def representative_data_gen():
found = 0
samples = 10
dn = sys.argv[3]
for fn in os.listdir(dn):
if not fn.endswith('.jpg'):
continue
print("Reading calibration image {}".format(fn))
fn = os.path.join(dn, fn)
img = image.load_img(fn, target_size=(width, height))
x = image.img_to_array(img)
x = np.expand_dims(x, axis=0)
x = preprocess_input(x)
found += 1
yield [x]
if found >= samples:
break
if found < samples:
raise ValueError("Failed to read %d calibration sample images" %
samples)
def preprocess_single_img(filepath,
rotation=0,
show=False,
crop=True,
dim=(224, 224),
preprocess_function=None):
'''
Preprocesses a single image, given the full path to the image
'''
img = load_img(filepath)
img_array = img_to_array(img, dtype='float32')
orig_img_size = img_array.shape
rotated = rotate_image(img_array, angle=rotation, show=show, crop=crop)
img_res = cv2.resize(rotated, dim)
img_res = img_res / 255.
img_processed = array_to_img(img_res)
if preprocess_function is not None:
img_processed = preprocess_input(img_processed)
return [img_processed, orig_img_size]
def process_path(file_path):
print(file_path)
file = read_file(file_path)
file = image.decode_jpeg(file, channels=3)
file = cast(file, float32)
file = preprocess_input(file)
file = image.resize(file, [ROW, COL])
return file
def is_good_quality(im):
"""
Given an image (as a np tensor), return True if it is of a good quality, False otherwise
:param im: a np tensor 1x256x256x3
:return: True if the image is of a good quality, False otherwise
"""
im_copy = im.copy()
pred = QualityChecker.__classification_model.predict(preprocess_input(im_copy))
return pred[0][0] > config.QUALITYCHECKER_THRESHOLD
def crop_image(image, boxes, resize=None, save_path=None):
images = list(map(lambda b : image[b[1]:b[3], b[0]:b[2]], boxes))
if str(type(resize)) == "<class 'tuple'>":
try:
images = list(map(lambda i: preprocess_input(cv2.resize(i, dsize=resize, interpolation=cv2.INTER_LINEAR)), images))
except Exception as e:
print(str(e))
return images
def img_preprocess(main_boxes, empty_boxes, img):
resize = (224, 224)
image = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
for index, boxes in enumerate([main_boxes, empty_boxes]):
each_column = list(map(lambda j : image[j[1]:j[3],j[0]:j[2]], boxes))
try:
# main
if index == 0:
main_images = list(map(lambda j : cv2.resize(j, resize), each_column))
main_images = list(map(lambda j : preprocess_input(j), main_images))
# empty
else:
empty_images = list(map(lambda j : cv2.resize(j, resize), each_column))
empty_images = list(map(lambda j : preprocess_input(j), empty_images))
except Exception as e:
print(e)
return main_images, empty_images
def bin_pred():
data = request.get_json(force=True)
img_url = data[0]['url']
image = url_to_image(img_url)
result = binary_model.predict(
efficientnet.preprocess_input(image).reshape(1, 224, 224, 3))
print(result)
prediction = result > 0.5
print(prediction)
return f"{prediction[0]}"
def make_single_batch(image_path):
total_images = sorted(glob.glob(os.path.join(image_path,'*.jpg')))
main_final = []
for img in total_images:
frame = cv2.imread(img)
frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
frame = preprocess_input(cv2.resize(frame, dsize=(224,224), interpolation=cv2.INTER_LINEAR))
#main_final = main_final + frame
main_final.append(frame)
print(len(main_final))
main_final = np.array(main_final)
return main_final
def map_decode_fn(images):
images = tf.io.decode_jpeg(images)
images = tf.image.resize(images,
(MLConfig.INPUT_WIDTH, MLConfig.INPUT_HEIGHT),
method="nearest")
images.set_shape((MLConfig.INPUT_WIDTH, MLConfig.INPUT_HEIGHT, 3))
images = tf.cast(images, tf.float32)
