def test_generator_ephys_creation(tmp_path):
generator_param = {}
generator_param["type"] = "generator"
generator_param["name"] = "EphysGenerator"
generator_param["pre_post_frame"] = 30
generator_param["pre_post_omission"] = 1
generator_param[
"steps_per_epoch"
] = -1
generator_param["train_path"] = os.path.join(
pathlib.Path(__file__).parent.absolute(),
"..",
"sample_data",
"ephys_tiny_continuous.dat2",
)
generator_param["batch_size"] = 10
generator_param["start_frame"] = 0
generator_param["end_frame"] = -1
generator_param[
"randomize"
] = 0
path_generator = os.path.join(tmp_path, "generator.json")
json_obj = JsonSaver(generator_param)
json_obj.save_json(path_generator)
generator_obj = ClassLoader(path_generator)
data_generator = generator_obj.find_and_build()(path_generator)
assert len(data_generator) == 4996
def test_generator_tif_creation(tmp_path):
generator_param = {}
# We are reusing the data generator for training here.
generator_param["type"] = "generator"
generator_param["name"] = "SingleTifGenerator"
generator_param["pre_post_frame"] = 30
generator_param["pre_post_omission"] = 0
generator_param[
"steps_per_epoch"
] = -1
generator_param["train_path"] = os.path.join(
pathlib.Path(__file__).parent.absolute(),
"..",
"sample_data",
"ophys_tiny_761605196.tif",
)
generator_param["batch_size"] = 5
generator_param["start_frame"] = 0
generator_param["end_frame"] = 99
generator_param[
"randomize"
] = 0
path_generator = os.path.join(tmp_path, "generator.json")
json_obj = JsonSaver(generator_param)
json_obj.save_json(path_generator)
generator_obj = ClassLoader(path_generator)
data_generator = generator_obj.find_and_build()(path_generator)
assert len(data_generator) == 8
def _get_ephys_model(jobdir, generator_params, inference_params):
path_generator = os.path.join(jobdir, "generator.json")
json_obj = JsonSaver(generator_params)
json_obj.save_json(path_generator)
path_infer = os.path.join(jobdir, "inferrence.json")
json_obj = JsonSaver(inference_params)
json_obj.save_json(path_infer)
generator_obj = ClassLoader(path_generator)
data_generator = generator_obj.find_and_build()(path_generator)
inferrence_obj = ClassLoader(path_infer)
model = inferrence_obj.find_and_build()(path_infer, data_generator)
return model
training_param[
"model_string"] = network_param["name"] + "_" + training_param["loss"]
jobdir = (
"/Users/jeromel/Documents/Work documents/Allen Institute/Projects/Deep2P/examples/tiny_training/"
+ training_param["model_string"] + "_" + run_uid)
training_param["output_dir"] = jobdir
try:
os.mkdir(jobdir)
except:
print("folder already exists")
path_training = os.path.join(jobdir, "training.json")
json_obj = JsonSaver(training_param)
json_obj.save_json(path_training)
path_generator = os.path.join(jobdir, "generator.json")
json_obj = JsonSaver(generator_param)
json_obj.save_json(path_generator)
path_test_generator = os.path.join(jobdir, "test_generator.json")
json_obj = JsonSaver(generator_test_param)
json_obj.save_json(path_test_generator)
path_network = os.path.join(jobdir, "network.json")
json_obj = JsonSaver(network_param)
json_obj.save_json(path_network)
generator_obj = ClassLoader(path_generator)
inferrence_param["name"] = "fmri_inferrence"
inferrence_param[
"model_path"] = "/Users/jeromel/Documents/Work documents/Allen Institute/Projects/Deep2P/fMRI/trained_fmri_models/fmri_volume_dense_denoiser_mean_absolute_error_2020_08_25_23_54_2020_08_25_23_54/2020_08_25_23_54_fmri_volume_dense_denoiser_mean_absolute_error_2020_08_25_23_54_model.h5"
inferrence_param["output_file"] = os.path.join(
path_output, "denoised_" + indiv_inferrence_file)
jobdir = "/Users/jeromel/Documents/Work documents/Allen Institute/Projects/Deep2P/fMRI/studyimagenet/denoised"
try:
os.mkdir(jobdir)
except:
print("folder already exists")
