#attack_no = plt.plot(range(len(loss_train)), loss_train)
#attack_1 = plt.plot(range(len(loss_train_1)),loss_train_1)
#plt.ylabel('train_loss')
#plt.savefig('log/fed_{}_{}_{}_C{}_iid{}.png'.format(args.dataset, args.model, args.epochs, args.frac, args.iid))
#print("COUNT DATA",str(count_array))
print("NO ATTACK DATA=", loss_train)
print("1 ATTACK DATA=", loss_train_1)
print("5 ATTACK DATA=", loss_train_5)
print("10 ATTACK DATA=", loss_train_10)
print("15 ATTACK DATA=", loss_train_15)
print("20 ATTACK DATA=", loss_train_20)
print("25 ATTACK DATA=", loss_train_25)
print("30 ATTACK DATA=", loss_train_30)
# testing
net_glob.eval()
#print("Agent_Found_Count",agent_found_count)
acc_train, loss_train = test_img(net_glob, dataset_train, args)
acc_test, loss_test = test_img(net_glob, dataset_test, args)
print("Training accuracy (NO ATTACK): {:.2f}".format(acc_train))
print("Testing accuracy (NO ATTACK): {:.2f}".format(acc_test))
net_glob1.eval()
acc_train1, loss_train_1 = test_img(net_glob1, dataset_train, args)
acc_test1, loss_test_1 = test_img(net_glob1, dataset_test, args)
print("Training accuracy (CONSTANT ATTACK 1): {:.2f}".format(acc_train1))
print("Testing accuracy (CONSTANT ATTACK 1): {:.2f}".format(acc_test1))
net_glob5.eval()
acc_train5, loss_train_5 = test_img(net_glob5, dataset_train, args)
acc_test5, loss_test_5 = test_img(net_glob5, dataset_test, args)
def main():
# parse args
args = args_parser()
args.device = torch.device('cuda:{}'.format(
args.gpu) if torch.cuda.is_available() and args.gpu != -1 else 'cpu')
# load dataset and split users
if args.dataset == 'mnist':
trans_mnist = transforms.Compose([
transforms.ToTensor(),
transforms.Normalize((0.1307, ), (0.3081, ))
])
dataset_train = datasets.MNIST('../data/mnist/',
train=True,
download=True,
transform=trans_mnist)
dataset_test = datasets.MNIST('../data/mnist/',
train=False,
download=True,
transform=trans_mnist)
print("type of test dataset", type(dataset_test))
# sample users
if args.iid:
dict_users = mnist_iid(dataset_train, args.num_users)
else:
dict_users, dict_labels_counter = mnist_noniid(
dataset_train, args.num_users)
dict_users_2, dict_labels_counter_2 = dict_users, dict_labels_counter
#dict_users, dict_labels_counter = mnist_noniid_unequal(dataset_train, args.num_users)
elif args.dataset == 'cifar':
trans_cifar = transforms.Compose([
transforms.ToTensor(),
transforms.Normalize((0.5, 0.5, 0.5), (0.5, 0.5, 0.5))
])
dataset_train = datasets.CIFAR10('../data/cifar',
train=True,
download=True,
transform=trans_cifar)
dataset_test = datasets.CIFAR10('../data/cifar',
train=False,
download=True,
transform=trans_cifar)
if args.iid:
dict_users = cifar_iid(dataset_train, args.num_users)
else:
exit('Error: only consider IID setting in CIFAR10')
else:
exit('Error: unrecognized dataset')
img_size = dataset_train[0][0].shape
# build model
if args.model == 'cnn' and args.dataset == 'cifar':
net_glob = CNNCifar(args=args).to(args.device)
net_glob_2 = CNNCifar(args=args).to(args.device)
elif args.model == 'cnn' and args.dataset == 'mnist':
net_glob = CNNMnist(args=args).to(args.device)
net_glob_2 = CNNMnist(args=args).to(args.device)
elif args.model == 'mlp':
len_in = 1
for x in img_size:
len_in *= x
net_glob = MLP(dim_in=len_in, dim_hidden=200,
dim_out=args.num_classes).to(args.device)
else:
exit('Error: unrecognized model')
#print(net_glob)
#net_glob.train()
acc_test, loss_test = test_img(net_glob, dataset_test, args)
print("val test finished")
print("{:.2f}".format(acc_test))
temp = net_glob
#net_glob_2 = net_glob
temp_2 = net_glob_2
# copy weights
w_glob = net_glob.state_dict()
# training
loss_train = []
cv_loss, cv_acc = [], []
val_loss_pre, counter = 0, 0
net_best = None
best_loss = None
val_acc_list, net_list = [], []
Loss_local_each_global_total = []
test_ds, valid_ds = torch.utils.data.random_split(dataset_test,
(9500, 500))
loss_workers_total = np.zeros(shape=(args.num_users, args.epochs))
label_workers = {
i: np.array([], dtype='int64')
for i in range(args.num_users)
}
workers_percent = []
workers_count = 0
acc_test_global, loss_test_global = test_img(x, valid_ds, args)
