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run_main.py
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run_main.py
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#!/usr/bin/env python
# coding: utf-8
import numpy as np
import pandas as pd
import gc
import matplotlib.pyplot as plt
import warnings
warnings.filterwarnings("ignore")
# # Load Data and code
# from google.colab import drive
# drive.mount('/content/drive')
# cd "/content/drive/My Drive/continual-learning"
# !git clone https://github.com/chameleonTK/continual-learning-for-HAR.git src
# cd "src"
# !pip install visdom
import torch
import numpy as np
from smart_home_dataset import SmartHomeDataset
from examplar_dataset import ExemplarDataset
from torch.utils.data import ConcatDataset
from classifier import Classifier
from torch import optim
import utils
import callbacks as cb
import time
from generative_replay_learner import GenerativeReplayLearner;
import arg_params
import json
import os
import copy
import torch.multiprocessing as mp
# # Get parameters
params = {
"--results-dir": "./Results.v2/CASAS/",
"--data-dir": "casas",
"--task-order": "./Results.v2/CASAS/task_orders.txt",
"--batch": 1024,
"--iters": 20,
"--g-iters": 20
}
p = [f"{k} {params[k]}" for k in params]
p = " ".join(p)
parser = arg_params.get_parser()
args = parser.parse_args(p.split())
print("Arguments")
for attr, value in args.__dict__.items():
print(" * ", attr, value)
args.visdom = False
result_folder = args.results_dir
# # Get Dataset
def select_dataset(args, classes=None):
if args.data_dir == "pamap":
default_classes = [
'lying',
'sitting',
'standing',
'ironing',
'vacuum cleaning',
'ascending stairs',
'walking',
'descending stairs',
'cycling',
'running'
]
data_dir = "./Dataset/PAMAP2/pamap.feat"
elif args.data_dir == "dsads":
default_classes = [
"sitting",
"standing",
"lying on back side",
"lying on right side",
"ascending stairs",
"descending stairs",
"exercising on a stepper",
"rowing",
"jumping",
"playing basketball"
]
data_dir = "./Dataset/DSADS/dsads.feat"
elif args.data_dir == "housea":
default_classes = ['A0', 'A1', 'A2', 'A3', 'A4', 'A5'] #skip A6
args.tasks = 3
data_dir = "./Dataset/House/HouseA.feat"
elif args.data_dir == "casas":
default_classes = [
"R1_work_at_computer",
"R2_work_at_computer",
"R1_sleep",
"R2_sleep",
"R1_bed_to_toilet",
"R2_bed_to_toilet",
"R2_prepare_dinner",
"R2_watch_TV",
"R2_prepare_lunch",
"R1_work_at_dining_room_table",
]
data_dir = "./Dataset/twor.2009/annotated.feat.ch1"
else:
raise Exception("Unknow dataset")
if classes is None:
classes = default_classes
return SmartHomeDataset(data_dir, classes=classes)
tasks = []
if args.task_order is not None:
ft = open(args.task_order)
tasks = [line.strip().split(";") for line in ft]
# tasks
# # Train a model
def result_to_list(identity, results):
lst = []
for idx, session in enumerate(results["Task"]):
lst.append([
identity["task_order"],
identity["method"],
identity["cmd"],
identity["train_session"],
results["Task"][idx],
results["#Test"][idx],
results["#Correct"][idx],
results["Accuracy"][idx],
identity["solver_training_time"],
identity["generator_training_time"],
])
return lst
def save_results(result_folder, identity, results, loss_tracking):
fname = "_t{task_order}-m{method}{c}_results.csv".format(
task_order=identity["task_order"],
method=identity["method"],
c=identity["cmd"])
o = None
for r in results:
if o is None:
o = r
else:
o = o + r
df = pd.DataFrame(o, columns=[
"Task Sequence Idx",
"Method",
"Method Options",
"Training Session",
"Task",
"#Test",
"#Correct",
"Accuracy",
"Solver Training Time",
"Generator Training Time",
])
df.to_csv(result_folder+fname, index=False)
fname = "_t{task_order}-m{method}{c}_loss.json".format(
task_order=identity["task_order"],
method=identity["method"],
c=identity["cmd"])
with open(result_folder+fname, 'w') as outfile:
json.dump(loss_tracking, outfile)
def run_model(identity, method, args, config, train_datasets, test_datasets, verbose=False, visdom=None, loss_tracking=None):
#try:
result_folder = args.results_dir
m, cmd = method
results = []
