
encoding='utf-8')
class rl_stock_trader():
def __init__(self):
run_name = 'run_test'
self.outdir = './results/' + run_name + '/'
self.outdir_train = self.outdir + 'train/'
self.outdir_test = self.outdir + 'test/'
self.training_counter = 0
try:
sys.makedirs(self.outdir_train)
sys.makedirs(self.outdir_test)
except Exception:
pass
self.writer_train = SummaryWriter(self.outdir_train)
self.writer_test = SummaryWriter(self.outdir_test)
self.monitor_freq = 100
self.testing_samples = 100
self.validation_scores = []
self.training_scores = []
self.settings = {
'past_horzion': 100,
'max_steps': 365,
'inital_account_balance': 1e4,
'stop_below_balance': 1e3,
'transation_fee': .1,
'years_training': 5,
'years_testing': 1,
}
testing_end = date.today()
testing_beginning = testing_end - relativedelta(
years=self.settings['years_testing']) - relativedelta(
days=self.settings['past_horzion'])
training_end = testing_beginning - relativedelta(days=1)
training_beginning = training_end - relativedelta(
years=self.settings['years_training']) - relativedelta(
days=self.settings['past_horzion'])
self.data = {
'train_gold':
self.get_prices(gold_shanghai, 1, training_beginning,
training_end),
'train_copper':
self.get_prices(copper_shanghai, 1, training_beginning,
training_end),
'train_aluminum':
self.get_prices(aluminum_shanghai, 1, training_beginning,
training_end),
'test_gold':
self.get_prices(gold_shanghai, 1, testing_beginning, testing_end),
'test_copper':
self.get_prices(copper_shanghai, 1, testing_beginning,
testing_end),
'test_aluminum':
self.get_prices(aluminum_shanghai, 1, testing_beginning,
testing_end),
'test_soybean_oil':
self.get_prices(soybean_oil, 1, testing_beginning, testing_end),
'test_dax_futures':
self.get_prices(dax_futures, 1, testing_beginning, testing_end),
'test_corn':
self.get_prices(corn, 1, testing_beginning, testing_end),
'test_canadian_dollar':
self.get_prices(canadian_dollar, 1, testing_beginning,
testing_end),
}
# print('\n\n*************\n', self.data['test_corn'], '\n\n')
self.env_test_gold = StockTradingEnv(self.get_prices(
gold_shanghai, 1, testing_beginning, testing_end),
self.settings,
test=True)
self.env_test_copper = StockTradingEnv(self.get_prices(
copper_shanghai, 1, testing_beginning, testing_end),
self.settings,
test=True)
self.env_test_aluminum = StockTradingEnv(self.get_prices(
aluminum_shanghai, 1, testing_beginning, testing_end),
self.settings,
test=True)
self.env_test_soy_bean = StockTradingEnv(self.get_prices(
soybean_oil, 1, testing_beginning, testing_end),
self.settings,
test=True)
self.env_test_dax = StockTradingEnv(self.get_prices(
dax_futures, 1, testing_beginning, testing_end),
self.settings,
test=True)
self.env_test_corn = StockTradingEnv(self.get_prices(
corn, 1, testing_beginning, testing_end),
self.settings,
test=True)
self.env_test_canadian_dollar = StockTradingEnv(self.get_prices(
canadian_dollar, 1, testing_beginning, testing_end),
self.settings,
test=True)
self.env_train = StockTradingEnv(self.data['train_gold'],
self.settings,
test=False)
# self.env_test = StockTradingEnv(self.data['test_gold'], self.settings, test=True)
self.test_envs = {
'gold':
StockTradingEnv(self.data['test_gold'], self.settings, test=True),
'copper':
StockTradingEnv(self.data['test_copper'], self.settings,
test=True),
'aluminum':
StockTradingEnv(self.data['test_aluminum'],
self.settings,
test=True),
}
self.agent = self.rl_agent(self.env_train)
def get_prices(self, index, depth, start, end):
data_prices = quandl.get(index + str(depth),
start_date=start,
end_date=end)
data_prices.index = pd.to_datetime(data_prices.index)
return data_prices
def rl_agent(self, env):
# self.policy = chainer.Sequential(
# L.BatchNormalization(axis=0),
# L.Linear(None, 256),
# # F.dropout(ratio=.5),
# F.tanh,
# L.Linear(None, 128),
# # F.dropout(ratio=.5),
# F.tanh,
# # L.Linear(None, env.action_space.low.size, initialW=winit_last),
# L.Linear(None, env.action_space.low.size),
# # F.sigmoid,
# chainerrl.policies.GaussianHeadWithStateIndependentCovariance(
# action_size=env.action_space.low.size,
# var_type='diagonal',
# var_func=lambda x: F.exp(2 * x), # Parameterize log std
# # var_param_init=0, # log std = 0 => std = 1
# ))
self.policy = chainer.Sequential(
