def predict_canceled():
# make train & test same dimension
notinclude = ['ID', 'is_canceled', 'adr' , 'reservation_status' , 'reservation_status_date']
# should be preserved not be encode
notoneHot = ['lead_time', 'adults', 'children', 'babies', 'days', 'total_of_special_requests']
# redunancy info for predict canceled
drop_canceled = ['agent', 'country', 'arrival_date_week_number','stays_in_weekend_nights', 'stays_in_week_nights','date']
df = DataReader('train.csv', 'test.csv', notinclude, drop_canceled, notoneHot, [])
df.drop_encode()
train_y, train_x, test_x = df.getTrainTest_cancel_np()
sklearn(train_y,train_x,test_x)
# model = train(train_y, train_x)
# predict_canceled_forTest(model,test_x,df_Obj)
# model = svm_load_model('is_canceled_0.model')
# predict_canceled_forTest(model, test_x, df_Obj)
clf = load('sklearn_ada')
cancel_predict = clf.predict(test_x)
# test_cancel_label = []
# p = []
# with open ('Test_is_canceled_Label.txt', 'r') as f:
# line = f.readline()
# # print(line)
# test_cancel_label = line.split(' ')
#
# for i in test_cancel_label:
# if i == '0.0':
# p.append(0)
# elif i == '1.0':
# p.append(1)
# df.add_column_to_test(np.array(p))
#
# return np.array(p),df
return cancel_predict,df
def test(filename, depth, trees, replacement, sample, folds, verbosity, discretization):
reader = DataReader(discretization_level=discretization)
data_set = reader.read_csv(filename)
tree_creator = DecisionTreeCreator(gain, max_depth=depth)
forest_creator = RandomForestCreator(tree_creator, trees, with_replacement=replacement, sample_size=sample)
validator = CrossValidation(forest_creator, folds, verbosity_level=verbosity)
return validator.validate(data_set)
def generate_data(self):
data_path = "../tests/test.csv"
reader = DataReader()
list_of_dictionaries, headers = reader.read_csv(data_path)
data_converter = DataConverter("KOAC")
dataset = data_converter.convert_csv(data_path)
#streamer = DataStreamer()
#batch_size = 10
#batches = streamer.create_batches(dataset, batch_size)
return dataset
def generate_data(self):
data_path = "../tests/test.csv"
reader = DataReader()
list_of_dictionaries, headers = reader.read_csv(data_path)
data_converter = DataConverter("KOAC")
dataset = data_converter.convert_csv(data_path)
#streamer = DataStreamer()
#batch_size = 10
#batches = streamer.create_batches(dataset, batch_size)
return dataset
def train(**kwargs):
'''
训练
'''
# 根据命令行参数更新配置
opt._parse(kwargs)
vis = Visulizer(opt.env)
# step1: 模型
model = getattr(models, opt.model)()
if opt.load_model_path:
model.load(opt.load_model_path)
if opt.use_gpu:
model.cuda()
# step2: 数据
train_data = DataReader(opt.train_data_root, train=True)
val_data = DataReader(opt.train_data_root, train=False)
train_dataloader = DataLoader(
train_data,
opt.batch_size,
shuffle=True,
num_workers=opt.num_workers,
)
val_dataloader = DataLoader(
val_data,
opt.batch_size,
shuffle=False,
num_workers=opt.num_workers,
)
# step3: 目标函数和优化器
criterion = nn.CrossEntropyLoss()
lr = opt.lr
optimizer = t.optim.Adam(model.parameters(),
lr=lr,
weigth_decay=opt.weight_decay)
# step4：统计指标：平滑处理后的损失，还有混淆矩阵
loss_meter = meter.AverageValueMeter()
confusion_matrix = meter.ConfusionMeter(2)
previous_loss = 1e10
for epoch in range(opt.max_epoch):
pass
def start(self):
GPIO.setmode(GPIO.BCM)