path_generator = os.path.join(jobdir, "generator.json")
json_obj = JsonSaver(generator_param)
json_obj.save_json(path_generator)
path_infer = os.path.join(jobdir, "inferrence.json")
json_obj = JsonSaver(inferrence_param)
json_obj.save_json(path_infer)
generator_obj = ClassLoader(path_generator)
data_generator = generator_obj.find_and_build()(path_generator)
inferrence_obj = ClassLoader(path_infer)
inferrence_class = inferrence_obj.find_and_build()(path_infer,
data_generator)
inferrence_class.run()
def main(argv):
opts, args = getopt.getopt(
argv,
[],
[
"movie_path=",
"frame_start=",
"frame_end=",
"output_file=",
"model_file=",
"batch_size=",
"pre_frame=",
"post_frame=",
"model_norm=",
"save_raw=",
],
)
# default
save_raw = False
for opt, arg in opts:
if opt == "--movie_path":
movie_path = arg
if opt == "--frame_start":
input_frames_start = np.int(arg)
if opt == "--frame_end":
input_frames_end = np.int(arg)
if opt == "--output_file":
output_file = arg
if opt == "--model_file":
model_path = arg
if opt == "--batch_size":
batch_size = int(arg)
if opt == "--pre_frame":
pre_frame = int(arg)
if opt == "--post_frame":
post_frame = int(arg)
if opt == "--save_raw":
save_raw = bool(arg)
NotDone = True
generator_param = {}
inferrence_param = {}
generator_param["type"] = "generator"
generator_param["name"] = "OphysGenerator"
generator_param["pre_frame"] = pre_frame
generator_param["post_frame"] = post_frame
# This is meant to allow compatibility with a generator also used in training
generator_param["steps_per_epoch"] = 100
generator_param["batch_size"] = batch_size
generator_param["start_frame"] = input_frames_start
generator_param["end_frame"] = input_frames_end
generator_param["movie_path"] = movie_path
generator_param["randomize"] = 0
inferrence_param["type"] = "inferrence"
inferrence_param["name"] = "core_inferrence"
inferrence_param["model_path"] = model_path
inferrence_param["output_file"] = output_file
inferrence_param["save_raw"] = save_raw
while NotDone:
path_generator = output_file + ".generator.json"
json_obj = JsonSaver(generator_param)
json_obj.save_json(path_generator)
path_infer = output_file + ".inferrence.json"
json_obj = JsonSaver(inferrence_param)
json_obj.save_json(path_infer)
generator_obj = ClassLoader(path_generator)
data_generator = generator_obj.find_and_build()(path_generator)
inferrence_obj = ClassLoader(path_infer)
inferrence_class = inferrence_obj.find_and_build()(path_infer,
data_generator)
inferrence_class.run()
NotDone = False
# to notify process is finished
finish_file = h5py.File(output_file + ".done", "w")
finish_file.close()
def test_ephys_training(tmp_path):
# Initialize meta-parameters objects
training_param = {}
generator_param = {}
network_param = {}
generator_test_param = {}
steps_per_epoch = 2
generator_test_param["type"] = "generator" # type of collection
generator_test_param["name"] = "EphysGenerator"
generator_test_param[
"pre_post_frame"
] = 30 # Number of frame provided before and after the predicted frame
generator_test_param["train_path"] = os.path.join(
pathlib.Path(__file__).parent.absolute(),
"..",
"sample_data",
"ephys_tiny_continuous.dat2",
)
generator_test_param["batch_size"] = 10
generator_test_param["start_frame"] = 0
generator_test_param["end_frame"] = 30
generator_test_param[
"pre_post_omission"
] = 1 # Number of frame omitted before and after the predicted frame
generator_test_param[
"steps_per_epoch"
] = -1
generator_param["type"] = "generator"
generator_param["steps_per_epoch"] = steps_per_epoch
generator_param["name"] = "EphysGenerator"
generator_param["pre_post_frame"] = 30
generator_param["train_path"] = os.path.join(
pathlib.Path(__file__).parent.absolute(),
"..",
"sample_data",
"ephys_tiny_continuous.dat2",
)
generator_param["batch_size"] = 10
generator_param["start_frame"] = 2000