L.BatchNormalization(axis=0),
L.Linear(None, 256),
# F.dropout(ratio=.5),
F.sigmoid,
# F.relu,
L.Linear(None, 128),
# F.dropout(ratio=.5),
F.sigmoid,
# L.Linear(None, env.action_space.low.size, initialW=winit_last),
L.Linear(None, env.action_space.low.size),
F.sigmoid,
chainerrl.policies.GaussianHeadWithStateIndependentCovariance(
action_size=env.action_space.low.size,
var_type='diagonal',
var_func=lambda x: F.exp(2 * x), # Parameterize log std
# var_param_init=0, # log std = 0 => std = 1
))
self.vf = chainer.Sequential(
L.BatchNormalization(axis=0),
L.Linear(None, 256),
# F.dropout(ratio=.5),
F.sigmoid,
L.Linear(None, 128),
# F.dropout(ratio=.5),
F.sigmoid,
L.Linear(None, 1),
F.sigmoid,
)
# self.vf = chainer.Sequential(
# L.BatchNormalization(axis=0),
# L.Linear(None, 256),
# # F.dropout(ratio=.5),
# F.tanh,
# L.Linear(None, 128),
# # F.dropout(ratio=.5),
# F.tanh,
# L.Linear(None, 1),
# )
# Combine a policy and a value function into a single model
self.model = chainerrl.links.Branched(self.policy, self.vf)
self.opt = chainer.optimizers.Adam(alpha=3e-3, eps=1e-5)
self.opt.setup(self.model)
self.agent = PPO(
self.model,
self.opt,
# obs_normalizer=obs_normalizer,
gpu=-1,
update_interval=64,
minibatch_size=32,
clip_eps_vf=None,
entropy_coef=0.001,
# standardize_advantages=args.standardize_advantages,
)
return self.agent
def monitor_training(self, tb_writer, t, i, done, action, monitor_data,
counter):
if t == 0 or i == 0:
self.cash_dummy = []
self.equity_dummy = []
self.shares_dummy = []
self.shares_value_dummy = []
self.action_dummy = []
self.action_prob_dummy = []
self.cash_dummy.append(monitor_data['cash'])
self.equity_dummy.append(monitor_data['equity'])
self.shares_dummy.append(monitor_data['shares_held'])
self.shares_value_dummy.append(monitor_data['value_in_shares'])
self.action_dummy.append(monitor_data['action'])
self.action_prob_dummy.append(monitor_data['action_prob'])
# if done:
# tb_writer.add_scalar('cash', np.mean(self.cash_dummy), counter)
# tb_writer.add_scalar('equity', np.mean(self.equity_dummy), counter)
# tb_writer.add_scalar('shares_held', np.mean(self.shares_dummy), counter)
# tb_writer.add_scalar('shares_value', np.mean(self.shares_value_dummy), counter)
# tb_writer.add_scalar('action', np.mean(self.action_dummy), counter)
# tb_writer.add_histogram('action_prob', np.mean(self.action_prob_dummy), counter)
def plot_validation_figures(self, index, name, test_data_label, benchmark):
if name in ['mean', 'max', 'final']:
ylimits = [.75 * np.amin(benchmark), 1.5 * np.amax(benchmark)]
elif name == 'min':
ylimits = [0., self.settings['inital_account_balance']]
plotcolor = 'darkgreen'
plt.figure(figsize=(18, 18))
plt.scatter(
np.asarray(self.validation_scores)[:, 0],
np.asarray(self.validation_scores)[:, index])
plt.grid()
plt.ylim(ylimits[0], ylimits[1])
plt.title(name + ' equity statistics over 1 year')
plt.xlabel('trained episodes')
plt.ylabel('equity [$]')
plt.savefig(self.outdir + test_data_label + '/scatter_' + name +
'_equity.pdf')
plt.close()
area_plots = []
box_data = []
for j in range(len(np.unique(np.asarray(self.validation_scores)[:,
0]))):
dummy = np.asarray(self.validation_scores)[:, index][np.where(
np.asarray(self.validation_scores)[:, 0] == np.unique(
np.asarray(self.validation_scores)[:, 0])[j])]
box_data.append(dummy)
area_plots.append([
np.percentile(dummy, 5),
np.percentile(dummy, 25),
np.percentile(dummy, 50),
np.percentile(dummy, 75),
np.percentile(dummy, 95),
])
area_plots = np.asarray(area_plots)
p05 = area_plots[:, 0]
p25 = area_plots[:, 1]
p50 = area_plots[:, 2]
p75 = area_plots[:, 3]
p95 = area_plots[:, 4]
plt.figure(figsize=(18, 18))
plt.fill_between(np.arange(area_plots.shape[0]),