if MLConfig.BACKBONE == "resnet":
images = resnet_v2.preprocess_input(images)
elif MLConfig.BACKBONE == "efficientnet":
images = efficientnet.preprocess_input(images)
else:
raise ValueError()
return tf.cast(images, tf.float32)
def classify(path_to_model, test_img_dir):
x=[]
result = {}
model = load_model(path_to_model)
onlyfiles = [f for f in listdir(test_img_dir) if isfile(join(test_img_dir, f))] # get only files from input directory
for fname in onlyfiles:
img = image.load_img(join(test_img_dir,fname), target_size=(image_size, image_size))
img = image.img_to_array(img)
img = preprocess_input(img)
img = np.expand_dims(img, 0)
y_prob = model.predict(img, batch_size=1)
if y_prob[0][0] >= 0.5:
result[fname] = 'male'
else:
result[fname] = 'female'
with open('./process_results.json', 'w') as fp: #save dict as json
json.dump(result, fp)
def post(self):
imgb64 = request.get_json()['content']
file_path = 'uploads/tmp.jpg'
with open(file_path, 'wb') as f:
f.write(base64.b64decode(imgb64))
IMG_SIZE = 224
try:
img = cv2.resize(cv2.imread(file_path), (IMG_SIZE, IMG_SIZE))
resized_img = np.expand_dims(img, axis=0)
proc_img = preprocess_input(resized_img)
os.remove(file_path)
except:
return {'message': "Invalid image"}, 400
prop = model.predict(proc_img)
dict_result = {}
for i, label in enumerate(self.label_names):
dict_result[label] = round(float(prop[0][i]), 5)
return {'probabilities': dict_result}
submission = pd.read_csv('c:/LPD_competition/sample.csv')
# mob = MobileNet(
# include_top=False,
# input_shape=(128, 128, 3)
# )
eff = EfficientNetB4(include_top=False, input_shape=(128, 128, 3))
# mob.trainable = True
eff.trainable = True
batch_size = 16
epochs = len(x) // batch_size
x = preprocess_input(x)
test = preprocess_input(test)
count = 0
results = 0
for train_index, val_index in kf.split(x, y):
print(str(count) + ' 번째 훈련 시작')
x_train = x[train_index]
x_val = x[val_index]
y_train = y[train_index]
y_val = y[val_index]
# train_set = datagen.flow(
# x_train, y_train,
# batch_size = batch_size
from tensorflow.keras.callbacks import ModelCheckpoint, EarlyStopping, ReduceLROnPlateau
from tensorflow.keras.models import Model, load_model
from tensorflow.keras.layers import GlobalAveragePooling2D, Flatten, BatchNormalization, Dense, Activation, Dropout
import pandas as pd
from tensorflow.keras.callbacks import EarlyStopping, ReduceLROnPlateau
from tensorflow.keras.applications import VGG19, MobileNet, ResNet101, EfficientNetB7, EfficientNetB2
from tensorflow.keras.optimizers import Adam, SGD
from tqdm import tqdm
#데이터 지정 및 전처리
x = np.load("C:/LPD_competition/npy/P_project_x4.npy", allow_pickle=True)
x_pred = np.load('C:/LPD_competition/npy/test.npy', allow_pickle=True)
y = np.load("C:/LPD_competition/npy/P_project_y4.npy", allow_pickle=True)
# print(x.shape, x_pred.shape, y.shape) #(48000, 128, 128, 3) (72000, 128, 128, 3) (48000, 1000)
x = preprocess_input(x) # (48000, 255, 255, 3)
x_pred = preprocess_input(x_pred) #
idg = ImageDataGenerator(
# rotation_range=10, acc 하락
width_shift_range=(-1, 1),
height_shift_range=(-1, 1),
rotation_range=40,
# shear_range=0.2) # 현상유지
zoom_range=0.2,
horizontal_flip=False,
fill_mode='nearest')
idg2 = ImageDataGenerator()
x_train, x_valid, y_train, y_valid = train_test_split(x,
db.connect.commit()
train_value = df['2020-09-01' > df['date']]
x_train = train_value.iloc[:, 1:-1].astype('int64')
y_train = train_value['value'].astype('int64').to_numpy()
test_value = df1[df1['date'] >= '2020-09-01']
x_pred = test_value.iloc[:, 1:-1].astype('int64')
y_pred = test_value['value'].astype('int64').to_numpy()
x_train = pd.get_dummies(x_train, columns=["category", "dong"]).to_numpy()