generator_param["end_frame"] = 2030
generator_param["pre_post_omission"] = 1
# Those are parameters used for the network topology
network_param["type"] = "network"
network_param[
"name"
] = "unet_single_ephys_1024" # Name of network topology in the collection
# Those are parameters used for the training process
training_param["type"] = "trainer"
training_param["name"] = "core_trainer"
training_param["run_uid"] = 'tmp'
training_param["batch_size"] = generator_test_param["batch_size"]
training_param["steps_per_epoch"] = steps_per_epoch
training_param[
"period_save"
] = 25
training_param["nb_gpus"] = 0
training_param["apply_learning_decay"] = 0
training_param[
"nb_times_through_data"
] = 1
training_param["learning_rate"] = 0.0001
training_param["pre_post_frame"] = generator_test_param["pre_post_frame"]
training_param["loss"] = "mean_absolute_error"
training_param[
"nb_workers"
] = 1
training_param["model_string"] = (
network_param["name"]
+ "-"
+ training_param["loss"]
)
jobdir = tmp_path
training_param["output_dir"] = os.fspath(jobdir)
path_training = os.path.join(jobdir, "training.json")
json_obj = JsonSaver(training_param)
print(path_training)
json_obj.save_json(path_training)
path_generator = os.path.join(jobdir, "generator.json")
json_obj = JsonSaver(generator_param)
json_obj.save_json(path_generator)
path_test_generator = os.path.join(jobdir, "test-generator.json")
json_obj = JsonSaver(generator_test_param)
json_obj.save_json(path_test_generator)
path_network = os.path.join(jobdir, "network.json")
json_obj = JsonSaver(network_param)
json_obj.save_json(path_network)
# We find the generator obj in the collection using the json file
generator_obj = ClassLoader(path_generator)
generator_test_obj = ClassLoader(path_test_generator)
# We find the network obj in the collection using the json file
network_obj = ClassLoader(path_network)
# We find the training obj in the collection using the json file
trainer_obj = ClassLoader(path_training)
train_generator = generator_obj.find_and_build()(path_generator)
test_generator = generator_test_obj.find_and_build()(path_test_generator)
network_callback = network_obj.find_and_build()(path_network)
training_class = trainer_obj.find_and_build()(
train_generator, test_generator, network_callback, path_training
)
training_class.run()
# Finalize and save output of the training.
training_class.finalize()
# Validation is a bit random due to initilization. We check that you get
# reasonable number
assert training_class.model_train.history["val_loss"][-1] < 1
def main(argv):
opts, args = getopt.getopt(
argv,
[],
[
"json_path=",
"output_file=",
"model_file=",
"batch_size=",
"pre_frame=",
"post_frame=",
],
)
for opt, arg in opts:
if opt == "--json_path":
json_path = arg
if opt == "--output_file":
output_file = arg
if opt == "--model_file":
model_path = arg
if opt == "--batch_size":
batch_size = int(arg)
if opt == "--pre_frame":
pre_frame = int(arg)
if opt == "--post_frame":
post_frame = int(arg)
NotDone = True
generator_param = {}
inferrence_param = {}
generator_param["type"] = "generator"
generator_param["name"] = "MovieJSONGenerator"
generator_param["pre_frame"] = pre_frame
generator_param["post_frame"] = post_frame
generator_param["batch_size"] = batch_size
generator_param["train_path"] = json_path
# This parameter is not used in this context but is needed
generator_param["steps_per_epoch"] = 10
inferrence_param["type"] = "inferrence"
inferrence_param["name"] = "core_inferrence"
inferrence_param["model_path"] = model_path
inferrence_param["output_file"] = output_file
inferrence_param["save_raw"] = True
inferrence_param["rescale"] = False
while NotDone:
path_generator = output_file + ".generator.json"
json_obj = JsonSaver(generator_param)
json_obj.save_json(path_generator)
path_infer = output_file + ".inferrence.json"