p05,
p95,
facecolor=plotcolor,
alpha=.3)
plt.fill_between(np.arange(area_plots.shape[0]),
p25,
p75,
facecolor=plotcolor,
alpha=.8)
plt.plot(p50, linewidth=3, color='lightblue')
plt.ylim(ylimits[0], ylimits[1])
plt.grid()
plt.title(name + ' equity statistics over 1 year')
plt.xlabel('trained episodes')
plt.ylabel('equity [$]')
plt.savefig(self.outdir + test_data_label + '/area_' + name +
'_equity.pdf')
plt.close()
plt.figure(figsize=(18, 18))
plt.boxplot(
box_data,
notch=True,
labels=None,
boxprops=dict(color=plotcolor, linewidth=2),
capprops=dict(color=plotcolor),
whiskerprops=dict(color=plotcolor),
flierprops=dict(color=plotcolor,
markeredgecolor=plotcolor,
markerfacecolor=plotcolor),
medianprops=dict(color='lightblue', linewidth=2),
)
plt.ylim(ylimits[0], ylimits[1])
plt.grid()
plt.title('equity statistics over 1 year')
plt.xlabel('trained episodes')
plt.ylabel('equity [$]')
plt.savefig(self.outdir + test_data_label + '/box_' + name +
'_equity.pdf')
plt.close()
def validate(self, episode, counter, test_data_label):
try:
os.mkdir(self.outdir + test_data_label + '/')
except Exception:
pass
test_equity = []
test_trades_buy = []
test_trades_sell = []
test_data = self.data['test_' + test_data_label]
try:
benchmark = test_data['Close'].values[self.
settings['past_horzion']:]
except KeyError:
benchmark = test_data['Settle'].values[self.
settings['past_horzion']:]
benchmark /= benchmark[0]
benchmark *= self.settings['inital_account_balance']
plt.figure(figsize=(18, 18))
for i in range(0, self.testing_samples):
if test_data_label == 'gold':
obs = self.env_test_gold.reset()
if test_data_label == 'copper':
obs = self.env_test_copper.reset()
if test_data_label == 'aluminum':
obs = self.env_test_aluminum.reset()
if test_data_label == 'soybean_oil':
obs = self.env_test_soy_bean.reset()
if test_data_label == 'dax_futures':
obs = self.env_test_dax.reset()
if test_data_label == 'corn':
obs = self.env_test_corn.reset()
if test_data_label == 'corn':
obs = self.env_test_corn.reset()
if test_data_label == 'canadian_dollar':
obs = self.env_test_canadian_dollar.reset()
# obs = self.env_test.reset()
reward = 0
done = False
R = 0
t = 0
while not done:
action = self.agent.act(obs)
if test_data_label == 'gold':
obs, reward, done, _, monitor_data = self.env_test_gold.step(
action)
if test_data_label == 'copper':
obs, reward, done, _, monitor_data = self.env_test_copper.step(
action)
if test_data_label == 'aluminum':
obs, reward, done, _, monitor_data = self.env_test_aluminum.step(
action)
if test_data_label == 'soybean_oil':
obs, reward, done, _, monitor_data = self.env_test_soy_bean.step(
action)
if test_data_label == 'dax_futures':
obs, reward, done, _, monitor_data = self.env_test_dax.step(
action)
if test_data_label == 'corn':
obs, reward, done, _, monitor_data = self.env_test_corn.step(
action)
if test_data_label == 'canadian_dollar':
obs, reward, done, _, monitor_data = self.env_test_canadian_dollar.step(
action)
# obs, reward, done, _, monitor_data = self.env_test.step(action)
test_equity.append(monitor_data['equity'])
action_choice = np.argmax(softmax(action))
action_confidence = softmax(action)[action_choice]
if action_confidence > .8:
if action_choice == 0:
test_trades_buy.append([t, monitor_data['equity']])
if action_choice == 2:
test_trades_sell.append([t, monitor_data['equity']])
self.monitor_training(self.writer_test, t, i, done, action,
monitor_data, counter)
R += reward
t += 1
if done:
test_equity = test_equity[:-1]
plt.plot(test_equity[:-1], linewidth=1)
# try:
# plt.scatter(np.asarray(test_trades_buy)[:,0], np.asarray(test_trades_buy)[:,1], marker='X', c='green', s=5)
# plt.scatter(np.asarray(test_trades_sell)[:,0], np.asarray(test_trades_sell)[:,1], marker='X', c='red', s=5)
# except IndexError:
# pass
self.validation_scores.append([
counter,
np.mean(test_equity),
np.amin(test_equity),
np.amax(test_equity), test_equity[-1]
])
test_equity = []
self.agent.stop_episode()
