def convert_pool_matrices(pool_input, word2ind):
"""Converts a dictionary of pooled captions/questions into matrices.
Args:
pool_input: Dictionary of pooled captions/questions
word2ind: Dictionary of word -> vocabulary index conversion.
Returns:
item_tokens: Items in the pool tokenized and converted into a matrix.
item_lens: Length of items in the matrix.
"""
unk_token = word2ind["<unk>"]
def tokenizer(x):
return [word2ind.get(ii, unk_token) for ii in word_tokenize(x.lower())]
if isinstance(pool_input, dict):
pool_list = sorted(pool_input, key=lambda x: pool_input[x])
else:
pool_list = pool_input
tokenized_items = [tokenizer(item) for item in progressbar(pool_list)]
max_item_len = max(len(ii) for ii in tokenized_items)
item_tokens = np.zeros(
(len(tokenized_items), max_item_len)).astype("int32")
item_tokens.fill(word2ind["<pad>"])
item_lens = np.zeros(len(tokenized_items)).astype("int32")
for item_id, tokens in progressbar(enumerate(tokenized_items)):
item_lens[item_id] = len(tokens)
item_tokens[item_id, :item_lens[item_id]] = np.array(tokens)
return item_tokens, item_lens
def convert_pool_matrices_pretrained_tokenizer(pool_input,
pretrained_tokenizer):
"""Converts a dictionary of pooled captions/questions into matrices.
Args:
pool_input: Dictionary of pooled captions/questions
pretrained_tokenizer: Huggingface tokenizer for pretrained models.
Returns:
item_tokens: Items in the pool tokenized and converted into a matrix.
item_lens: Length of items in the matrix.
"""
def tokenizer(x):
return pretrained_tokenizer.encode(x, add_special_tokens=True)
if isinstance(pool_input, dict):
pool_list = sorted(pool_input, key=lambda x: pool_input[x])
else:
pool_list = pool_input
tokenized_items = [tokenizer(item) for item in progressbar(pool_list)]
max_item_len = max(len(ii) for ii in tokenized_items)
item_tokens = np.zeros(
(len(tokenized_items), max_item_len)).astype("int32")
item_tokens.fill(pretrained_tokenizer.pad_token_id)
item_lens = np.zeros(len(tokenized_items)).astype("int32")
for item_id, tokens in progressbar(enumerate(tokenized_items)):
item_lens[item_id] = len(tokens)
item_tokens[item_id, :item_lens[item_id]] = np.array(tokens)
return item_tokens, item_lens
def check_progress(self):
"""Helper metrics to check overall progression"""
self._step_progressbar = None
self._sub_progressbars = dict()
if self._queues is not None:
total_bar = len(self._succeeded_steps) + len(self._failed_steps)
sub_bars = dict()
import sys
self._step_progressbar = progressbar(total=self._num_steps, desc='__Total__',
initial=total_bar, postfix=None, position=0)
for i, priority in enumerate(self._queues.keys()):
if len(self._queues_labels) != 0:
label = 'Step::{}-{}'.format(self._queues_labels[priority], priority)
else:
label = 'priority::{}'.format(str(priority + 1).zfill(3))
if priority in self._succeeded_workers.keys():
sub_bar = len(self._succeeded_workers[priority])
else:
sub_bar = 0
self._sub_progressbars[priority] = progressbar(total=len(self._queues[priority]),
desc=label, initial=sub_bar, position=1+i)
sub_bars[priority] = sub_bar
def workon(n_finished_steps, n_sub_tasks):
while n_finished_steps < self._num_steps:
cur_finished_steps = len(self._succeeded_steps) + len(self._failed_steps)
step_delta = cur_finished_steps - n_finished_steps
if step_delta > 0:
n_finished_steps += step_delta
self._step_progressbar.update(step_delta)
for p in self._queues.keys():
if p in self._succeeded_workers.keys():
sub_delta = len(self._succeeded_workers[p]) - n_sub_tasks[p]
if sub_delta > 0:
n_sub_tasks[p] += sub_delta
self._sub_progressbars[p].update(sub_delta)
time.sleep(0.2)
self._step_progressbar.close()
for p in self._queues.keys():
self._sub_progressbars[p].close()
import threading
thread = threading.Thread(target=workon, args=(total_bar, sub_bars))
thread.daemon = True
if notebook_env:
display(self._step_progressbar)
for p in self._queues.keys():
display(self._sub_progressbars[p])
thread.start()
else:
thread.start()
else:
print('[No scheduled jobs]')
def random_search(self,
iterations,
config,
train_epochs,
transformations,
verbose=True,
result_path="../data/results.csv"):
self._searching = True
all_scores = []
for _ in progressbar(range(iterations)):
if self._kill:
print("Will exit now because of signal!")