selected_users_index = []
for idx in range(args.num_users):
# print("train started")
local = LocalUpdate(args=args,
dataset=dataset_train,
idxs=dict_users[idx])
w, loss = local.train(net=copy.deepcopy(net_glob).to(args.device))
# print(w)
# print("train completed")
# temp = FedAvg(w)
temp.load_state_dict(w)
temp.eval()
acc_test_local, loss_test_local = test_img(temp, valid_ds, args)
loss_workers_total[idx, iter] = acc_test_local
if workers_count >= (args.num_users / 2):
break
elif acc_test_local >= (0.7 * acc_test_global):
selected_users_index.append(idx)
for iter in range(args.epochs):
print("round started")
Loss_local_each_global = []
loss_workers = np.zeros((args.num_users, args.epochs))
w_locals, loss_locals = [], []
m = max(int(args.frac * args.num_users), 1)
#idxs_users = np.random.choice(range(args.num_users), m, replace=False)
#if iter % 5 == 0:
# Minoo
x = net_glob
x.eval()
Loss_local_each_global_total.append(acc_test_global)
for idx in selected_users_index:
#print("train started")
local = LocalUpdate(args=args,
dataset=dataset_train,
idxs=dict_users[idx])
w, loss = local.train(net=copy.deepcopy(net_glob).to(args.device))
#print(w)
#print("train completed")
#temp = FedAvg(w)
temp.load_state_dict(w)
temp.eval()
acc_test_local, loss_test_local = test_img(temp, valid_ds, args)
loss_workers_total[idx, iter] = acc_test_local
if workers_count >= (args.num_users / 2):
break
elif acc_test_local >= (0.7 * acc_test_global):
w_locals.append(copy.deepcopy(w))
loss_locals.append(copy.deepcopy(loss))
print("Update Received")
workers_count += 1
# update global weights
w_glob = FedAvg(w_locals)
# copy weight to net_glob
net_glob.load_state_dict(w_glob)
print("round completed")
loss_avg = sum(loss_locals) / len(loss_locals)
print('Round {:3d}, Average loss {:.3f}'.format(iter, loss_avg))
loss_train.append(loss_avg)
workers_percent.append(workers_count)
# plot loss curve
plt.figure()
plt.plot(range(len(workers_percent)), workers_percent)
plt.ylabel('train_loss')
plt.savefig(
'./save/Newfed_WorkersPercent_0916_{}_{}_{}_C{}_iid{}.png'.format(
args.dataset, args.model, args.epochs, args.frac, args.iid))
# print(loss_workers_total)
# plot loss curve
# plt.figure()
# plt.plot(range(len(loss_train)), loss_train)
# plt.ylabel('train_loss')
# plt.savefig('./save/Newfed_0916_{}_{}_{}_C{}_iid{}.png'.format(args.dataset, args.model, args.epochs, args.frac, args.iid))
#
plt.figure()
for i in range(args.num_users):
plot = plt.plot(range(len(loss_workers_total[i, :])),
loss_workers_total[i, :],
label="Worker {}".format(i))
plot5 = plt.plot(range(len(Loss_local_each_global_total)),
Loss_local_each_global_total,
color='000000',
label="Global")
plt.legend(loc='best')
plt.ylabel('Small Test Set Accuracy of workers')
plt.xlabel('Number of Rounds')
plt.savefig(
'./save/NewFed_2workers_Acc_0916_{}_{}_{}_C{}_iid{}.png'.format(
args.dataset, args.model, args.epochs, args.frac, args.iid))
# plt.figure()
# bins = np.linspace(0, 9, 3)
# a = dict_labels_counter[:, 0].ravel()
# print(type(a))
# b = dict_labels_counter[:, 1].ravel()
# x_labels = ['0', '1', '2', '3','4','5','6','7','8','9']
# # Set plot parameters
# fig, ax = plt.subplots()
# width = 0.1 # width of bar
# x = np.arange(10)
# ax.bar(x, dict_labels_counter[:, 0], width, color='#000080', label='Worker 1')
# ax.bar(x + width, dict_labels_counter[:, 1], width, color='#73C2FB', label='Worker 2')
# ax.bar(x + 2*width, dict_labels_counter[:, 2], width, color='#ff0000', label='Worker 3')
# ax.bar(x + 3*width, dict_labels_counter[:, 3], width, color='#32CD32', label='Worker 4')
# ax.set_ylabel('Number of Labels')
# ax.set_xticks(x + width + width / 2)
# ax.set_xticklabels(x_labels)
# ax.set_xlabel('Labels')
# ax.legend()
# plt.grid(True, 'major', 'y', ls='--', lw=.5, c='k', alpha=.3)
# fig.tight_layout()
# plt.savefig(
# './save/Newfed_2workersLabels_0916_{}_{}_{}_C{}_iid{}.png'.format(args.dataset, args.model, args.epochs, args.frac,
# args.iid))
# testing
print("testing started")
net_glob.eval()
print("train test started")
acc_train_final, loss_train_final = test_img(net_glob, dataset_train, args)
print("train test finished")
