データ拡張用の 10 の Python ライブラリ

import Augmentor  p = Augmentor.Pipeline("path/to/your/images") p.rotate(probability=0.7, max_left_rotatinotallow=25, max_right_rotatinotallow=25) p.flip_left_right(probability=0.5) p.sample(100)

import albumentations as A  transform = A.Compose([A.RandomRotate90(),A.HorizontalFlip(),A.RandomBrightnessContrast(), ]) augmented_image = transform(image=image)["image"]

import imgaug.augmenters as iaa  augmenter = iaa.Sequential([iaa.Fliplr(0.5),iaa.Sometimes(0.5, iaa.GaussianBlur(sigma=(0, 2.0))),iaa.ContrastNormalization((0.5, 2.0)), ]) augmented_image = augmenter.augment_image(image)

import nlpaug.augmenter.word as naw  aug = naw.ContextualWordEmbsAug(model_path='bert-base-uncased', actinotallow="insert") augmented_text = aug.augment("This is a sample text.")

from imgaug import augmenters as iaa  seq = iaa.Sequential([iaa.Fliplr(0.5),iaa.Sometimes(0.5, iaa.GaussianBlur(sigma=(0, 2.0))),iaa.ContrastNormalization((0.5, 2.0)), ]) augmented_image = seq(image=image)

from textattack.augmentation import WordNetAugmenter  augmenter = WordNetAugmenter() augmented_text = augmenter.augment("The quick brown fox")

from taae import SynonymAugmenter  augmenter = SynonymAugmenter() augmented_text = augmenter.augment("This is a test sentence.")

import audiomentations as A  augmenter = A.Compose([A.PitchShift(),A.TimeStretch(),A.AddBackgroundNoise(), ]) augmented_audio = augmenter(samples=audio_data, sample_rate=sample_rate)

from ImageDataAugmentor.image_data_augmentor import * import tensorflow as tf  datagen = ImageDataAugmentor(augment=augmentor,preprocess_input=None, ) train_generator = datagen.flow_from_directory("data/train", batch_size=32, class_mode="binary")

from tensorflow.keras.preprocessing.image import ImageDataGenerator  datagen = ImageDataGenerator(rotation_range=40,width_shift_range=0.2,height_shift_range=0.2,shear_range=0.2,zoom_range=0.2,horizontal_flip=True,fill_mode="nearest", ) augmented_images = datagen.flow_from_directory("data/train", batch_size=32)