x_pred = pd.get_dummies(x_pred, columns=["category", "dong"]).to_numpy()
x_train = preprocess_input(x_train) #
x_pred = preprocess_input(x_pred) #
def RMSE(y_test, y_predict):
return np.sqrt(mean_squared_error(y_test, y_predict))
x_train, x_val, y_train, y_val = train_test_split(x_train,
y_train,
train_size=0.9,
random_state=77,
shuffle=True)
# x_train = x_train.reshape(38833, 38, 28, 3)
print(x_train.shape, x_val.shape,
x_pred.shape) # (3124915, 42) (347213, 42) (177408, 42)
from tensorflow.keras.layers import GlobalAveragePooling2D, Flatten, BatchNormalization, Dense, Activation
from tensorflow.python.keras.applications.efficientnet import EfficientNetB7
SEED = 66
IMAGE_SIZE = (128, 128, 3)
EPOCH = 50
OPTIMIZER = Adam(learning_rate=1e-3)
#data load
x = np.load("C:/LPD_competition/npy/150project_x.npy", allow_pickle=True)
y = np.load("C:/LPD_competition/npy/150project_y.npy", allow_pickle=True)
x_pred = np.load('C:/LPD_competition/npy/150test.npy', allow_pickle=True)
print(x_pred.shape)
x = preprocess_input(x)
x_pred = preprocess_input(x_pred)
idg = ImageDataGenerator(width_shift_range=(-1, 1),
height_shift_range=(-1, 1),
shear_range=0.2,
zoom_range=0.1)
idg2 = ImageDataGenerator()
idg3 = ImageDataGenerator(width_shift_range=(-1, 1),
height_shift_range=(-1, 1),
shear_range=0.2,
zoom_range=0.1)
# y = np.argmax(y, axis=1)
import pandas as pd
import tensorflow as tf
print("GPUs: ", len(tf.config.experimental.list_physical_devices('GPU')))
x = np.load('../../data/npy/train_x_224_40.npy', allow_pickle=True)
y = np.load('../../data/npy/train_y_224_40.npy', allow_pickle=True)
target = np.load('../../data/npy/predict_x_224_40.npy', allow_pickle=True)
print(x.shape)
print(y.shape)
print(target.shape)
#generagtor
from tensorflow.keras.applications.efficientnet import preprocess_input
x = preprocess_input(x)
target = preprocess_input(target)
idg = ImageDataGenerator(zoom_range=0.2,
height_shift_range=(-1, 1),
width_shift_range=(-1, 1),
rotation_range=40)
idg2 = ImageDataGenerator()
from sklearn.model_selection import train_test_split
x_train, x_val, y_train, y_val = train_test_split(x,
y,
train_size=0.9,
random_state=66,
shuffle=True)
# seed=23
# )
# val_set = datagen2.flow(
# x_val, y_val,
# batch_size=batch_size,
# seed=23
# )
# test_set = datagen2.flow(
# x_test, y_test,
# batch_size=batch_size,
# seed=23
# )
x_train = preprocess_input(x_train)
x_val = preprocess_input(x_val)
x_test = preprocess_input(x_test)
test = preprocess_input(test)
print(test.shape)
# 모델
x = eff.output
x = GlobalAveragePooling2D()(x)
x = Dropout(0.3)(x)
x = Dense(128)(x)
x = Activation('relu')(x)
x = GaussianDropout(0.4)(x)
def main(
root_dir: str,
split: str,
input_shape: Tuple[int, int, int],
n_classes: int,
margin: float,
scale: float,
embedding_dimension: int,
momentum: float,
weight_decay: float,
batch_size: int,
epochs: int,
seed: int,
model_path: str,
precision_policy: Optional[str] = None,
**kwargs,
):
set_gpu_memory_growth()
if precision_policy is None:
precision_policy = "float32"
policy = tf.keras.mixed_precision.Policy(precision_policy)
tf.keras.mixed_precision.set_global_policy(policy)
read_config = tfds.ReadConfig(shuffle_seed=seed)
builder = tfds.ImageFolder(root_dir)
ds: tf.data.Dataset = builder.as_dataset(
split=split,
batch_size=batch_size,
shuffle_files=True,
decoders={"label": onehot_encoding(depth=n_classes)},
read_config=read_config,
as_supervised=True,
)
height, width, n_channels = input_shape
data_augmentation = tf.keras.Sequential([
RandomRotation(factor=0.05, fill_mode="nearest", seed=seed),
RandomTranslation(height_factor=0.1,
width_factor=0.1,
fill_mode="wrap",
seed=seed),