break
current_config = self._get_random_config(config)
current_score = self.train_one_configuration(
current_config, train_epochs, transformations)
current_score.extend(
[str(current_config),
str(hash(str(current_config)))])
all_scores.append(current_score)
if verbose:
print(all_scores)
self._save_results(all_scores, result_path)
self._searching = False
return all_scores
def evalRandomModelAllEigenvalues():
SIZE = 10
N_MODELS = 100
N_STEPS = 500
rmse = []
n_evals_list = np.arange(SIZE, 0, -1, dtype=np.int)
for n_model in progressbar(range(N_MODELS)):
# a = np.random.normal(0.0, 1.0, (SIZE, SIZE))
a = np.diag(np.random.normal(0, 1, SIZE))
rmse.append(evalModelAllEigenvalues(a, N_STEPS))
mpl.style.use('seaborn')
fig, ax = plt.subplots()
stats = [[np.abs(model[n_eval]) for n_eval in model] for model in rmse]
# print(rmse)
# print(np.abs(list(rmse.values())))
mean_error = np.mean(np.mean(stats, axis=2), axis=0)
std_error = np.mean(np.std(stats, axis=2), axis=0)
fig, ax = plt.subplots()
ax.plot(n_evals_list, mean_error)
ax.fill_between(n_evals_list,
mean_error - std_error,
mean_error + std_error,
facecolor='#a9cce3')
ax.set_xlabel("# Eigenvalues used")
ax.set_ylabel("RMSE to original model")
plt.show()
def fit(self, optim, loss_fn, data_loader, validation_data_loader,
num_epochs, logger):
best_loss = float("inf")
for e in progressbar(range(num_epochs)):
self._epoch = e
iter_per_epoch = len(data_loader)
data_iter = iter(data_loader)
for i in range(iter_per_epoch):
inputs, labels = self._get_inputs(data_iter)
predictions, classes = self.predict(inputs,
return_classes=True)
optim.zero_grad()
loss = loss_fn(predictions, labels)
loss.backward()
optim.step()
self._accumulate_results(
self.to_np(labels).squeeze(),
classes,
loss=loss.data[0],
probs=self.to_np(predictions).squeeze())
stats = self.evaluate(logger,
validation_data_loader,
loss_fn,
switch_to_eval=True)
is_best = stats["val_loss"] < best_loss
best_loss = min(best_loss, stats["val_loss"])
model_path = ProjectConfig.combine(
ProjectConfig.model_directory, "%s_%s_fold_%s.mdl" %
(self.model_name, str(e + 1), self.fold_number))
self.save(model_path, optim, is_best, scores=stats)
return best_loss
def get_neuron_ordering_granular(model,
class_to_idx,
granularity=50,
search_stride=100):
weights = list(model.parameters())[0].data.cpu()
num_neurons = weights.numpy().shape[1]
neuron_orderings = [
get_top_neurons(model, p / search_stride, class_to_idx)[0]
for p in progressbar(range(search_stride + 1))
]
sliding_idx = 0
considered_neurons = set()
ordering = []
cutoffs = []
for i in range(0, num_neurons + 1, granularity):
while len(neuron_orderings[sliding_idx]) < i:
sliding_idx = sliding_idx + 1
new_neurons = set(
neuron_orderings[sliding_idx]).difference(considered_neurons)
if len(new_neurons) != 0:
ordering = ordering + list(new_neurons)
considered_neurons = considered_neurons.union(new_neurons)
cutoffs.append(len(ordering))
return ordering, cutoffs
def save_mean_std_image(FLAGS):
"""Compute and save mean and std image from train images.
Args:
FLAGS: Commandline arguments
"""
import pdb
image_list = os.listdir(os.path.join(FLAGS.image_root, 'train'))
# compute the mean of the train images and save
mean_img = None
std_img = None
for image_name in progressbar(image_list):
image_path = os.path.join(FLAGS.image_root, 'train', image_name)
image = support.load_image(image_path)
if mean_img is None:
mean_img = image
std_img = image ** 2
else:
mean_img += image
std_img += image ** 2
mean_img = mean_img / len(image_list)
std_img = std_img / len(image_list)
mean_img = np.mean(np.mean(mean_img, 0), 0)
std_img = np.mean(np.mean(std_img, 0), 0)
std_img = np.sqrt(std_img - mean_img ** 2)
print('Saving mean and std at: %s' % FLAGS.mean_save_path)
np.save(FLAGS.mean_save_path, {'mean_img': mean_img, 'std_img': std_img})
def map_embarrassingly_parallel(input_list, mapper, project, n_jobs=-1, batch_size=-1,
checkpoint=False, cleanup=True, **kwargs):
"""
Process items in a list in parallel (optionally, one smaller batch at a time).
Args:
input_list: An input object that has a list-like interface (indexing and slicing).
mapper: A function to apply to each item of the input list.
project: An instance of pygoose project.
n_jobs: The number of parallel processing jobs. -1 will use the number of CPUs on the system.
batch_size: The maximum number of input items in each batch. -1 will store all data as a single batch.
checkpoint: Whether to save each batch and its corresponding output to disk.
cleanup: Whether to remove the batch checkpoints from the disk after all batches are processed.
**kwargs: Additional keyword arguments to joblib.Parallel.
Returns:
A list representing the combined output from the mapper function called on all input items.
"""
if batch_size < 0:
batch_size = len(input_list)
# Partition the data.
job_id = _create_job_id()
print('Creating job ID:', job_id)
batch_storage_dir = os.path.join(project.temp_dir, job_id)
batches = split_into_batches(input_list, batch_size, batch_storage_dir, checkpoint)