acc_test_final, loss_test_final = test_img(net_glob, dataset_test, args)
print("val test finished")
#print("Training accuracy: {:.2f}".format(acc_train))
#print("Testing accuracy: {:.2f}".format(acc_test))
print("{:.2f}".format(acc_test_final))
#print("{:.2f".format(Loss_local_each_worker))
# training
w_glob_2 = net_glob_2.state_dict()
loss_train_2 = []
cv_loss_2, cv_acc_2 = [], []
val_loss_pre_2, counter_2 = 0, 0
net_best_2 = None
best_loss_2 = None
val_acc_list_2, net_list_2 = [], []
Loss_local_each_global_total_2 = []
loss_workers_total_2 = np.zeros(shape=(args.num_users, args.epochs))
label_workers_2 = {
i: np.array([], dtype='int64')
for i in range(args.num_users)
}
for iter in range(args.epochs):
print("round started")
Loss_local_each_global_2 = []
loss_workers_2 = np.zeros((args.num_users, args.epochs))
w_locals_2, loss_locals_2 = [], []
m_2 = max(int(args.frac * args.num_users), 1)
idxs_users_2 = np.random.choice(range(args.num_users),
m_2,
replace=False)
# Minoo
x_2 = net_glob_2
x_2.eval()
acc_test_global_2, loss_test_global_2 = test_img(x_2, valid_ds, args)
Loss_local_each_global_total_2.append(acc_test_global_2)
for idx in idxs_users_2:
#print("train started")
local_2 = LocalUpdate(args=args,
dataset=dataset_train,
idxs=dict_users_2[idx])
w_2, loss_2 = local_2.train(
net=copy.deepcopy(net_glob_2).to(args.device))
#print(w)
#print("train completed")
w_locals_2.append(copy.deepcopy(w_2))
loss_locals_2.append(copy.deepcopy(loss_2))
#temp = FedAvg(w)
temp_2.load_state_dict(w_2)
temp_2.eval()
acc_test_local_2, loss_test_local_2 = test_img(
temp_2, valid_ds, args)
loss_workers_total_2[idx, iter] = acc_test_local_2
# update global weights
w_glob_2 = FedAvg(w_locals_2)
# copy weight to net_glob
net_glob_2.load_state_dict(w_glob_2)
print("round completed")
loss_avg_2 = sum(loss_locals_2) / len(loss_locals_2)
print('Round {:3d}, Average loss {:.3f}'.format(iter, loss_avg_2))
loss_train_2.append(loss_avg_2)
print("round completed")
# plot loss curve
plt.figure()
plt.plot(range(len(loss_train_2)),
loss_train_2,
color='#000000',
label="Main FL")
plt.plot(range(len(loss_train)),
loss_train,
color='#ff0000',
label="Centralized Algorithm")
plt.ylabel('train_loss')
plt.savefig('./save/main_fed_0916_{}_{}_{}_C{}_iid{}.png'.format(
args.dataset, args.model, args.epochs, args.frac, args.iid))
# print(loss_workers_total)
plt.figure()
for i in range(args.num_users):
plot = plt.plot(range(len(loss_workers_total_2[i, :])),
loss_workers_total_2[i, :],
label="Worker {}".format(i))
plot5 = plt.plot(range(len(Loss_local_each_global_total_2)),
Loss_local_each_global_total_2,
color='000000',
label="Global")
plt.legend(loc='best')
plt.ylabel('Small Test Set Accuracy of workers')
plt.xlabel('Number of Rounds')
plt.savefig('./save/mainfed_Acc_0916_{}_{}_{}_C{}_iid{}.png'.format(
args.dataset, args.model, args.epochs, args.frac, args.iid))
# plt.figure()
# bins = np.linspace(0, 9, 3)
# a = dict_labels_counter_2[:, 0].ravel()
# print(type(a))
# b = dict_labels_counter_2[:, 1].ravel()
# x_labels = ['0', '1', '2', '3','4','5','6','7','8','9']
# # Set plot parameters
# fig, ax = plt.subplots()
# width = 0.1 # width of bar
# x = np.arange(10)
# ax.bar(x, dict_labels_counter_2[:, 0], width, color='#000080', label='Worker 1')
# ax.bar(x + width, dict_labels_counter_2[:, 1], width, color='#73C2FB', label='Worker 2')
# ax.bar(x + 2*width, dict_labels_counter_2[:, 2], width, color='#ff0000', label='Worker 3')
# ax.bar(x + 3*width, dict_labels_counter_2[:, 3], width, color='#32CD32', label='Worker 4')
# ax.set_ylabel('Number of Labels')
# ax.set_xticks(x + width + width / 2)
# ax.set_xticklabels(x_labels)
# ax.set_xlabel('Labels')
# ax.legend()
# plt.grid(True, 'major', 'y', ls='--', lw=.5, c='k', alpha=.3)
# fig.tight_layout()
# plt.savefig(
# './save/main_fed_2workersLabels_0916_{}_{}_{}_C{}_iid{}.png'.format(args.dataset, args.model, args.epochs, args.frac,
# args.iid))
# testing
print("testing started")
net_glob.eval()
print("train test started")
acc_train_final, loss_train_final = test_img(net_glob, dataset_train, args)
print("train test finished")