GPIO.setwarnings(False)
GPIO.setup(LED_PIN, GPIO.OUT)
GPIO.setup(BUTTON_PIN, GPIO.IN, pull_up_down=GPIO.PUD_UP)
LightIndicator.turnOff()
self.data_reader = DataReader()
GPIO.add_event_detect(BUTTON_PIN,
GPIO.FALLING,
callback=self.toggle_read,
bouncetime=500)
while True:
time.sleep(0.5)
def plot_visualizer(classifier_name, subset1, subset2):
"""Plotter based on plot_irirs from lecture-gitHub
Args:
Classifier(string): knn or svc
subset1(string): Feature1 from csv
subset2(string): Feature1 from csv
"""
if (classifier_name == "knn"):
classifier = KNeighborsClassifier(n_neighbors=3)
if (classifier_name == "svc"):
classifier = SVC(gamma='scale')
dataset = "diabetes.csv"
df = DataReader(dataset)
cmap_light = ListedColormap(['#FFAAAA', '#AAFFAA', '#AAAAFF'])
cmap_bold = ListedColormap(['#FF0000', '#00FF00', '#0000FF'])
X = df.data_train[[subset1, subset2]]
y = df.target_train.values
#Setting pos/neg to 1/0
y = [0 if e == "neg" else 1 for e in y]
classifier.fit(X, y)
x_min, x_max = X[subset1].min() - 1, X[subset1].max() + 1
y_min, y_max = X[subset2].min() - 1, X[subset2].max() + 1
xx, yy = np.meshgrid(np.linspace(x_min, x_max, 300),
np.linspace(y_min, y_max, 300))
Z = classifier.predict(np.c_[xx.ravel(), yy.ravel()])
Z = Z.reshape(xx.shape)
pl.figure()
pl.pcolormesh(xx, yy, Z, cmap=cmap_light)
pl.scatter(X[subset1], X[subset2], c=y, cmap=cmap_bold)
pl.xlabel(subset1)
pl.ylabel(subset2)
pl.axis('tight')
savename = classifier_name + subset1 + subset2
pl.savefig("static/" + savename + ".png")
#pl.show()
data_test = df.data_test[[subset1, subset2]]
target_test = df.target_test.values
#Setting pos/neg to 1/0
target_test = [0 if e == "neg" else 1 for e in target_test]
target_pred = classifier.predict(data_test)
results = metrics.accuracy_score(target_test, target_pred)
return results
def main():
cube = img_as_float(DataReader.PaviauRaw().cube)
image = cube[:, :, [40, 17, 1]]
i_sp = image.shape
image = np.reshape(image, (-1, i_sp[-1]))
image = StandardScaler().fit_transform(image)
image = np.reshape(image, i_sp)
numSegments = 2500
num_sample = 3
num_epoch = 1000
train_csv = pd.read_csv("data/splitDataset/train/splitPavia_{}.csv".format(num_sample))
test_csv = pd.read_csv("data/splitDataset/test/splitPavia_{}.csv".format(num_sample))
training_set = train_csv.loc[:, ["row_0", "col_0", "label_0"]].to_numpy()
testing_set = test_csv.loc[:, ["row_0", "col_0", "label_0"]].to_numpy()
global_train_mask = getGlobalMask(DataReader.PaviauRaw().truth, training_set)
global_test_mask = getGlobalMask(DataReader.PaviauRaw().truth, testing_set)
segments, edge_index = getSuperpixelGraph(image, num_segments=numSegments, compactness=2.5, sigma=2)
train_mask, test_mask, y = getMaskAndLable(training_set, DataReader.PaviauRaw().truth, segments)
sp_feature = getSuperpixelFeature(DataReader.PaviauRaw().cube, segments)
device = torch.device('cuda' if torch.cuda.is_available() else 'cpu')
model = Net(103, 9).to(device)
# x = torch.Tensor(PCA(5).fit_transform(sp_feature))
x = torch.Tensor(sp_feature)
edge_index = torch.tensor(edge_index).t().contiguous()
showSuperpixel(image, segments)
data = Data(x=x, edge_index=edge_index, test_mask=test_mask, train_mask=train_mask, y=y)
data.test_mask = torch.tensor(test_mask)
data.train_mask = torch.tensor(train_mask)