RandomZoom(height_factor=0.1, fill_mode="reflect", seed=seed),
RandomContrast(factor=0.1, seed=seed),
CenterCrop(height=height, width=width),
])
ds = (ds.map(lambda x, y: (preprocess_input(x), y),
num_parallel_calls=AUTOTUNE).map(
lambda x, y: (data_augmentation(x), y),
num_parallel_calls=AUTOTUNE).unbatch())
valid_size = 1000
valid_ds = ds.take(valid_size).batch(batch_size).prefetch(AUTOTUNE)
train_ds = (ds.skip(valid_size).shuffle(buffer_size=100000).batch(
batch_size, drop_remainder=True).prefetch(AUTOTUNE))
model = create_model(
input_shape=input_shape,
n_classes=n_classes,
embedding_dimension=embedding_dimension,
weights_decay=weight_decay,
use_pretrain=False,
)
optimizer = tf.keras.optimizers.SGD(momentum=momentum)
model_checkpoint = ModelCheckpoint(
# "./model/weights.{epoch:03d}-{val_loss:.3f}.hdf5",
model_path,
monitor="val_loss",
save_best_only=True,
)
def scheduler(epoch, lr):
if epoch < 30:
return 1e-1
elif epoch < 60:
return 1e-2
elif epoch < 90:
return 1e-3
else:
return 1e-4
lr_scheduler = tf.keras.callbacks.LearningRateScheduler(scheduler)
tensorboard_callback = tf.keras.callbacks.TensorBoard(histogram_freq=1)
model.compile(
optimizer=optimizer,
loss=ClippedValueLoss(
loss_func=AdditiveAngularMarginLoss(
loss_func=tf.keras.losses.CategoricalCrossentropy(),
margin=margin,
scale=scale,
dtype=policy.compute_dtype,
),
x_min=tf.keras.backend.epsilon(),
x_max=1.0,
),
metrics=[tf.keras.metrics.CategoricalAccuracy()],
)
model.fit(
train_ds,
batch_size=batch_size,
epochs=epochs,
validation_data=valid_ds,
callbacks=[
model_checkpoint,
lr_scheduler,
tensorboard_callback,
],
verbose=1,
)
from sklearn.model_selection import StratifiedKFold, KFold
from keras import Sequential
from keras.layers import *
from keras.callbacks import EarlyStopping, ModelCheckpoint, ReduceLROnPlateau
from keras.optimizers import Adam,SGD
from sklearn.model_selection import train_test_split
from tensorflow.keras.applications import EfficientNetB4
from tensorflow.keras.applications.efficientnet import preprocess_input
#데이터 지정 및 전처리
x = np.load("../../data/npy/P_project_x8.npy",allow_pickle=True)
y = np.load("../../data/npy/P_project_y8.npy",allow_pickle=True)
x = preprocess_input(x) # (96000, 128, 128, 3)
idg = ImageDataGenerator(
width_shift_range=(-1,1),
height_shift_range=(-1,1),
rotation_range=40,
zoom_range=0.2,
fill_mode='nearest')
idg2 = ImageDataGenerator()
'''
- rotation_range: 이미지 회전 범위 (degrees)
- width_shift, height_shift: 그림을 수평 또는 수직으로 랜덤하게 평행 이동시키는 범위
(원본 가로, 세로 길이에 대한 비율 값)
def preprocess_image(img, target_height, target_width):
img = tf.image.resize(img, (target_height, target_width))
img = preprocess_input(img)
return img
from tensorflow.keras.applications import EfficientNetB0
from tensorflow.keras.applications.efficientnet import preprocess_input
from tensorflow.keras.layers import Dense, Flatten
from tensorflow.keras.models import Sequential, load_model
from tensorflow.keras.datasets import cifar10
(x_train, y_train), (x_test, y_test) = cifar10.load_data()
y_train = y_train.reshape(y_train.shape[0], )
y_test = y_test.reshape(y_test.shape[0], )
x_train = preprocess_input(x_train)
x_test = preprocess_input(x_test)
x_train = x_train.astype('float32') / 255. # 전처리
x_test = x_test.astype('float32') / 255. # 전처리
vgg19 = EfficientNetB0(weights='imagenet',
include_top=False,
input_shape=(32, 32, 3))
vgg19.trainable = True
# OneHotEncoding
from sklearn.preprocessing import OneHotEncoder
y_train = y_train.reshape(-1, 1)
y_test = y_test.reshape(-1, 1)
ohencoder = OneHotEncoder()
ohencoder.fit(y_train)
y_train = ohencoder.transform(y_train).toarray()
y_test = ohencoder.transform(y_test).toarray()