acc_test_final, loss_test_final = test_img(net_glob, dataset_test, args)
print("val test finished")
#print("Training accuracy: {:.2f}".format(acc_train))
#print("Testing accuracy: {:.2f}".format(acc_test))
print("{:.2f}".format(acc_test_final))
#print("{:.2f".format(Loss_local_each_worker))
return loss_test_final, loss_train_final
w_locals.append(copy.deepcopy(w))
w_ema_locals.append(copy.deepcopy(w_ema))
loss_locals.append(copy.deepcopy(loss))
loss_consistent_locals.append(copy.deepcopy(loss_consistent))
glob_comu.append(sum(epoch_comu)/len(epoch_comu))
diff_w_old = get_median(diff_w_old_dic, iter, args)
w_glob = FedAvg(w_locals)
w_ema_glob = FedAvg(w_ema_locals)
net_glob.load_state_dict(w_glob)
net_ema_glob.load_state_dict(w_ema_glob)
net_glob.eval()
net_ema_glob.eval()
acc_valid, loss_valid = test_img(net_glob, dataset_valid, args)
acc_ema_valid, loss_ema_valid = test_img(net_ema_glob, dataset_valid, args)
if loss_valid <= best_loss_valid:
best_loss_valid = loss_valid
w_best = copy.deepcopy(w_glob)
if loss_ema_valid <= best_ema_loss_valid:
best_ema_loss_valid = loss_ema_valid
w_ema_best = copy.deepcopy(w_ema_glob)
loss_avg = sum(loss_locals) / len(loss_locals)
loss_consistent_avg = sum(loss_consistent_locals) / len(loss_consistent_locals)
print('Round {:3d}, loss {:.3f}, acc_valid {:.2f}%, acc_ema_valid {:.2f}%'
.format(iter, loss_avg, acc_valid, acc_ema_valid))
loss_train.append(loss_avg)
loss_locals.append(copy.deepcopy(loss))
# update global weights
w_glob = FedAvg(w_locals)
# copy weight to net_glob
global_net.load_state_dict(w_glob)
# print loss
loss_avg = sum(loss_locals) / len(loss_locals)
print('Round {:3d}, Average loss {:.3f}'.format(round, loss_avg))
loss_train.append(loss_avg)
time_end = time.time()
print('totally cost time: {:3f}s'.format(time_end - time_start))
# plot loss curve
plt.figure()
plt.plot(range(len(loss_train)), loss_train)
plt.ylabel('train_loss')
plt.savefig('./save/fed_{}_{}_E{}_C{}_iid{}.png'.format(
args.dataset, args.model, args.epochs, args.frac, args.iid))
# testing
global_net.eval()
acc_train, loss_train = test_img(global_net, dataset_train, args)
acc_test, loss_test = test_img(global_net, dataset_test, args)
print("Training accuracy: {:.2f}".format(acc_train))
print("Testing accuracy: {:.2f}".format(acc_test))
def main():
# parse args
args = args_parser()
args.device = torch.device('cuda:{}'.format(args.gpu) if torch.cuda.is_available() and args.gpu != -1 else 'cpu')
# load dataset and split users
if args.dataset == 'mnist':
trans_mnist = transforms.Compose([transforms.ToTensor(), transforms.Normalize((0.1307,), (0.3081,))])
dataset_train = datasets.MNIST('../data/mnist/', train=True, download=True, transform=trans_mnist)
dataset_test = datasets.MNIST('../data/mnist/', train=False, download=True, transform=trans_mnist)
# sample users
if args.iid:
dict_users = mnist_iid(dataset_train, args.num_users)
else:
dict_users, dict_labels_counter = mnist_noniid(dataset_train, args.num_users)
dict_users_mainFL, dict_labels_counter_mainFL = dict_users, dict_labels_counter
elif args.dataset == 'cifar':
trans_cifar = transforms.Compose([transforms.ToTensor(), transforms.Normalize((0.5, 0.5, 0.5), (0.5, 0.5, 0.5))])
dataset_train = datasets.CIFAR10('../data/cifar', train=True, download=True, transform=trans_cifar)
dataset_test = datasets.CIFAR10('../data/cifar', train=False, download=True, transform=trans_cifar)
if args.iid:
dict_users = cifar_iid(dataset_train, args.num_users)
else:
dict_users, dict_labels_counter = cifar_noniid(dataset_train, args.num_users)
dict_users_mainFL, dict_labels_counter_mainFL = dict_users, dict_labels_counter
elif args.dataset == 'fmnist':
trans_fmnist = transforms.Compose([transforms.ToTensor(), transforms.Normalize((0.1307,), (0.3081,))])
dataset_train = datasets.FashionMNIST('../data/fmnist', train=True, download=True, transform=trans_fmnist)
dataset_test = datasets.FashionMNIST('../data/fmnist', train=False, download=True, transform=trans_fmnist)
if args.iid:
dict_users = mnist_iid(dataset_train, args.num_users)
else:
dict_users, dict_labels_counter = mnist_noniid(dataset_train, args.num_users)