data.y = torch.tensor(y)
data = data.to(device)
gpu_segments = torch.tensor(segments).flatten().to(device)
global_train_mask = torch.tensor(global_train_mask).to(device)
gpu_truth = torch.tensor(DataReader.PaviauRaw().truth, dtype=torch.long).flatten().to(device)
evaluate(model, gpu_truth, gpu_segments, global_test_mask)
import tensorflow as tf
import os
from model.net3d_model import net_3d
import config as cfg
import time
import numpy as np
from data import DataReader
reader = DataReader('val')
pointcloud_train, true_box_train = reader.provide(cfg.test_batch_size)
training = tf.placeholder(dtype=tf.bool, shape=[], name='training')
pointcloud = tf.placeholder(dtype=tf.float32,
shape=[None, cfg.pc_size, cfg.pc_channel],
name='pointclouds')
model = net_3d()
pred = model.inference(pointcloud, training)
box, score, cls = model.predict(pred)
config = tf.ConfigProto()
config.gpu_options.per_process_gpu_memory_fraction = 0.9 # maximun alloc gpu50% of MEM
config.gpu_options.allow_growth = True #allocate dynamically
saver = tf.train.Saver()
result = []
with tf.Session(config=config) as sess:
saver.restore(sess, tf.train.latest_checkpoint(cfg.model_dir))
graph = tf.get_default_graph()
coord = tf.train.Coordinator()
threads = tf.train.start_queue_runners(sess=sess, coord=coord)
for i in range(cfg.test_num):
start_time = time.time()
pointcloud_value, true_box_value = sess.run(
[pointcloud_train, true_box_train])
from crf_sequence_tagger import CRFSequenceTagger
from data import WordTokenizeCorpusReader, DataReader
from trainer import Trainer
corpus = DataReader.load_tagged_corpus(
"/home/anhv/.languageflow/datasets/VLSP2013-WTK/",
train_file="train.txt",
test_file="test.txt")
features = [
# word unigram and bigram and trigram
"T[-2]",
"T[-1]",
"T[0]",
"T[1]",
"T[2]",
"T[-2,-1]",
"T[-1,0]",
"T[0,1]",
"T[1,2]",
"T[-2,0]",
"T[-1,1]",
"T[0,2]",
"T[-2].lower",
"T[-1].lower",
"T[0].lower",
"T[1].lower",
"T[2].lower",
"T[-2,-1].lower",
"T[-1,0].lower",
import numpy as np
from sklearn.linear_model import SGDClassifier
from data import DataReader
from sklearn.neighbors import KNeighborsClassifier
from sklearn.svm import SVC
from sklearn import metrics
diabetes_reader = DataReader("diabetes.csv")
def fit(subset1, subset2, classifier="knn"):
data = diabetes_reader.data_train[[subset1, subset2]]
data_test = diabetes_reader.data_test[[subset1, subset2]]
target = diabetes_reader.target_train
target_test = diabetes_reader.target_test
if classifier == "knn":
knn = KNeighborsClassifier(n_neighbors=3)
knn.fit(data, np.ravel(target))
target_pred = knn.predict(data_test)
if classifier == "SVC":
logreg = SVC(gamma='scale')
logreg.fit(data, np.ravel(target))
print(np.ravel(target))
target_pred = logreg.predict(data_test)
results = metrics.accuracy_score(target_test, target_pred)
print(results)
from data import DataReader
bedfilename = ("/data/seq2seq-data/GM12878_cells/peak/macs2/overlap/"
"E116.GM12878_Lymphoblastoid_Cells.ENCODE.Duke_Crawford."
"DNase-seq.merged.20bp.filt.50m.pf.pval0.1.500000."
"naive_overlap.narrowPeak.gz")
referenceGenome = 'hg19'
flankLength = 400
fastaFname = "/data/seq2seq-data/hg19.fa"
bigwigFname = ("/data/seq2seq-data/GM12878_cells/signal/macs2/rep1/"
"E116.GM12878_Lymphoblastoid_Cells.ENCODE.Duke_Crawford."