# The results will be collected here.
# TODO: collecting lists like this may be memory inefficient. Perhaps we could use another callback function.
combined_results = []
# Process data one batch at a time.
for batch in batches:
description = 'Batch {}/{}'.format(batch['index'] + 1, len(batches))
# Process each item in the batch in parallel.
batch_result = Parallel(n_jobs=n_jobs, **kwargs)(
delayed(mapper)(input_item)
for input_item in progressbar(
batch['data'],
desc=description,
total=len(batch['data']),
file=sys.stdout,
)
)
if checkpoint:
save(batch_result, batch['result_filename'])
combined_results.extend(batch_result)
# Remove the temporary files.
if checkpoint and cleanup:
shutil.rmtree(batch_storage_dir)
return combined_results
def _test_set():
ds = IcebergDataset("../data/orig/test.json", im_dir="../data/vis/test", inference_only=True,
mu_sigma=None, colormap="inferno", add_feature_planes="complex")
for i in progressbar(range(len(ds))):
# print(i, ds[i]["inputs"].size(), ds[i]["id"])
ds.vis(i, average=False, prefix="pure_")
if i == 3:
break
loader = DataLoader(ds, batch_size=6, shuffle=False, num_workers=1)
for i, batch in enumerate(loader):
print(i, batch["inputs"].size(), batch["id"])
if i == 3:
break
def get_neuron_ordering(model, class_to_idx, search_stride=100):
neuron_orderings = [
get_top_neurons(model, p / search_stride, class_to_idx)[0]
for p in progressbar(range(search_stride + 1))
]
considered_neurons = set()
ordering = []
cutoffs = []
for local_ordering in neuron_orderings:
local_ordering = list(local_ordering)
new_neurons = set(local_ordering).difference(considered_neurons)
ordering = ordering + list(new_neurons)
considered_neurons = considered_neurons.union(new_neurons)
cutoffs.append(len(ordering))
return ordering, cutoffs
def map_batch_parallel(input_list, batch_size, item_mapper=None, batch_mapper=None, flatten=True, n_jobs=-1, **kwargs):
"""
Split the data into batches and process each batch in its own thread.
Args:
input_list: An input object that has a list-like interface (indexing and slicing).
item_mapper: (optional) A function to apply to each item in the batch.
batch_mapper: (optional) A function to apply to each batch. Either item_mapper or batch_mapper must be set.
flatten: Whether to unwrap individual batch results or keep them grouped by batch.
n_jobs: The number of parallel processing jobs. -1 will use the number of CPUs on the system.
batch_size: The maximum number of input items in each batch. -1 will store all data as a single batch.
**kwargs: Additional keyword arguments to joblib.Parallel.
Returns:
A list representing the combined output from the mapper function called on all input items of each batch.
"""
# We must specify either how to process each batch or how to process each item.
if item_mapper is None and batch_mapper is None:
raise ValueError('You should specify either batch_mapper or item_mapper.')
if batch_mapper is None:
batch_mapper = _default_batch_mapper
batches = split_into_batches(input_list, batch_size, batch_storage_dir='')
all_batch_results = Parallel(n_jobs=n_jobs, **kwargs)(
delayed(batch_mapper)(batch['data'], item_mapper)
for batch in progressbar(
batches,
desc='Batches',
total=len(batches),
file=sys.stdout,
)
)
# Unwrap the individual batch results if necessary.
if flatten:
final_result = []
for batch_result in all_batch_results:
final_result.extend(batch_result)
else:
final_result = all_batch_results
return final_result
def extract_from_indices_file():
base_output_dir = (
"/mnt/data/tiny_images/py-tiny-image-access/loaded_images/cifar100"
)
# the first 50'000 indices are for training
train_dir = base_output_dir + "/train"
# the last 10'000 indices are for testing
test_dir = base_output_dir + "/test"
tinyimage.openTinyImage()
cifar100_indices = get_indices()
for i, index in enumerate(progressbar(cifar100_indices)):
if i < 50000:
output_dir = train_dir
else:
output_dir = test_dir
meta = tinyimage.getMetaData(index)
tinyimage.sliceToImage(tinyimage.sliceToBin(index), output_dir + "/" + meta[1])
tinyimage.closeTinyImage()
def main(args):
# reading data
print('Reading from: ' + args.data_file)
with open(args.data_file, 'r') as file_id:
data = json.load(file_id)
# open a text file to write the questions
save_path = args.data_file.replace('.json', '_ques_flat.txt')
print('Saving to: ' + save_path)
with open(save_path, 'w') as file_id:
for ques in progressbar(data['data']['questions']):
file_id.write(clean_non_ascii(ques) + ' ?\n')
# open a text file to write the captions
save_path = args.data_file.replace('.json', '_cap_flat.txt')
print('Saving to: ' + save_path)
with open(save_path, 'w') as file_id:
captions = [ii['caption'] for ii in data['data']['dialogs']]
for cap in captions:
file_id.write(clean_non_ascii(cap) + ' .\n')
def save_vocabularies(train_examples, FLAGS):
"""Extract and save vocabularies for questions and answers.