dict_users_mainFL, dict_labels_counter_mainFL = dict_users, dict_labels_counter
else:
exit('Error: unrecognized dataset')
img_size = dataset_train[0][0].shape
acc_full_distributed = []
acc_full_main = []
loss_full_ditributed = []
loss_full_main = []
SD_acc_full_distributed = []
SD_acc_full_main = []
SD_loss_full_ditributed = []
SD_loss_full_main = []
workers_percent_full_distributed = []
workers_percent_full_main = []
variable_start = 0.1
variable_end = 1.0
while_counter = 0.1
counter_array = []
Accuracy_Fraction = []
Workers_Fraction = []
accuracy_fraction_each_round_newFL = 0
workers_fraction_each_round_newFL = 0
accuracy_fraction_each_round_mainFL = 0
workers_fraction_each_round_mainFL = 0
data_main = {}
data_DCFL = {}
data_Global_main = {"C": [], "Round":[], "Average Loss Train": [], "Average Loss Test": [], "Accuracy Test": [],
"Workers Number": [], "Large Test Loss":[], "Large Test Accuracy":[]}
data_Global_DCFL = {"C": [], "Round":[], "Average Loss Train": [], "Average Loss Test": [], "Accuracy Test": [],
"Workers Number": [], "Large Test Loss":[], "Large Test Accuracy":[]}
Final_LargeDataSetTest_DCFL = {"C":[], "Test Accuracy":[], "Test Loss":[], "Train Loss":[], "Train Accuracy":[],
"Total Rounds":[]}
Final_LargeDataSetTest_MainFL = {"C":[], "Test Accuracy": [], "Test Loss": [], "Train Loss": [], "Train Accuracy":[]}
# build model
args.frac = variable_start
test_ds, valid_ds_before = torch.utils.data.random_split(dataset_test, (9500, 500))
valid_ds = create_shared_dataset(valid_ds_before, 200)
#while variable_start <= variable_end:
for c_counter in range(1, 11, 3):
if args.model == 'cnn' and args.dataset == 'cifar':
net_glob = CNNCifar(args=args).to(args.device)
net_glob_mainFL = copy.deepcopy(net_glob)
elif args.model == 'cnn' and args.dataset == 'mnist':
net_glob = CNNMnist(args=args).to(args.device)
net_glob_mainFL = copy.deepcopy(net_glob)
elif args.model == 'cnn' and args.dataset == 'fmnist':
net_glob = CNNFashion_Mnist(args=args).to(args.device)
net_glob_mainFL = copy.deepcopy(net_glob)
elif args.model == 'mlp':
len_in = 1
for x in img_size:
len_in *= x
net_glob = MLP(dim_in=len_in, dim_hidden=200, dim_out=args.num_classes).to(args.device)
else:
exit('Error: unrecognized model')
counter_array.append((c_counter/10))
args.frac = (c_counter/10)
######saving index of workers
dict_workers_index = defaultdict(list)
#############Main FL
w_glob_mainFL = net_glob_mainFL.state_dict()
loss_train_mainFL = []
# cv_loss_2, cv_acc_2 = [], []
# val_loss_pre_2, counter_2 = 0, 0
# net_best_2 = None
# best_loss_2 = None
# val_acc_list_2, net_list_2 = [], []
Loss_local_each_global_total_mainFL = []
Accuracy_local_each_global_total_mainFL = []
loss_workers_total_mainFL = np.zeros(shape=(args.num_users, args.epochs))
label_workers_mainFL = {i: np.array([], dtype='int64') for i in range(args.num_users)}
validation_test_mainFed = []
acc_test, loss_test = test_img(net_glob_mainFL, dataset_test, args)
workers_participation_main_fd = np.zeros((args.num_users, args.epochs))
workers_percent_main = []
# for iter in range(args.epochs):
net_glob_mainFL.eval()
acc_test_final_mainFL, loss_test_final_mainFL = test_img(net_glob_mainFL, dataset_test, args)
while_counter_mainFL = loss_test_final_mainFL
iter_mainFL = 0
workers_mainFL = []
for i in range(args.num_users):
workers_mainFL.append(i)
temp_netglob_mainFL = net_glob_mainFL
while iter_mainFL < (args.epochs/2):
data_main['round_{}'.format(iter_mainFL)] = []
# data_Global_main['round_{}'.format(iter)] = []
# print("round started")
Loss_local_each_global_mainFL = []
loss_workers_mainFL = np.zeros((args.num_users, args.epochs))
w_locals_mainFL, loss_locals_mainFL = [], []
m_mainFL = max(int(args.frac * args.num_users), 1)
idxs_users_mainFL = np.random.choice(range(args.num_users), m_mainFL, replace=False)
list_of_random_workers = random.sample(workers_mainFL, m_mainFL)
for i in range(len(list_of_random_workers)):
dict_workers_index[iter_mainFL].append(list_of_random_workers[i])
x_mainFL = net_glob_mainFL
x_mainFL.eval()
acc_test_global_mainFL, loss_test_global_mainFL = test_img(x_mainFL, valid_ds, args)