"DNase-seq.merged.20bp.filt.50m.pf.fc.signal.bigwig")
reader = DataReader(bedfilename, referenceGenome, flankLength, fastaFname,
bigwigFname)
"""
Iterate over batches of size 20:
for _ in range(numBatches)
batchX, batchY = reader.getBatch(20)
doSomething(batchX, batchY)
"""
def main(args):
if (not args.do_train) and (not args.do_valid) and (not args.do_test):
raise ValueError('one of train/val/test mode must be choosed.')
if args.init_checkpoint:
override_config(args)
elif args.data_path is None:
raise ValueError('one of init_checkpoint/data_path must be choosed.')
if args.do_train and args.save_path is None:
raise ValueError('Where do you want to save your trained model?')
if args.save_path and not os.path.exists(args.save_path):
os.makedirs(args.save_path)
# Write logs to checkpoint and console
set_logger(args)
data_reader = DataReader(args.data_path)
num_entity = len(data_reader.entity_dict)
num_relation = len(data_reader.relation_dict)
logging.info('Model: {}'.format(args.model))
logging.info('Data Path: {}'.format(args.data_path))
logging.info('Num Entity: {}'.format(num_entity))
logging.info('Num Relation: {}'.format(num_relation))
logging.info('Num Train: {}'.format(len(data_reader.train_data)))
logging.info('Num Valid: {}'.format(len(data_reader.valid_data)))
logging.info('Num Test: {}'.format(len(data_reader.test_data)))
if args.model == 'ModE':
kge_model = ModE(num_entity, num_relation, args.hidden_dim, args.gamma)
elif args.model == 'HAKE':
kge_model = HAKE(num_entity, num_relation, args.hidden_dim, args.gamma, args.modulus_weight, args.phase_weight)
logging.info('Model Parameter Configuration:')
for name, param in kge_model.named_parameters():
logging.info('Parameter %s: %s, require_grad = %s' % (name, str(param.size()), str(param.requires_grad)))
kge_model = kge_model.cuda()
if args.do_train:
# Set training dataloader iterator
train_dataloader_head = DataLoader(
TrainDataset(data_reader, args.negative_sample_size, BatchType.HEAD_BATCH),
batch_size=args.batch_size,
shuffle=True,
num_workers=max(1, args.cpu_num // 2),
collate_fn=TrainDataset.collate_fn
)
train_dataloader_tail = DataLoader(
TrainDataset(data_reader, args.negative_sample_size, BatchType.TAIL_BATCH),
batch_size=args.batch_size,
shuffle=True,
num_workers=max(1, args.cpu_num // 2),
collate_fn=TrainDataset.collate_fn
)
train_iterator = BidirectionalOneShotIterator(train_dataloader_head, train_dataloader_tail)
# Set training configuration
current_learning_rate = args.learning_rate
optimizer = torch.optim.Adam(
filter(lambda p: p.requires_grad, kge_model.parameters()),
lr=current_learning_rate
)
warm_up_steps = args.max_steps // 2
if args.init_checkpoint:
# Restore model from checkpoint directory
logging.info('Loading checkpoint %s...' % args.init_checkpoint)
checkpoint = torch.load(os.path.join(args.init_checkpoint, 'checkpoint'))
init_step = checkpoint['step']
kge_model.load_state_dict(checkpoint['model_state_dict'])
if args.do_train:
current_learning_rate = checkpoint['current_learning_rate']
warm_up_steps = checkpoint['warm_up_steps']
optimizer.load_state_dict(checkpoint['optimizer_state_dict'])
else:
logging.info('Randomly Initializing %s Model...' % args.model)
init_step = 1
step = init_step
logging.info('Start Training...')
logging.info('init_step = %d' % init_step)
if not args.do_test:
logging.info('learning_rate = %d' % current_learning_rate)
logging.info('batch_size = %d' % args.batch_size)
logging.info('hidden_dim = %d' % args.hidden_dim)
logging.info('gamma = %f' % args.gamma)
logging.info('adversarial_temperature = %f' % args.adversarial_temperature)
if args.do_train:
training_logs = []
# Training Loop
for step in range(init_step, args.max_steps):
log = kge_model.train_step(kge_model, optimizer, train_iterator, args)
training_logs.append(log)
if step >= warm_up_steps:
if not args.no_decay:
current_learning_rate = current_learning_rate / 10
logging.info('Change learning_rate to %f at step %d' % (current_learning_rate, step))
optimizer = torch.optim.Adam(
filter(lambda p: p.requires_grad, kge_model.parameters()),
lr=current_learning_rate
)
warm_up_steps = warm_up_steps * 3
if step % args.save_checkpoint_steps == 0:
save_variable_list = {
'step': step,
'current_learning_rate': current_learning_rate,
'warm_up_steps': warm_up_steps
}
save_model(kge_model, optimizer, save_variable_list, args)
if step % args.log_steps == 0:
metrics = {}
for metric in training_logs[0].keys():
metrics[metric] = sum([log[metric] for log in training_logs]) / len(training_logs)
log_metrics('Training average', step, metrics)
training_logs = []
if args.do_valid and step % args.valid_steps == 0:
logging.info('Evaluating on Test Dataset...')