Args:
train_examples: Training examples
Returns:
words: Vocabulary (dictionary) extracted from the questions
ans_list: List of possible answers, extracted from train set
"""
words = {}
ans_list = {}
for datum in progressbar(train_examples):
for ques_datum in datum['qa']:
token = ques_datum['answer'].lower()
words[token] = words.get(token, 0) + 1
ans_list[token] = 1
for token in word_tokenize(ques_datum['question']):
token = token.lower()
words[token] = words.get(token, 0) + 1
# additional tokens
words['<pad>'] = 1
words['<start>'] = 1
words['<end>'] = 1
words['<unk>'] = 1
print('Saving to: ' + FLAGS.vocab_save_path)
with open(FLAGS.vocab_save_path, 'w') as file_id:
file_id.write('\n'.join(sorted(words.keys())))
# answer lists
ans_list = list(ans_list.keys())
ans_list.append('<unk>')
print('Saving to: ' + FLAGS.answers_save_path)
with open(FLAGS.answers_save_path, 'w') as file_id:
file_id.write('\n'.join(ans_list))
def train_set():
t1 = ToTensor()
t2 = transforms.Compose([Flip(axis=2), ToTensor()])
t3 = transforms.Compose([Flip(axis=1), ToTensor()])
t4 = transforms.Compose([Flip(axis=2), Flip(axis=1), ToTensor()])
t5 = transforms.Compose([Flip(axis=1), Flip(axis=2), ToTensor()])
t6 = transforms.Compose([Rotate(90), ToTensor()])
ds1 = IcebergDataset("../data/all.npy", transform=None, im_dir="../data/vis/train",
colormap="inferno", add_feature_planes="complex")
for i in progressbar(range(len(ds1))):
sample = ds1[i]
ds1.vis(i, average=False, prefix="")
# print(i, sample['inputs'].size(), sample['targets'].size(), sample["targets"].numpy()[0])
# if i == 10:
# break
dataloader = DataLoader(ds1, batch_size=4, shuffle=True, num_workers=1, pin_memory=True)
for i_batch, sample_batched in enumerate(dataloader):
print(i_batch, sample_batched['inputs'].size(), sample_batched['targets'].size())
if i_batch == 3:
break
def fit(self, optim, loss_fn, data_loader, validation_data_loader,
num_epochs, logger):
best_loss = float("inf")
start_point = random.randint(0, 32)
for e in progressbar(range(num_epochs)):
self._epoch = e
iter_per_epoch = len(data_loader)
data_iter = iter(data_loader)
inputs, targets, predictions = None, None, None
for i in range(iter_per_epoch):
inputs, targets = self._get_inputs(data_iter)
predictions, mu, logvar = self.predict(targets)
optim.zero_grad()
loss = loss_fn(predictions, targets, mu, logvar)
loss.backward()
optim.step()
self._accumulate_results(None, None, loss=loss.data[0])
self._log_images(inputs,
targets,
predictions,
logger,
start=start_point,
prefix="train_",
reshape=(2, 75, 75))
stats = self.evaluate(logger,
validation_data_loader,
loss_fn,
switch_to_eval=True)
is_best = stats["val_loss"] < best_loss
best_loss = min(best_loss, stats["val_loss"])
model_path = ProjectConfig.combine(
ProjectConfig.model_directory, "%s_%s_fold_%s.mdl" %
(self.model_name, str(e + 1), self.fold_number))
self.save(model_path, optim, is_best, scores=stats)
return best_loss
def infer(path, num_folds, average=True):
ds = IcebergDataset(path,
inference_only=True,
transform=ToTensor(),
add_feature_planes="no")
loader = DataLoader(ds, 64)
predictions = defaultdict(list)
for fold in range(num_folds):
model = LeNet.restore("../models/LeNet_78_fold_None.mdl")
if torch.cuda.is_available():
model.cuda()
iterator = iter(loader)
iter_per_epoch = len(loader)
for _ in progressbar(range(iter_per_epoch)):
next_batch = next(iterator)
inputs_tensor, ids = next_batch["inputs"], next_batch["id"]
inputs = model.to_var(inputs_tensor)
probs, _ = model.predict(inputs, return_classes=False)
probs = model.to_np(probs).squeeze()
probs = probs.tolist()
chunk = dict(zip(ids, probs))
for k, v in chunk.items():
predictions[k].append(v)
if average:
result = {k: sum(v) / len(v) for k, v in predictions.items()}
else:
result = {}
for k, v in predictions.items():
prob = np.mean(np.array(v))
if prob <= 0.1:
prob = 0
elif prob >= 0.9:
prob = 1
result[k] = prob
return result
def hyperscreen(self, softening=1.0):
"""[summary]
Returns:
[type] -- [description]
"""
data = self.data[self.data['Hyperbola test passed']]
# taprange = range(data['crsu'].min(), data['crsu'].max() + 1)
taprange_u = range(data['crsu'].min() - 1, data['crsu'].max() + 1)
taprange_v = range(data['crsv'].min() - 1, data['crsv'].max() + 1)
if self.numevents < 100000:
bins = [50, 50] # number of bins
else:
bins = [200, 200]
# Instantiate these empty dictionaries to hold our results
u_axis_survivals = {}
v_axis_survivals = {}
if self.verbose is False:
progressbar_disable = True
elif self.verbose is True:
progressbar_disable = False
if self.verbose is True:
print(
colorama.Fore.YELLOW +
"\nApplying Otsu's Method to every Tap-specific boomerang across U-axis taps {} through {}"
.format(taprange_u[0] + 1, taprange_u[-1] + 1))
skiptaps_u = []
skiptaps_v = []
for tap in progressbar(taprange_u,
disable=progressbar_disable,
ascii=False):
# Do the U axis
tapmask_u = data[data['crsu'] == tap].index.values
if len(tapmask_u) < 20:
skiptaps_u.append((tap + 1, len(tapmask_u)))
continue
keep_u = np.isfinite(data['fb_u'][tapmask_u])
hist_u, xbounds_u, ybounds_u = np.histogram2d(
data['fb_u'][tapmask_u][keep_u],
data['fp_u'][tapmask_u][keep_u],
bins=bins)
thresh_hist_u = self.threshold(hist_u,
bins=bins,
softening=softening)
posx_u = np.digitize(data['fb_u'][tapmask_u], xbounds_u)
posy_u = np.digitize(data['fp_u'][tapmask_u], ybounds_u)
hist_mask_u = (posx_u > 0) & (posx_u <= bins[0]) & (
posy_u > -1) & (posy_u <= bins[1])
# Values of the histogram where the points are
hhsub_u = thresh_hist_u[posx_u[hist_mask_u] - 1,
posy_u[hist_mask_u] - 1]
pass_fb_u = data['fb_u'][tapmask_u][hist_mask_u][np.isfinite(
hhsub_u)]
u_axis_survivals["U Axis Tap {:02d}".format(
tap)] = pass_fb_u.index.values
if self.verbose is True:
print(
"\nThe following {} U-axis taps were skipped due to a (very) low number of counts: "
.format(len(skiptaps_u)))
for skipped_tap in skiptaps_u:
tapnum, counts = skipped_tap
print("Skipped U-axis Tap {}, which had {} count(s)".format(
tapnum, counts))
print(colorama.Fore.MAGENTA +
"\n... doing the same for the V axis taps {} through {}".