Loss_local_each_global_total_mainFL.append(loss_test_global_mainFL)
Accuracy_local_each_global_total_mainFL.append(acc_test_global_mainFL)
SD_acc_full_main.append(acc_test_global_mainFL)
SD_loss_full_main.append(loss_test_global_mainFL)
workers_count_mainFL = 0
temp_accuracy = np.zeros(1)
temp_loss_test = np.zeros(1)
temp_loss_train = np.zeros(1)
for idx in list_of_random_workers:
# print("train started")
local_mainFL = LocalUpdate(args=args, dataset=dataset_train, idxs=dict_users_mainFL[idx])
w_mainFL, loss_mainFL = local_mainFL.train(net=copy.deepcopy(net_glob_mainFL).to(args.device))
# print(w)
# print("train completed")
w_locals_mainFL.append(copy.deepcopy(w_mainFL))
loss_locals_mainFL.append(copy.deepcopy(loss_mainFL))
# temp = FedAvg(w)
temp_netglob_mainFL.load_state_dict(w_mainFL)
temp_netglob_mainFL.eval()
print(pnorm_2(temp_netglob_mainFL, 2))
acc_test_local_mainFL, loss_test_local_mainFL = test_img(temp_netglob_mainFL, valid_ds, args)
temp_accuracy[0] = acc_test_local_mainFL
temp_loss_test[0] = loss_test_local_mainFL
temp_loss_train[0] = loss_mainFL
loss_workers_total_mainFL[idx, iter_mainFL] = acc_test_local_mainFL
workers_participation_main_fd[idx][iter_mainFL] = 1
workers_count_mainFL += 1
data_main['round_{}'.format(iter_mainFL)].append({
'C': args.frac,
'User ID': idx,
# 'Local Update': copy.deepcopy(w_mainFL),
'Loss Train': temp_loss_train[0],
'Loss Test': temp_loss_test[0],
'Accuracy': temp_accuracy[0]
})
# update global weights
w_glob_mainFL = FedAvg(w_locals_mainFL)
# copy weight to net_glob
net_glob_mainFL.load_state_dict(w_glob_mainFL)
# print("round completed")
loss_avg_mainFL = sum(loss_locals_mainFL) / len(loss_locals_mainFL)
# print('Round {:3d}, Average loss {:.3f}'.format(iter, loss_avg_mainFL))
loss_train_mainFL.append(loss_avg_mainFL)
# print("round completed")
acc_test_round_mainfed, loss_test_round_mainfed = test_img(net_glob_mainFL, dataset_test, args)
validation_test_mainFed.append(acc_test_round_mainfed)
workers_percent_main.append(workers_count_mainFL / args.num_users)
# plot workers percent of participating
print(iter_mainFL, " round main fl finished")
acc_test_final_mainFL, loss_test_final_mainFL = test_img(net_glob_mainFL, dataset_test, args)
while_counter_mainFL = loss_test_final_mainFL
data_Global_main["Round"].append(iter_mainFL)
data_Global_main["C"].append(args.frac)
data_Global_main["Average Loss Train"].append(float(loss_avg_mainFL))
data_Global_main["Average Loss Test"].append(float(loss_test_global_mainFL))
data_Global_main["Accuracy Test"].append(float(acc_test_global_mainFL))
data_Global_main["Workers Number"].append(float(workers_count_mainFL))
data_Global_main["Large Test Loss"].append(float(loss_test_final_mainFL))
data_Global_main["Large Test Accuracy"].append(float(acc_test_final_mainFL))
iter_mainFL = iter_mainFL + 1
workers_percent_final_mainFL = np.zeros(args.num_users)
workers_name_mainFL = np.empty(args.num_users)
for i in range(len(workers_participation_main_fd[:, 1])):
workers_percent_final_mainFL[i] = sum(workers_participation_main_fd[i, :]) / args.epochs
workers_name_mainFL[i] = i
net_glob_mainFL.eval()
# print("train test started")
acc_train_final_main, loss_train_final_main = test_img(net_glob_mainFL, dataset_train, args)
# print("train test finished")
acc_test_final_main, loss_test_final_main = test_img(net_glob_mainFL, dataset_test, args)
Final_LargeDataSetTest_MainFL["C"].append(args.frac)
Final_LargeDataSetTest_MainFL["Test Loss"].append(float(loss_test_final_main))
Final_LargeDataSetTest_MainFL["Test Accuracy"].append(float(acc_test_final_main))
Final_LargeDataSetTest_MainFL["Train Loss"].append(float(loss_train_final_main))
Final_LargeDataSetTest_MainFL["Train Accuracy"].append(float(acc_train_final_main))
# copy weights
w_glob = net_glob.state_dict()
temp_after = copy.deepcopy(net_glob)
temp_before = copy.deepcopy(net_glob)
# training
loss_train = []
# cv_loss, cv_acc = [], []
# val_loss_pre, counter = 0, 0
# net_best = None
# best_loss = None
# val_acc_list, net_list = [], []
Loss_local_each_global_total = []