metrics = kge_model.test_step(kge_model, data_reader, ModeType.TEST, args)
log_metrics('Valid', step, metrics)
save_variable_list = {
'step': step,
'current_learning_rate': current_learning_rate,
'warm_up_steps': warm_up_steps
}
save_model(kge_model, optimizer, save_variable_list, args)
if args.do_valid:
logging.info('Evaluating on Valid Dataset...')
metrics = kge_model.test_step(kge_model, data_reader, ModeType.VALID, args)
log_metrics('Valid', step, metrics)
if args.do_test:
logging.info('Evaluating on Test Dataset...')
metrics = kge_model.test_step(kge_model, data_reader, ModeType.TEST, args)
log_metrics('Test', step, metrics)
test_mask[i] = False
return train_mask, test_mask, seg_y
if __name__ == "__main__":
print(os.getcwd())
# construct the argument parser and parse the arguments
# ap = argparse.ArgumentParser()
# ap.add_argument("-i", "--image", required = True, help = "Path to the image")
# args = vars(ap.parse_args())
# # load the image and convert it to a floating point data type
# image = img_as_float(io.imread(args["image"]))
# loop over the number of segments
image = img_as_float(DataReader.KSCRaw().cube)[:, :, [40, 17, 1]]
image = (image - np.min(image)) / (np.max(image) - np.min(image))
i_sp = image.shape
# apply SLIC and extract (approximately) the supplied number
# of segments
# paviau
image = img_as_float(DataReader.PaviauRaw().cube)[:, :, [100, 65, 3]]
image = (image - np.min(image)) / (np.max(image) - np.min(image))
i_sp = image.shape
# apply SLIC and extract (approximately) the supplied number
# of segments
numSegments = 2600
segments = slic(image,
n_segments=numSegments,
compactness=3,
import os
import pickle as pkl
from data import DataReader
dirname = 'AI2-ScienceQuestions-V2.1-Jan2018'
prefix = 'ElementarySchool'
trainPath = os.path.join(dirname, prefix, 'Elementary-NDMC-' + 'Train.jsonl')
testPath = os.path.join(dirname, prefix, 'Elementary-NDMC-' + 'Test.jsonl')
devPath = os.path.join(dirname, prefix, 'Elementary-NDMC-' + 'Dev.jsonl')
# reader = DataReader(trainPath, testPath, devPath)
reader = DataReader('/home/akshit/train.jsonl', testPath, devPath)
reader.createDataSet('Train')
reader.createDataSet('Dev')
reader.createDataSet('Test')
def train():
reader = DataReader(os.path.join(FLAGS.data_path, FLAGS.data_set), FLAGS.embedding_bag_size)
train_data = reader.train_dataset
eval_data = reader.dev_dataset
iterator = tf.data.Iterator.from_structure(train_data.output_types, train_data.output_shapes)
batch_data = iterator.get_next()
start = batch_data['start']
path = batch_data['path']
end = batch_data['end']
score = batch_data['score']
original_features = batch_data['original_features']
train_init_op = iterator.make_initializer(train_data)
eval_init_op = iterator.make_initializer(eval_data)
with tf.variable_scope("code2vec_model"):
opt = Option(reader)
train_model = Code2VecModel(start, path, end, score, original_features, opt)
train_op = utils.get_optimizer(FLAGS.optimizer, FLAGS.learning_rate).minimize(train_model.loss)
with tf.variable_scope('code2vec_model', reuse=True):
eval_opt = Option(reader, training=False)
eval_model = Code2VecModel(start, path, end, score, original_features, eval_opt)
session_conf = tf.ConfigProto(
allow_soft_placement=FLAGS.allow_soft_placement,
log_device_placement=FLAGS.log_device_placement)
with tf.Session(config=session_conf) as sess:
sess.run(tf.global_variables_initializer())
sess.run(tf.local_variables_initializer())
min_eval_loss = PriorityQueue(maxsize=3)