format(taprange_v[0] + 1, taprange_v[-1] + 1))
for tap in progressbar(taprange_v,
disable=progressbar_disable,
ascii=False):
# Now do the V axis:
tapmask_v = data[data['crsv'] == tap].index.values
if len(tapmask_v) < 20:
skiptaps_v.append((tap + 1, len(tapmask_v)))
continue
keep_v = np.isfinite(data['fb_v'][tapmask_v])
hist_v, xbounds_v, ybounds_v = np.histogram2d(
data['fb_v'][tapmask_v][keep_v],
data['fp_v'][tapmask_v][keep_v],
bins=bins)
thresh_hist_v = self.threshold(hist_v,
bins=bins,
softening=softening)
posx_v = np.digitize(data['fb_v'][tapmask_v], xbounds_v)
posy_v = np.digitize(data['fp_v'][tapmask_v], ybounds_v)
hist_mask_v = (posx_v > 0) & (posx_v <= bins[0]) & (
posy_v > -1) & (posy_v <= bins[1])
# Values of the histogram where the points are
hhsub_v = thresh_hist_v[posx_v[hist_mask_v] - 1,
posy_v[hist_mask_v] - 1]
pass_fb_v = data['fb_v'][tapmask_v][hist_mask_v][np.isfinite(
hhsub_v)]
v_axis_survivals["V Axis Tap {:02d}".format(
tap)] = pass_fb_v.index.values
if self.verbose is True:
print(
"\nThe following {} V-axis taps were skipped due to a (very) low number of counts: "
.format(len(skiptaps_v)))
for skipped_tap in skiptaps_v:
tapnum, counts = skipped_tap
print("Skipped V-axis Tap {}, which had {} count(s)".format(
tapnum, counts))
# Done looping over taps
if self.verbose is True:
print(
colorama.Fore.BLUE +
"\nCollecting events that pass both U- and V-axis HyperScreen tests...",
end=" ")
u_all_survivals = np.concatenate(
[x for x in u_axis_survivals.values()])
v_all_survivals = np.concatenate(
[x for x in v_axis_survivals.values()])
# If the event passes both U- and V-axis tests, it survives
all_survivals = np.intersect1d(u_all_survivals, v_all_survivals)
survival_mask = np.isin(self.data.index.values, all_survivals)
failure_mask = np.logical_not(survival_mask)
num_survivals = sum(survival_mask)
num_failures = sum(failure_mask)
percent_hyperscreen_rejected = round(
((num_failures / self.numevents) * 100), 2)
# Do a sanity check to look for lost events. Shouldn't be any.
if num_survivals + num_failures != self.numevents:
print("WARNING: Total Number of survivals and failures does \
not equal total events in the EVT1 file. Something is wrong!")
legacy_hyperbola_test_failures = sum(
self.data['Hyperbola test failed'])
percent_legacy_hyperbola_test_rejected = round(
((legacy_hyperbola_test_failures / self.numevents) * 100), 2)
percent_improvement_over_legacy_test = round(
(percent_hyperscreen_rejected -
percent_legacy_hyperbola_test_rejected), 2)
if self.verbose is True:
print("Done")
print(colorama.Fore.GREEN + "HyperScreen rejected" +
colorama.Fore.YELLOW +
" {}% of all events ({:,} bad events / {:,} total events)".
format(percent_hyperscreen_rejected, sum(failure_mask),
self.numevents) + colorama.Fore.GREEN +
"\nThe Murray+ algorithm rejects" + colorama.Fore.MAGENTA +
" {}% of all events ({:,} bad events / {:,} total events)".
format(percent_legacy_hyperbola_test_rejected,
legacy_hyperbola_test_failures, self.numevents))
print(
colorama.Fore.GREEN +
"As long as the results pass sanity checks, this is a POTENTIAL improvement of \n"
+ colorama.Fore.BLUE +
"~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ POTENTIAL Improvement ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n"
+ colorama.Fore.WHITE +
" {}%\n".format(
percent_improvement_over_legacy_test) +
colorama.Fore.BLUE +
"~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n"
)
hyperscreen_results_dict = {
"ObsID": self.obsid,
"Target": self.target,
"Exposure Time": self.exptime,
"Detector": self.detector,
"Number of Events": self.numevents,
"Number of Good Time Events": self.goodtimeevents,
"U Axis Survivals by Tap": u_axis_survivals,
"V Axis Survivals by Tap": v_axis_survivals,
"U Axis All Survivals": u_all_survivals,
"V Axis All Survivals": v_all_survivals,
"All Survivals (event indices)": all_survivals,
"All Survivals (boolean mask)": survival_mask,
"All Failures (boolean mask)": failure_mask,
"Percent rejected by Tapscreen": percent_hyperscreen_rejected,
"Percent rejected by Hyperbola":
percent_legacy_hyperbola_test_rejected,
"Percent improvement": percent_improvement_over_legacy_test
}
return hyperscreen_results_dict
for label in f:
labels.append(label.rstrip())
return labels
def get_indices():
indices = []
with open('./indices_cifar100','r') as f:
for index in f:
indices.append(int(index.rstrip()))
return indices
if __name__ == "__main__":
keywords = get_labels()
tinyimage.openTinyImage()
images = []
ignore_indices = get_indices()
pick = len(ignore_indices)
for keyword in progressbar(keywords):
indexes = tinyimage.retrieveByTerm(keyword)
for i in indexes:
if i not in ignore_indices:
image = tinyimage.sliceToBin(i).reshape(32,32,3, order="F").astype('float32') / 255.
images.append(image)
relevant = np.array(images)
np.random.shuffle(relevant)
relevant = relevant[:pick]
np.save("relevant_images",relevant)
tinyimage.closeTinyImage()
def __init__(self, imdb, params):
"""Initialize by reading the data and pre-processing it.