# valid_ds = create_shared_dataset(dataset_test, 500)
loss_workers_total = np.zeros(shape=(args.num_users, args.epochs))
label_workers = {i: np.array([], dtype='int64') for i in range(args.num_users)}
workers_percent_dist = []
validation_test_newFed = []
workers_participation = np.zeros((args.num_users, args.epochs))
workers = []
for i in range(args.num_users):
workers.append(i)
counter_threshold_decrease = np.zeros(args.epochs)
Global_Accuracy_Tracker = np.zeros(args.epochs)
Global_Loss_Tracker = np.zeros(args.epochs)
threshold = 0.5
alpha = 0.5 ##decrease parameter
beta = 0.1 ##delta accuracy controller
gamma = 0.5 ##threshold decrease parameter
Goal_Loss = float(loss_test_final_main)
#for iter in range(args.epochs):
net_glob.eval()
acc_test_final, loss_test_final = test_img(net_glob, dataset_test, args)
while_counter = float(loss_test_final)
iter = 0
total_rounds_dcfl = 0
while (while_counter + 0.01) > Goal_Loss and iter <= args.epochs:
data_DCFL['round_{}'.format(iter)] = []
Loss_local_each_global = []
loss_workers = np.zeros((args.num_users, args.epochs))
w_locals, loss_locals = [], []
m = max(int(args.frac * args.num_users), 1)
idxs_users = np.random.choice(range(args.num_users), m, replace=False)
counter_threshold = 0
print(iter, " in dist FL started")
#if iter % 5 == 0:
x = copy.deepcopy(net_glob)
x.eval()
acc_test_global, loss_test_global = test_img(x, valid_ds, args)
Loss_local_each_global_total.append(acc_test_global)
Global_Accuracy_Tracker[iter] = acc_test_global
Global_Loss_Tracker[iter] = loss_test_global
if iter > 0 & (Global_Loss_Tracker[iter-1] - Global_Loss_Tracker[iter] <= beta):
threshold = threshold - gamma
if threshold == 0.0:
threshold = 1.0
print("threshold decreased to", threshold)
workers_count = 0
SD_acc_full_distributed.append(acc_test_global)
SD_loss_full_ditributed.append(loss_test_global)
temp_w_locals = []
temp_workers_loss = np.empty(args.num_users)
temp_workers_accuracy = np.empty(args.num_users)
temp_workers_loss_test = np.empty(args.num_users)
temp_workers_loss_differenc = np.empty(args.num_users)
temp_workers_accuracy_differenc = np.empty(args.num_users)
flag = np.zeros(args.num_users)
list_of_random_workers_newfl = []
if iter < (args.epochs/2):
for key, value in dict_workers_index.items():
# print(value)
if key == iter:
list_of_random_workers_newfl = dict_workers_index[key]
else:
list_of_random_workers_newfl = random.sample(workers, m)
for idx in list_of_random_workers_newfl:
#print("train started")
# before starting train
temp_before = copy.deepcopy(net_glob)
# temp_before.load_state_dict(w)
temp_before.eval()
acc_test_local_before, loss_test_local_before = test_img(temp_before, valid_ds, args)
local = LocalUpdate(args=args, dataset=dataset_train, idxs=dict_users[idx])
w, loss = local.train(net=copy.deepcopy(net_glob).to(args.device))
#print(w)
#print("train completed")
#print("type of idx is ", type(temp_w_locals))
temp_w_locals.append(copy.deepcopy(w))
temp_workers_loss[idx] = copy.deepcopy(loss)
temp_after = copy.deepcopy(net_glob)
temp_after.load_state_dict(w)
temp_after.eval()
acc_test_local_after, loss_test_local_after = test_img(temp_after, valid_ds, args)
loss_workers_total[idx, iter] = loss_test_local_after
temp_workers_accuracy[idx] = acc_test_local_after
temp_workers_loss_test[idx] = loss_test_local_after
temp_workers_loss_differenc[idx] = loss_test_local_before - loss_test_local_after
temp_workers_accuracy_differenc[idx] = acc_test_local_after - acc_test_local_before
print("train finished")
while len(w_locals) < 1:
#print("recieving started")
index = 0
for idx in list_of_random_workers_newfl:
#print("acc is ", temp_workers_accuracy[idx])
# print(temp_workers_loss_differenc)
if workers_count >= m:
break
elif temp_workers_loss_differenc[idx] >= (threshold) \
and temp_workers_loss_differenc[idx] > 0 \
and flag[idx]==0:
print("Update Received")
w_locals.append(copy.deepcopy(temp_w_locals[index]))
#print(temp_w_locals[index])
loss_locals.append(temp_workers_loss[idx])
flag[idx] = 1
workers_count += 1
workers_participation[idx][iter] = 1
data_DCFL['round_{}'.format(iter)].append({
'C': args.frac,
'User ID': idx,