json_obj = JsonSaver(inferrence_param)
json_obj.save_json(path_infer)
generator_obj = ClassLoader(path_generator)
data_generator = generator_obj.find_and_build()(path_generator)
inferrence_obj = ClassLoader(path_infer)
inferrence_class = inferrence_obj.find_and_build()(path_infer, data_generator)
inferrence_class.run()
NotDone = False
# to notify process is finished
finish_file = h5py.File(output_file + ".done", "w")
finish_file.close()
training_param["model_string"] = ("transfer" + "_" + training_param["loss"] +
"_" + training_param["run_uid"])
jobdir = ("/projectnb/jchenlab/trained_models/" +
training_param["model_string"] + "_" + run_uid)
training_param["output_dir"] = jobdir
try:
os.mkdir(jobdir, 0o775)
except:
print("folder already exists")
path_training = os.path.join(jobdir, "training.json")
json_obj = JsonSaver(training_param)
json_obj.save_json(path_training)
list_train_generator = []
for local_index, indiv_generator in enumerate(generator_param_list):
path_generator = os.path.join(jobdir,
"generator" + str(local_index) + ".json")
json_obj = JsonSaver(indiv_generator)
json_obj.save_json(path_generator)
generator_obj = ClassLoader(path_generator)
train_generator = generator_obj.find_and_build()(path_generator)
list_train_generator.append(train_generator)
path_test_generator = os.path.join(jobdir, "test_generator.json")
def main(argv):
opts, args = getopt.getopt(
argv,
[],
[
"movie_path=",
"train_frame_start=",
"train_frame_end=",
"train_total_samples=",
"val_frame_start=",
"val_frame_end=",
"val_total_samples=",
"output_path=",
"model_file=",
"batch_size=",
"pre_post_frame=",
"pre_post_omission=",
"loss=",
],
)
# default
train_frame_start = 20000
train_frame_end = -1
train_total_samples = 10000000
val_frame_start = 0
val_frame_end = 19999
val_total_samples = -1
batch_size = 100
pre_post_frame = 30
pre_post_omission = 1
loss = 'mean_squared_error'
for opt, arg in opts:
if opt == "--movie_path":
movie_path = arg
if opt == "--train_frame_start":
train_frame_start = np.int(arg)
if opt == "--train_frame_end":
train_frame_end = np.int(arg)
if opt == "--train_total_samples":
train_total_samples = np.int(arg)
if opt == "--val_frame_start":
val_frame_start = np.int(arg)
if opt == "--val_frame_end":
val_frame_end = np.int(arg)
if opt == "--val_total_samples":
val_total_samples = np.int(arg)
if opt == "--batch_size":
batch_size = np.int(arg)
if opt == "--output_path":
output_path = arg
if opt == "--model_file":
model_file = arg
if opt == "--batch_size":
batch_size = np.int(arg)
if opt == "--pre_post_frame":
pre_post_frame = np.int(arg)
if opt == "--pre_post_omission":
pre_post_omission = np.int(arg)
if opt == "--loss":
loss = arg
now = datetime.datetime.now()
run_uid = now.strftime("%Y_%m_%d_%H_%M")
training_param = {}
generator_test_param = {}
generator_param = {}
generator_param["type"] = "generator"
generator_param["name"] = "EphysGenerator"
generator_param["pre_post_frame"] = pre_post_frame
generator_param["train_path"] = movie_path
generator_param["batch_size"] = batch_size # 100
generator_param["start_frame"] = train_frame_start # 20000
generator_param["end_frame"] = train_frame_end # -1
generator_param["pre_post_omission"] = pre_post_omission # 1
generator_param["randomize"] = 1
generator_param["steps_per_epoch"] = 100
generator_param["total_samples"] = train_total_samples # 10000000
generator_test_param["type"] = "generator"
generator_test_param["name"] = "EphysGenerator"
generator_test_param["pre_post_frame"] = pre_post_frame
generator_test_param["train_path"] = movie_path
generator_test_param["batch_size"] = batch_size
generator_test_param["start_frame"] = val_frame_start # 0
generator_test_param["end_frame"] = val_frame_end # 19999
generator_test_param["pre_post_omission"] = pre_post_omission