"""
self.imdb = imdb
self.params = params
self.num_inst = len(self.imdb['data'])
self.num_rounds = len(self.imdb['data'][0]['question_ind'])
# load vocabulary
vocab_path = params['text_vocab_path']
self.vocab_dict = text_processing.VocabDict(vocab_path)
self.T_encoder = params['max_enc_len']
# record special token ids
self.start_token_id = self.vocab_dict.word2idx('<start>')
self.end_token_id = self.vocab_dict.word2idx('<end>')
self.pad_token_id = self.vocab_dict.word2idx('<pad>')
# Load answers
with open(params['args']['answer_list_path'], 'r') as file_id:
choices = [ii.strip('\n') for ii in file_id.readlines()]
self.num_choices = len(choices)
self.choices2ind = {ii: index for index, ii in enumerate(choices)}
self.ind2choices = {index: ii for index, ii in enumerate(choices)}
# peek one example to see whether answer and gt_layout are in the data
test_data = self.imdb['data'][0]
self.load_gt_layout = test_data.get('gt_layout_tokens', False)
if 'load_gt_layout' in params:
self.load_gt_layout = params['load_gt_layout']
if self.load_gt_layout:
self.T_decoder = params['max_dec_len']
self.assembler = params['assembler']
# load the mean of the images
load_path = params['path'].split('/')[:-1] + ['train_image_mean.npy']
load_path = '/'.join(load_path)
print('Loading training image stats from: ' + load_path)
img_stats = np.load(load_path)[()]
mean_img = img_stats['mean_img'].reshape([1, 1, -1])
std_img = img_stats['std_img'].reshape([1, 1, -1])
# read all the images
images = {}
print('Reading images..')
#TODO: Change this back!
for datum in progressbar(self.imdb['data'][::3]):
img_path = datum['image_path']
if img_path not in images:
cur_img = support.load_image(img_path)
cur_img = (cur_img - mean_img) / std_img
images[img_path] = cur_img
self.images = images
# get the shape from random image
for _, sample in self.images.items():
self.img_size = sample.shape
break
# convert to tokens
self.digitizer = lambda x: [self.vocab_dict.word2idx(w) for w in x]
# use history if needed by the program generator
self.use_history = self.params['generator'] == 'mem'
if self.use_history:
self._construct_history()
# if fact is to be used
if self.params['use_fact']:
self._construct_fact()
image = self._add_planes(image)
elif self.add_feature_planes == "simple":
image = self._get_simple_planes(image)
noise_factor = 0.4
planes = [image[i, :, :] for i in range(image.shape[0])]
stats = [self.get_image_stat(i) for i in planes]
masks = [np.random.binomial(1, 1 - noise_factor, i.shape) for i in planes]
noise = [masks[i] * np.random.normal(loc=stats[i][0], scale=stats[i][1],
size=masks[i].shape) for i in range(len(planes))]
noisy = [planes[i] + noise[i] for i in range(len(planes))]
noisy = np.stack(noisy, axis=0)
item = {"inputs": noisy, "targets": image}
if self.transform:
item = self.transform(item)
return item
def vis(self, idx, average=False, prefix=""):
base_dir = self.im_dir or "./"
image1 = self[idx]["inputs"]
image2 = self[idx]["targets"]
self._vis_image(idx, image2, average, base_dir, prefix)
self._vis_image(idx, image1, average, base_dir, "noise_" + prefix)
if __name__ == "__main__":
ds1 = AutoEncoderDataset("../data/folds/test_0.npy", transform=None, im_dir="../data/vis/test",
colormap="inferno", add_feature_planes="no")
for i in progressbar(range(len(ds1))):
sample = ds1[i]
ds1.vis(i, average=True, prefix="")
hashes = json.loads(open(hash_file).read())
#######################
with open("word_embeddings/word2num.json", "r") as f:
word2num = json.load(f)
word2num = {w: i for i, w in enumerate(word2num)}
#######################
shuffle(examples)
batch_size = 1024
dir_count = -1
res_dir = None
data = []
for ex in progressbar(examples):
if res_dir is None or len(data) >= batch_size:
if res_dir is not None:
with open(os.path.join(res_dir, "data.json"), "w") as f:
json.dump(data, f)
dir_count += 1
res_dir = os.path.join(DDIR, str(dir_count))
data = []
if not os.path.isdir(res_dir):
os.mkdir(res_dir)
ID = ex["identifier"].split("-")[:3]
ID = "-".join(ID)
if ID + "-img0.png" not in id2path:
mu1, sigma1, med1, maximum_1, minimum_1, percentile75_1 = IcebergDataset.get_image_stat(image[0, :, :])
mu2, sigma2, med2, maximum_2, minimum_2, percentile75_2 = IcebergDataset.get_image_stat(image[1, :, :])
result.append((mu1, sigma1, med1, maximum_1, minimum_1, percentile75_1, mu2, sigma2,
med2, maximum_2, minimum_2, percentile75_2, angle[0], label[0]))
new_frame = pd.DataFrame(result, columns=["mu1", "sigma1", "med1", "max1", "min1", "per75_1",
"mu2", "sigma2", "med2", "max2", "min2", "per75_2", "angle", "label"])
new_frame.to_csv("../data/stats.csv", index=False)
print()
if __name__ == "__main__":
data = IcebergDataset("../data/orig/test.json", mu_sigma=None, inference_only=True,
colormap="inferno", im_dir="../data/vis/test/cluster_1")
X = np.array([i["inputs"].ravel() for i in data])
# get_best_clusters(X)
clusterer = KMeans(n_clusters=2, random_state=10)
cluster_labels = clusterer.fit_predict(X)
positives = []
for i in progressbar(range(len(data))):
if cluster_labels[i] == 1:
# sample = data[i]
# positives.append(sample["targets"][0])
data.vis(i, prefix="C1_")
print("Len", len(positives))
print("Positives", sum(positives))
# inspect_angle()
print("Finished!")