time_axis = test_data.index[self.settings['past_horzion']:].date
time_axis_short = time_axis[::10]
plt.plot(benchmark, linewidth=3, color='k', label='close')
plt.ylim(.75 * np.amin(benchmark), 1.5 * np.amax(benchmark))
plt.xticks(np.linspace(0, len(time_axis),
len(time_axis_short) - 1),
time_axis_short,
rotation=90)
plt.grid()
plt.title(test_data_label + ' validation runs at episode ' +
str(episode))
plt.xlabel('episode')
plt.ylabel('equity [$]')
plt.legend()
plt.savefig(self.outdir + test_data_label + '/validation_E' +
str(episode) + '.pdf')
plt.close()
self.plot_validation_figures(1, 'mean', test_data_label, benchmark)
self.plot_validation_figures(2, 'min', test_data_label, benchmark)
self.plot_validation_figures(3, 'max', test_data_label, benchmark)
self.plot_validation_figures(4, 'final', test_data_label, benchmark)
def train(self):
print('\nstart training loop\n')
def check_types(input, inputname):
if np.isnan(input).any():
print('----> ', inputname, ' array contains NaN\n',
np.isnan(input).shape, '\n')
if np.isinf(input).any():
print('----> ', inputname, ' array contains inf\n',
np.isinf(input).shape, '\n')
n_episodes = int(1e5)
log_data = []
action_log = []
debug_printing = False
for i in range(0, n_episodes + 1):
obs = self.env_train.reset()
reward = 0
done = False
R = 0 # return (sum of rewards)
t = 0 # time step
while not done:
# self.env.render()
action = self.agent.act_and_train(obs, reward)
obs, reward, done, _, monitor_data = self.env_train.step(
action)
self.monitor_training(self.writer_train, t, i, done, action,
monitor_data, self.training_counter)
R += reward
t += 1
if t % 10 == 0 and not done:
log_data.append({
'equity':
int(monitor_data['equity']),
'shares_held':
int(monitor_data['shares_held']),
'shares_value':
int(monitor_data['value_in_shares']),
'cash':
int(monitor_data['cash']),
't':
int(t),
})
action_log.append([
self.training_counter, action[0], action[1], action[2]
])
if done:
if i % 10 == 0:
print('\nrollout ' + str(i) + '\n',
pd.DataFrame(log_data).max())
log_data = []
self.training_scores.append([i, R])
self.training_counter += 1
self.agent.stop_episode()
if i % self.monitor_freq == 0:
# self.agent.stop_episode_and_train(obs, reward, done)
# print('\n\nvalidation...')
self.validate(i, self.training_counter, 'gold')
if debug_printing: print('\n\n****************\nSOY BEANS\n\n')
self.validate(i, self.training_counter, 'soybean_oil')
if debug_printing: print('\n\n****************\nCORN\n\n')
self.validate(i, self.training_counter, 'corn')
# if debug_printing: print('\n\n****************\nCANADIAN DOLLAR\n\n')
# self.validate(i, self.training_counter, 'canadian_dollar')
if debug_printing: print('\n****************\n')
act_probs = softmax(np.asarray(action_log)[:, 1:], axis=1)
plt.figure()
plt.scatter(np.asarray(self.training_scores)[:, 0],
np.asarray(self.training_scores)[:, 1],
s=2,
label='reward')
plt.legend()
plt.title('reward')
plt.grid()
plt.savefig(self.outdir + 'reward.pdf')
plt.close()
plt.figure()
plt.scatter(np.asarray(action_log)[:, 0],
act_probs[:, 0],
label='action0')
plt.scatter(np.asarray(action_log)[:, 0],
act_probs[:, 1],
label='action1')
plt.scatter(np.asarray(action_log)[:, 0],
act_probs[:, 2],
label='action2')
plt.legend()
plt.title('actions')
plt.grid()
plt.savefig(self.outdir + 'actions.pdf')
plt.close()
plt.figure()
plt.plot(np.asarray(action_log)[:, 0],
act_probs[:, 0],
label='action0')
plt.plot(np.asarray(action_log)[:, 0],
act_probs[:, 1],
label='action1')
plt.plot(np.asarray(action_log)[:, 0],
act_probs[:, 2],
label='action2')
plt.legend()
plt.title('actions')
plt.grid()
plt.savefig(self.outdir + 'actions_plot.pdf')
plt.close()
if i % 10 == 0 and i > 0:
self.agent.save(self.outdir)
serializers.save_npz(self.outdir + 'model.npz', self.model)
# if i % 1000 == 0:
# print('\nepisode:', i, ' | episode length: ', t, '\nreward:', R,
# '\nstatistics:', self.agent.get_statistics(), '\n')
self.agent.stop_episode_and_train(obs, reward, done)
print('Finished.')