#model = ResNet50(weights='imagenet')
#model = EfficientNetB0(
#model = tf.keras.applications.EfficientNetB0(
model = EfficientNetB0(weights=None, input_shape=(96, 96, 3), classes=10)
checkpoint_path = "training_1/cp.ckpt"
checkpoint_dir = os.path.dirname(checkpoint_path)
latest = tf.train.latest_checkpoint(checkpoint_dir)
print(latest)
model.load_weights(latest)
print(model.summary())
train_images = preprocess_input(train_images)
model.compile(optimizer='adam',
loss='sparse_categorical_crossentropy',
metrics=['accuracy'])
# 체크포인트 콜백 만들기
cp_callback = tf.keras.callbacks.ModelCheckpoint(checkpoint_path,
save_weights_only=True,
verbose=1)
#model.fit(train_images, train_labels, epochs=30,
# validation_data = (test_images,test_labels),
# callbacks = [cp_callback]
# )
'''
st.sidebar.write('\n')
if st.sidebar.button("Click Here to Classify"):
if uploaded_file is None:
st.sidebar.write("Please upload an Image to Classify")
else:
with st.spinner('Classifying ...'):
try:
image = np.asarray(u_img)
if image.shape[2] == 4:
image = image[:, :, :3]
img_pixels = preprocess_input(image)
img_pixels = cv2.resize(img_pixels, (256, 256))
img_pixels = np.expand_dims(img_pixels, axis=0)
img_pixels_tensor = tf.convert_to_tensor(img_pixels, dtype=tf.int32)
sl_preds = predict_sleeve_length(img_pixels_tensor)
dl_preds = predict_dress_length(img_pixels_tensor)
sl_prediction = np.argmax(sl_preds)
dl_prediction = np.argmax(dl_preds)
st.success('Done!')
st.sidebar.header("Algorithm Predicts: ")
sl_probability = "{:.3f}".format(float(sl_preds[0][sl_prediction] * 100))
dl_probability = "{:.3f}".format(float(dl_preds[0][dl_prediction] * 100))
st.sidebar.write(f'Predicted sleeve length: **{sl_classes[sl_prediction]}**')
st.sidebar.write('\n')
st.sidebar.write('Probability: ', sl_preds[0][sl_prediction] * 100, '%')
st.sidebar.write('\n')
#from tensorflow.keras.applications.resnet50 import ResNet50
from tensorflow.keras.applications.efficientnet import EfficientNetB0
from tensorflow.keras.preprocessing import image
#from tensorflow.keras.applications.resnet50 import preprocess_input, decode_predictions
from tensorflow.keras.applications.efficientnet import preprocess_input, decode_predictions
import numpy as np
#model = ResNet50(weights='imagenet')
#model = EfficientNetB0(
#model = tf.keras.applications.EfficientNetB0(
model = EfficientNetB0(
weights='imagenet'
)
print(model.summary())
#img_path = 'elephant.jpg'
img_path = 'dog.jpg'
img = image.load_img(img_path, target_size=(224, 224))
x = image.img_to_array(img)
x = np.expand_dims(x, axis=0)
x = preprocess_input(x)
preds = model.predict(x)
# 결과를 튜플의 리스트(클래스, 설명, 확률)로 디코딩합니다
# (배치 내 각 샘플 당 하나의 리스트)
print('Predicted:', decode_predictions(preds, top=3)[0])
# 예측결과: [(u'n02504013', u'Indian_elephant', 0.82658225), (u'n01871265', u'tusker', 0.1122357), (u'n02504458', u'African_elephant', 0.061040461)]
print(len(preds[0]))
'total_count': 13}
front_len = 3
#num = 2
main_model = tf.keras.models.load_model('./models/cls/ciga_v1.h5')
image = cv2.imread(info['image_name'])
image = cv2.resize(image, (960, 960))
images = crop_image(image, info['section_1']['front_corr'], (224, 224))
ori_images = crop_image(image, info['section_1']['front_corr'], (0, 0))
for num in range(front_len):
img = np.expand_dims(images[num], axis=0)
img = preprocess_input(img)
main_pred = main_model.predict(img)
rst = CLASS_NAMES[np.argmax(main_pred)]
if rst == 'bottom':
rst = BarCode(ori_images[num]).decode()
os.system('clear')
print(rst)
cv2.namedWindow('ddd', cv2.WINDOW_NORMAL)
cv2.resizeWindow('ddd', 960,960)
cv2.imshow('ddd',images[num])
#cv2.imshow('ddda',cv2.cvtColor(main_final[0], cv2.COLOR_BGR2RGB))