def evaluate(self, dataloader, dtype):
# network in evaluation mode
self.eval()
gtRanks = []
numInst = dataloader.numInst[dtype]
# save all scores and gtLabels
scores = []
gtLabels = []
imageIds = []
# Get gt scores for all options
for startId in progressbar(range(0, numInst, self.batchSize)):
# Obtain test batch, argument set and GT members
batch = dataloader.getTestBatch(startId, dtype)
batchSize = batch['set'].size(0)
# Extract set, positive
setEmbed = bottle(self.wordTransform, Variable(batch['set']))
# if set is empty, reset to zero
if self.setSize == 0: setEmbed.data.fill_(0.0)
setEmbed, _ = self.selfatt(setEmbed, setEmbed, setEmbed)
setEmbed = self.pooler(setEmbed, 1)
if type(setEmbed).__name__ == 'tuple': setEmbed = setEmbed[0]
setEmbed = setEmbed.squeeze()
# If image exists
if 'image' in batch:
imgEmbed = self.imgTransform(Variable(batch['image']))
setEmbed = torch.cat((setEmbed, imgEmbed), 1)
# current batch scores
batchScores = torch.FloatTensor(batchSize, self.vocabSize)
# Get the scores for all possible options
for ii in range(0, self.vocabSize, self.batchSize):
end = min(ii + self.batchSize, self.vocabSize)
# Interact gt and set to get score
argInds = torch.arange(ii, end).long().unsqueeze(0)
if self.useGPU: argInds = argInds.cuda()
argInds = argInds.repeat(batchSize, 1)
argEmbed = bottle(self.wordTransform, Variable(argInds))
argScore = self.scoreInstanceSet(argEmbed, setEmbed)
# save scores for this batch
batchScores[:, ii:end] = argScore.data.float().squeeze()
# Assign the set least possible score (-Inf) to set elements
rangeInds = torch.arange(0, batchSize).long()
for ii in range(self.evalSize):
# satwik: edits for new pytorch
scatInds = torch.stack((rangeInds, batch['set'][:, ii].cpu()),
1)
batchScores.scatter_(1, scatInds, float('-inf'))
# Convert to numpy array
batchScores = batchScores.numpy()
# rank data is ascending, need descending
batchRanks = np.apply_along_axis(rankdata, 1, -1 * batchScores)
# save the batch scores
scores.append(batchScores)
# Assign the ranks
gtLabels.extend(batch['pos'])
if 'imageId' in batch: imageIds.extend(batch['imageId'])
for ii in range(batchSize):
gtRank = [batchRanks[ii, jj] for jj in batch['pos'][ii]]
gtRanks.append(gtRank)
# Compute rank statistics
metrics = computeRankStats(np.concatenate(gtRanks))
# network in training mode
self.train()
return metrics, np.concatenate(scores), {'gtLabels': gtLabels, \
'imageId': imageIds}
def evaluate_agent(wizard, val_loader, args):
"""Evaluate a SIMMC agent given a dataloader.
Args:
wizard: SIMMC model
dataloader: Dataloader to use to run the model on
args: Arguments for evaluation
"""
total_iters = int(val_loader.num_instances / args["batch_size"])
# Turn autograd off for evaluation -- light-weight and faster.
with torch.no_grad():
wizard.eval()
matches = []
for batch in progressbar(val_loader.get_batch(),
total=int(total_iters)):
if args["bleu_evaluation"]:
mode = {"next_token": "ARGMAX", "beam_size": 5}
else:
mode = None
batch_outputs = wizard(batch, mode)
# Stringify model responses.
if args["bleu_evaluation"]:
batch_outputs["model_response"] = (
val_loader.stringify_beam_outputs(
batch_outputs["beam_output"], batch))
# Remove beam output to avoid memory issues.
del batch_outputs["beam_output"]
matches.append(batch_outputs)
wizard.train()
# Compute perplexity.
total_loss_sum = sum(ii["loss_sum"].item() for ii in matches)
num_tokens = sum(ii["num_tokens"].item() for ii in matches)
avg_loss_eval = total_loss_sum / num_tokens
# Compute BLEU score.
if args["bleu_evaluation"]:
model_responses = [jj for ii in matches for jj in ii["model_response"]]
bleu_score = val_loader.evaluate_response_generation(model_responses)
else:
model_responses = None
bleu_score = -1.