'Loss Train': loss_workers_total[idx, iter],
'Loss Test': temp_workers_loss[idx],
'Accuracy': temp_workers_accuracy[idx]
})
index += 1
if len(w_locals) < 1:
threshold = threshold / 2
if threshold == -np.inf:
threshold = 1
print("threshold increased to ", threshold)
# update global weights
w_glob = FedAvg(w_locals)
# copy weight to net_glob
net_glob.load_state_dict(w_glob)
#print("round completed")
loss_avg = sum(loss_locals) / len(loss_locals)
loss_train.append(loss_avg)
workers_percent_dist.append(workers_count/args.num_users)
counter_threshold_decrease[iter] = counter_threshold
print(iter, " round dist fl finished")
acc_test_final, loss_test_final = test_img(net_glob, dataset_test, args)
while_counter = loss_test_final
data_Global_DCFL["Round"].append(iter)
data_Global_DCFL["C"].append(args.frac)
data_Global_DCFL["Average Loss Train"].append(loss_avg)
data_Global_DCFL["Accuracy Test"].append(Global_Accuracy_Tracker[iter])
data_Global_DCFL["Average Loss Test"].append(Global_Loss_Tracker[iter])
data_Global_DCFL["Workers Number"].append(workers_count)
data_Global_DCFL["Large Test Loss"].append(float(loss_test_final))
data_Global_DCFL["Large Test Accuracy"].append(float(acc_test_final))
total_rounds_dcfl = iter
iter = iter + 1
#plot workers percent of participating
workers_percent_final = np.zeros(args.num_users)
workers_name = np.empty(args.num_users)
#print(workers_participation)
for i in range(len(workers_participation[:, 1])):
workers_percent_final[i] = sum(workers_participation[i, :])/args.epochs
workers_name[i] = i
workers_fraction_each_round_newFL = sum(workers_percent_final)/len(workers_percent_final)
# testing
#print("testing started")
net_glob.eval()
#print("train test started")
acc_train_final, loss_train_final = test_img(net_glob, dataset_train, args)
#print("train test finished")
acc_test_final, loss_test_final = test_img(net_glob, dataset_test, args)
acc_full_distributed.append(acc_test_final)
loss_full_ditributed.append(loss_test_final)
Final_LargeDataSetTest_DCFL["C"].append(args.frac)
Final_LargeDataSetTest_DCFL["Test Loss"].append(float(loss_test_final))
Final_LargeDataSetTest_DCFL["Test Accuracy"].append(float(acc_test_final))
Final_LargeDataSetTest_DCFL["Train Loss"].append(float(loss_train_final))
Final_LargeDataSetTest_DCFL["Train Accuracy"].append(float(acc_train_final))
Final_LargeDataSetTest_DCFL["Total Rounds"].append(int(total_rounds_dcfl))
variable_start = variable_start + while_counter
print("C is ", c_counter/10)
with open('CIFAR_100users_data_main_1229-2020.json', 'w') as outfile:
json.dump(data_main, outfile)
with open('CIFAR_100users_data_DCFL_1229-2020.json', 'w') as outfile:
json.dump(data_DCFL, outfile)
with open('CIFAR_100users_data_DCFL_Global_1229-2020.json', 'w') as outfile:
json.dump(data_Global_DCFL, outfile)
with open('CIFAR_100users_data_main_Global_1229-2020.json', 'w') as outfile:
json.dump(data_Global_main, outfile)
with open('Final-CIFAR_100users_data_main_Global_1229-2020.json', 'w') as outfile:
json.dump(Final_LargeDataSetTest_MainFL, outfile)
with open('Final-CIFAR_100users_data_DCFL_Global_1229-2020.json', 'w') as outfile:
json.dump(Final_LargeDataSetTest_DCFL, outfile)
return 1
local = LocalUpdate_fedmatch(args=args,
dataset_strong=dataset_train_strong,
dataset_weak=dataset_train_weak,
idxs=dict_users[idx],
idxs_labeled=dict_users_labeled[idx],
pseudo_label=pseudo_label)
w, loss = local.train(
net=copy.deepcopy(net_glob).to(args.device),
net_helper_1=copy.deepcopy(net_glob_helper_1).to(args.device),
net_helper_2=copy.deepcopy(net_glob_helper_2).to(args.device),
)
w_locals.append(copy.deepcopy(w))
loss_locals.append(copy.deepcopy(loss))
net_glob_valid.load_state_dict(w)
net_glob_valid.eval()
acc_valid, loss_valid = test_img(net_glob_valid, dataset_test,
args)
if acc_valid > best_w_acc[0]:
best_w_acc[1] = best_w_acc[0]
best_w_helper[1] = copy.deepcopy(best_w_helper[0])
best_w_acc[0] = acc_valid
best_w_helper[0] = copy.deepcopy(w)
elif acc_valid > best_w_acc[1]:
best_w_acc[1] = acc_valid
best_w_helper[1] = copy.deepcopy(w)
else:
pass
w_glob = FedAvg(w_locals)
net_glob.load_state_dict(w_glob)