generator_test_param["randomize"] = 1
generator_test_param["steps_per_epoch"] = -1
generator_test_param["total_samples"] = val_total_samples # -1
training_param["type"] = "trainer"
training_param["name"] = "transfer_trainer"
training_param["model_path"] = model_file
training_param["run_uid"] = run_uid
training_param["batch_size"] = generator_test_param["batch_size"]
training_param["steps_per_epoch"] = generator_param["steps_per_epoch"]
training_param["period_save"] = 25
training_param["nb_gpus"] = 1
training_param["nb_times_through_data"] = 1
training_param["learning_rate"] = 0.0005
training_param["apply_learning_decay"] = 1
training_param["initial_learning_rate"] = 0.0005
training_param["epochs_drop"] = 300
training_param["loss"] = loss
training_param["model_string"] = 'transfer_train_' + \
"_" + training_param["loss"]
training_param["output_dir"] = output_path
try:
os.mkdir(output_path)
except Exception:
print("folder already exists")
path_training = os.path.join(output_path, "training.json")
json_obj = JsonSaver(training_param)
json_obj.save_json(path_training)
path_generator = os.path.join(output_path, "generator.json")
json_obj = JsonSaver(generator_param)
json_obj.save_json(path_generator)
generator_obj = ClassLoader(path_generator)
train_generator = generator_obj.find_and_build()(path_generator)
path_test_generator = os.path.join(output_path, "test_generator.json")
json_obj = JsonSaver(generator_test_param)
json_obj.save_json(path_test_generator)
generator_test_obj = ClassLoader(path_test_generator)
trainer_obj = ClassLoader(path_training)
test_generator = generator_test_obj.find_and_build()(path_test_generator)
training_class = trainer_obj.find_and_build()(train_generator,
test_generator,
path_training)
training_class.run()
training_class.finalize()
def main(argv):
opts, args = getopt.getopt(
argv,
[],
[
"movie_path=",
"frame_start=",
"frame_end=",
"output_file=",
"model_file=",
"batch_size=",
"pre_post_frame=",
"model_norm=",
"pre_post_omission=",
],
)
for opt, arg in opts:
if opt == "--movie_path":
movie_path = arg
if opt == "--frame_start":
input_frames_start = np.int(arg)
if opt == "--frame_end":
input_frames_end = np.int(arg)
if opt == "--output_file":
output_file = arg
if opt == "--model_file":
model_path = arg
if opt == "--batch_size":
batch_size = int(arg)
if opt == "--pre_post_frame":
pre_post_frame = int(arg)
if opt == "--pre_post_omission":
pre_post_omission = int(arg)
model = load_model(model_path)
frame_start = input_frames_start
frame_end = input_frames_end
NotDone = True
trial = 0
generator_param = {}
inferrence_param = {}
generator_param["type"] = "generator"
generator_param["name"] = "EphysGenerator"
generator_param["pre_post_frame"] = pre_post_frame
generator_param["pre_post_omission"] = pre_post_omission
generator_param["batch_size"] = batch_size
generator_param["start_frame"] = input_frames_start
generator_param["end_frame"] = input_frames_end
generator_param["randomize"] = 0
generator_param["train_path"] = movie_path
inferrence_param["type"] = "inferrence"
inferrence_param["name"] = "core_inferrence"
inferrence_param["model_path"] = model_path
inferrence_param["output_file"] = output_file
while NotDone:
path_generator = output_file + ".generator.json"
json_obj = JsonSaver(generator_param)
json_obj.save_json(path_generator)
path_infer = output_file + ".inferrence.json"
json_obj = JsonSaver(inferrence_param)
json_obj.save_json(path_infer)
generator_obj = ClassLoader(path_generator)
data_generator = generator_obj.find_and_build()(path_generator)
inferrence_obj = ClassLoader(path_infer)
inferrence_class = inferrence_obj.find_and_build()(path_infer,
data_generator)
inferrence_class.run()
NotDone = False
# to notify process is finished
finish_file = h5py.File(output_file + ".done", "w")
finish_file.close()