# Evaluate retrieval score.
if args["retrieval_evaluation"]:
candidate_scores = [
jj for ii in matches for jj in ii["candidate_scores"]
]
retrieval_metrics = val_loader.evaluate_response_retrieval(
candidate_scores)
print(retrieval_metrics)
else:
retrieval_metrics = {}
# Evaluate action prediction.
action_predictions = [jj for ii in matches for jj in ii["action_preds"]]
action_metrics = val_loader.evaluate_action_prediction(action_predictions)
print(action_metrics["confusion_matrix"])
print_str = ("\nEvaluation\n\tLoss: {:.2f}\n\t"
"Perplexity: {:.2f}\n\tBLEU: {:.3f}\n\t"
"Action: {:.2f}\n\t"
"Action Perplexity: {:.2f}\n\t"
"Action Attribute Accuracy: {:.2f}")
print(
print_str.format(avg_loss_eval, math.exp(avg_loss_eval), bleu_score,
100 * action_metrics["action_accuracy"],
action_metrics["action_perplexity"],
100 * action_metrics["attribute_accuracy"]))
# Save the results to a file.
eval_dict = {
"loss": avg_loss_eval,
"perplexity": math.exp(avg_loss_eval),
"bleu": bleu_score,
"action_accuracy": action_metrics["action_accuracy"],
"action_perplexity": action_metrics["action_perplexity"],
"action_attribute": action_metrics["attribute_accuracy"]
}
eval_dict.update(retrieval_metrics)
eval_outputs = {
"model_actions": action_predictions,
"model_responses": model_responses
}
return eval_dict, eval_outputs
id2synet[ID] = list(id2synet[ID])[0]
#####################
id2path = dict()
for root, _, files in os.walk(imgs_dir):
for file in files:
if os.path.splitext(file)[1] == ".png":
id2path[file] = os.path.join(root, file)
examples = [json.loads(line) for line in open(json_file).readlines()]
hashes = json.loads(open(hash_file).read())
res_dict = dict()
for ID in progressbar(id2path):
img = read_img(id2path[ID])
if img is None:
continue
C = id2synet[ID]
res_dir = os.path.join(DDIR, str(C))
if not os.path.isdir(res_dir):
os.mkdir(res_dir)
path = os.listdir(res_dir)
path = filter(lambda p: os.path.splitext(p)[1] == ".png", path)
path = sum(1 for _ in path)
path = os.path.join(res_dir, str(path) + ".png")
res_dict[ID] = path
cv2.imwrite(path, img)
if len(members) == 1:
return list(members)
if len(drr) == 2 and drr[0] == "VP" and isinstance(drr[1], list):
if len(drr[1]) == 0:
return []
elif drr[1][0] == "VP" and len(drr[1]) == 2:
return [rr[1][0], rr[1][1]]
return rr
def pp(lol):
if isinstance(lol, str):
return lol
return "(%s)" % " ".join([pp(l) for l in lol])
with open(sys.argv[1]) as ptb_f:
for line in progressbar(ptb_f):
tree = ParentedTree.fromstring(line)
# record the list of substitutions
lookup = {};
index = 0
for st in tree.subtrees():
if len(list(st.subtrees())) == 1:
lookup[index] = st[0];
st[0] = str(index)
index += 1
colparse = collapse(strip(tree))
final = finalize(colparse)
print(pp(final))
#print(lookup)
#print('')
#pdb.set_trace();
snapshot_saver = tf.train.Saver(max_to_keep=None)
# keep all snapshots
snapshot_saver.restore(sess, args['checkpoint'])
print('Evaluating on %s' % args['testSplit'])
ansMatches = []
progMatches = []
totalIter = int(valLoader.batchLoader.numInst / args['batchSize'])
maxIters = 100
curIter = 0
toSave = {
'output': [],
'batch': []
}
for batch in progressbar(valLoader.batches(), total=totalIter):
_, outputs = model.runVisualizeIteration(batch, sess)
toSave['output'].append(outputs)
toSave['batch'].append(batch)
# debug -- also compute the ranks during visualization
#ranks.append(batchRanks);
curIter += 1
if curIter >= maxIters: break
# save the output + batch
batchPath = args['checkpoint'] + '.100_batches.npy'
print('Printing the batches: ' + batchPath)
support.saveBatch(toSave, batchPath)
snapshot_saver = tf.train.Saver(max_to_keep=None) # keep all snapshots
snapshot_saver.restore(sess, args['checkpoint'])
print('Evaluating on %s' % args['test_split'])
ranks = []
matches = []
total_iter = int(val_loader.batch_loader.num_inst / args['batch_size'])
num_iters = 0
# get confusion matrix only if using refer
confusion_mat = np.zeros((2, 2))
if args['use_refer']:
refer_token = question_assembler.name2idx_dict['_Refer']
find_token = question_assembler.name2idx_dict['_Find']
for batch in progressbar(val_loader.batches(), total=total_iter):
batch_ranks, outputs = model.run_evaluate_iteration(batch, sess)
ranks.append(batch_ranks)
if 'matches' in outputs: matches.append(outputs['matches'])
# debug, get confusion between find/refer
if args['use_refer']:
find_gt = batch['gt_layout'] == find_token
refer_gt = batch['gt_layout'] == refer_token
find_pred = outputs['pred_tokens'] == find_token
refer_pred = outputs['pred_tokens'] == refer_token
confusion_mat[0, 0] += np.sum(find_pred & find_gt)
confusion_mat[0, 1] += np.sum(refer_pred & find_gt)
confusion_mat[1, 0] += np.sum(find_pred & refer_gt)