args.replay = m
identity["method"] = m
# Use cuda?
cuda = torch.cuda.is_available()
device = torch.device("cuda" if cuda else "cpu")
# Set random seeds
np.random.seed(args.seed)
torch.manual_seed(args.seed)
if cuda:
torch.cuda.manual_seed(args.seed)
if m == "lwf":
args.solver_distill = True
args.solver_ewc = False
elif m== "ewc":
args.solver_distill = False
args.solver_ewc = True
elif m== "examplars":
args.icarl_examplars=True
args.replay = "examplars"
args.solver_distill = True
args.solver_ewc = False
elif m in ["none", "exact", "offline"]:
args.solver_distill = False
args.solver_ewc = False
identity["cmd"] = str(cmd)
for attr, value in args.__dict__.items():
if attr in []:
print(" * ", attr, value)
model = GenerativeReplayLearner(args, 2, verbose=verbose, visdom=visdom)
if visdom is not None:
model.eval_cb = cb._task_loss_cb(model, test_datasets, log=args.log, visdom=visdom, iters_per_task=args.iters)
solver = Classifier(
input_feat=config['feature'],
classes=len(train_datasets[0].classes),
fc_layers=args.solver_fc_layers, fc_units=args.solver_fc_units,
cuda=cuda,
device=device,
).to(device)
model.set_solver(solver)
if m in ["mp-gan", "mp-wgan", "sg-cgan", "sg-cwgan"]:
args.replay = "generative"
generator = arg_params.get_generator(m, config, cuda, device, args, init_n_classes=2)
model.set_generator(generator)
args.g_log = int(args.g_iters*0.05)
else:
generator = None
if args.replay == "offline":
all_data = None
for task, train_dataset in enumerate(train_datasets, 1):
for c in train_dataset.classes:
model.classmap.map(c)
if all_data is None:
all_data = train_dataset
else:
all_data = all_data.merge(train_dataset)
if task==1:
continue
newmodel = model.solver.add_output_units(len(train_dataset.classes))
model.set_solver(newmodel, None)
model.train_solver(None, all_data, None, loss_tracking=loss_tracking)
result = model.test(None, test_datasets, verbose=verbose)
results.append(result_to_list(identity, result))
else:
prev_active_classes = []
prev_dataset = None
for task, train_dataset in enumerate(train_datasets, 1):
identity["train_session"] = task
if task>1:
if model.generator is not None:
model.generator.classes += len(train_dataset.classes)
newmodel = model.solver.add_output_units(len(train_dataset.classes))
model.set_solver(newmodel, model.solver)
active_classes_index = model.get_active_classes_index(task)
replayed_dataset = None
exemplar_dataset = None
if args.replay == "generative":
if args.replay_size <= 1:
# when replay_size in [0, 1]; # samples == replay_size * len(train_dataset)
replayed_dataset = model.sample(prev_active_classes, 2*len(train_dataset), n=args.replay_size*len(train_dataset))
else:
# otherwise; #samples == replay_size * len(active_classes_index)
replayed_dataset = model.sample(prev_active_classes, args.replay_size)
elif args.replay == "exact":
replayed_dataset = prev_dataset
elif args.replay == "examplars":
if len(model.solver.exemplar_sets)>0:
exemplar_dataset = ExemplarDataset(model.solver.exemplar_sets, prev_active_classes)
exemplar_dataset.classes = []
train_dataset = train_dataset.merge(exemplar_dataset)
start = time.time()
model.train_solver(task, train_dataset, replayed_dataset, rnt=args.rnt, loss_tracking=loss_tracking)
training_time = time.time() - start
identity["solver_training_time"] = training_time
start = time.time()
if (args.generative_model is None) and (args.replay == "generative"):
model.train_generator(task, train_dataset, replayed_dataset, loss_tracking=loss_tracking)
training_time = time.time() - start
identity["generator_training_time"] = training_time
if prev_dataset is None:
prev_dataset = train_dataset
else:
prev_dataset = prev_dataset.merge(train_dataset)
prev_active_classes = model.classmap.classes
result = model.test(task, test_datasets, verbose=verbose)
results.append(result_to_list(identity, result))
# save_model(result_folder, identity, model.solver, "solver")
# if model.generator is not None:
# save_model(result_folder, identity, model.generator, "generator")
save_results(result_folder, identity, results, loss_tracking)
return model, results
#except Exception as e:
# print("ERROR:", e)
#print("DONE task order", identity["task_order"])
methods = [
# ("examplars", 0),
# ("none", 0),
("exact", 0),
# ("mp-gan", 0), ("mp-wgan", 0), ("sg-cgan", 0), ("sg-cwgan", 0),
# ("lwf", 0), ("ewc", 0)
]
start = time.time()
tasks = [tasks[0]]
for task_order, classes in enumerate(tasks):
print(f"=== IDX {task_order} ===")
base_dataset = select_dataset(args, classes)
identity = {
"task_order": None,
"method": None,
"train_session": None,
"task_index": None,
"no_of_test": None,
"no_of_correct_prediction": None,
"accuracy": None,
"solver_training_time": None,
"generator_training_time": None,
}
identity["task_order"] = task_order
traindata, testdata = base_dataset.train_test_split()
dataset = traindata
# if args.oversampling:
# dataset = traindata.resampling()
train_datasets, config, classes_per_task = dataset.split(tasks=args.tasks)
test_datasets, _, _ = testdata.split(tasks=args.tasks)
# Check distribution of label
# for d in dataset.pddata["ActivityName"].unique():
# x = dataset.pddata
# print(d, len(x[x["ActivityName"]==d]))
print("******* Run ", task_order, "*******")
print("\n")
base_args = args
for method in methods:
m, cmd = method
identity["method"] = m
args = copy.deepcopy(base_args)
# visdom = {'env': f"Method: {m}, options: {cmd}", 'graph': "models", "values":[], "gan_loss": {}}
visdom = None
loss_tracking = {
"solver_loss":{},
"gan_loss": {},
"train_accuracy": {},
"test_accuracy": {}
}
model, results = run_model(identity, method, args, config, train_datasets, test_datasets, True, visdom=visdom, loss_tracking=loss_tracking)
training_time = time.time() - start
print("")
print(f"Training Time[{m}]:", training_time)
break
training_time = time.time() - start
print("Overall Training Time:", training_time)
print()