stable_min_loss = 0
for i in range(1000):
start_time = time.time()
train_loss, train_acc = evaluate(sess, train_model, batch_data, train_init_op, train_op)
eval_loss, eval_acc = evaluate(sess, eval_model, batch_data, eval_init_op)
eval_reg_loss, eval_reg_acc = evaluate(sess, train_model, batch_data, eval_init_op)
if not min_eval_loss.full():
min_eval_loss.put(-eval_loss)
stable_min_loss = 0
else:
k = min_eval_loss.get()
if k >= -eval_loss:
stable_min_loss += 1
else:
stable_min_loss = 0
min_eval_loss.put(max(k, -eval_loss))
if opt.classification > 0:
tf.logging.info(
'Epoch %2d: train-loss: %.5f (acc=%.2f), val-loss: %.5f (acc=%.2f), min-loss: %.5f, cost: %.4f s'
% (i + 1, train_loss, train_acc, eval_loss, eval_acc, float(-np.mean(min_eval_loss.queue)),
time.time() - start_time))
else:
tf.logging.info(
'Epoch %2d: train-loss: %.5f, val-reg: %.5f, val-loss: %.5f, min-loss: %.5f, cost: %.4f s, attention_orthogonal_penalty: %.4f, fusion_penalty: %4f, encoding_weight_L2: %4f'
% (i + 1, train_loss, eval_reg_loss, eval_loss, float(-np.mean(min_eval_loss.queue)),
time.time() - start_time, train_model.regularizations['attention_orthogonal_penalty'].eval(),
train_model.regularizations['fusion_penalty'].eval(),
train_model.regularizations['encoding_weight_L2'].eval()))
if stable_min_loss >= 5 and i >= 200: break
from ResnetFace import make_models
from keras.optimizers import Adam
from data import DataReader, TripletGenerator
import config
from os.path import join
'''
This fine-tuning is inspired by triplet loss function appeared in the FaceNet paper https://arxiv.org/abs/1503.03832
I replaced the VGG model with ResNet50 trained on VGGFace2.
'''
if __name__ == '__main__':
ResnetModel, TripletModel = make_models()
# train_data = DataReader(dir_images=config.path_LFW)
# train_data = LFWReader(dir_images=config.path_LFW)
train_data = DataReader(dir_images=config.train_data)
train_generator = TripletGenerator(train_data)
test_data = DataReader(dir_images=config.test_data)
test_generator = TripletGenerator(test_data)
# Set the numbers of trainable layers
for layer in ResnetModel.layers[-10:]:
print(layer.name)
layer.trainable = True
for layer in ResnetModel.layers[:-10]:
print(layer.name)
layer.trainable = False
# for layer in ResnetModel.layers:
# layer.trainable = True
import tensorflow as tf
import os
from model.net3d_model import net_3d
import config as cfg
import time
from data import DataReader
#prepare data
reader = DataReader('train')
pointcloud_train, true_box_train = reader.provide(cfg.batch_size)
model = net_3d()
yolo_out = [
int(cfg.pc_height / (8 * cfg.reso_height)),
int(cfg.pc_width / (8 * cfg.reso_width)), cfg.num_anchors,
10 + cfg.num_classes
]
training = tf.placeholder(dtype=tf.bool, shape=[], name='training')
pointcloud = tf.placeholder(dtype=tf.float32,
shape=[None, cfg.pc_size, cfg.pc_channel],
name='pointclouds')
true_box = tf.placeholder(
dtype=tf.float32,
shape=[None, yolo_out[0], yolo_out[1], yolo_out[2], yolo_out[3]],
name='labels')
pred_box = model.inference(pointcloud, training)
loss, xyz_t, abg_p = model.loss(pred_box, true_box, cfg.anchors, training=True)
global_step = tf.Variable(0, trainable=False, name='global_step')
#decayed_learning_rate = learning_rate * 0.1 ^ (global_step / 3000)
learning_rate = tf.train.exponential_decay(cfg.learning_rate, global_step,
3000, 0.1)
optimizer = tf.train.AdamOptimizer(learning_rate=learning_rate)
train_op = optimizer.minimize(loss=loss, global_step=global_step)
