forked from mindspore-Ecosystem/mindspore
68 lines
5.2 KiB
ReStructuredText
68 lines
5.2 KiB
ReStructuredText
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mindspore.dataset.vision.AutoAugmentPolicy
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==========================================
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.. py:class:: mindspore.dataset.vision.AutoAugmentPolicy
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不同数据集的自动增强策略。
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可能的枚举值包括：AutoAugmentPolicy.IMAGENET、AutoAugmentPolicy.CIFAR10、AutoAugmentPolicy.SVHN。
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每个策略包含25对增强操作。使用AutoAugment时，每个图像都会使用这些操作对中的一个随机转换。每对有2个不同的操作。下面显示了所有这些增强操作，包括操作名称及其概率和随机参数。
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- AutoAugmentPolicy.IMAGENET：ImageNet的数据集自动增强策略。
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.. code-block::
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Augmentation operations pair:
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[(("Posterize", 0.4, 8), ("Rotate", 0.6, 9)), (("Solarize", 0.6, 5), ("AutoContrast", 0.6, None)),
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(("Equalize", 0.8, None), ("Equalize", 0.6, None)), (("Posterize", 0.6, 7), ("Posterize", 0.6, 6)),
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(("Equalize", 0.4, None), ("Solarize", 0.2, 4)), (("Equalize", 0.4, None), ("Rotate", 0.8, 8)),
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(("Solarize", 0.6, 3), ("Equalize", 0.6, None)), (("Posterize", 0.8, 5), ("Equalize", 1.0, None)),
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(("Rotate", 0.2, 3), ("Solarize", 0.6, 8)), (("Equalize", 0.6, None), ("Posterize", 0.4, 6)),
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(("Rotate", 0.8, 8), ("Color", 0.4, 0)), (("Rotate", 0.4, 9), ("Equalize", 0.6, None)),
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(("Equalize", 0.0, None), ("Equalize", 0.8, None)), (("Invert", 0.6, None), ("Equalize", 1.0, None)),
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(("Color", 0.6, 4), ("Contrast", 1.0, 8)), (("Rotate", 0.8, 8), ("Color", 1.0, 2)),
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(("Color", 0.8, 8), ("Solarize", 0.8, 7)), (("Sharpness", 0.4, 7), ("Invert", 0.6, None)),
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(("ShearX", 0.6, 5), ("Equalize", 1.0, None)), (("Color", 0.4, 0), ("Equalize", 0.6, None)),
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(("Equalize", 0.4, None), ("Solarize", 0.2, 4)), (("Solarize", 0.6, 5), ("AutoContrast", 0.6, None)),
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(("Invert", 0.6, None), ("Equalize", 1.0, None)), (("Color", 0.6, 4), ("Contrast", 1.0, 8)),
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(("Equalize", 0.8, None), ("Equalize", 0.6, None))]
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- AutoAugmentPolicy.CIFAR10：Cifar10的数据集自动增强策略。
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.. code-block::
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Augmentation operations pair:
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[(("Invert", 0.1, None), ("Contrast", 0.2, 6)), (("Rotate", 0.7, 2), ("TranslateX", 0.3, 9)),
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(("Sharpness", 0.8, 1), ("Sharpness", 0.9, 3)), (("ShearY", 0.5, 8), ("TranslateY", 0.7, 9)),
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(("AutoContrast", 0.5, None), ("Equalize", 0.9, None)), (("ShearY", 0.2, 7), ("Posterize", 0.3, 7)),
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(("Color", 0.4, 3), ("Brightness", 0.6, 7)), (("Sharpness", 0.3, 9), ("Brightness", 0.7, 9)),
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(("Equalize", 0.6, None), ("Equalize", 0.5, None)), (("Contrast", 0.6, 7), ("Sharpness", 0.6, 5)),
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(("Color", 0.7, 7), ("TranslateX", 0.5, 8)), (("Equalize", 0.8, None), ("Invert", 0.1, None)),
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(("TranslateY", 0.4, 3), ("Sharpness", 0.2, 6)), (("Brightness", 0.9, 6), ("Color", 0.2, 8)),
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(("Solarize", 0.5, 2), ("Invert", 0.0, None)), (("TranslateY", 0.9, 9), ("TranslateY", 0.7, 9)),
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(("Equalize", 0.2, None), ("Equalize", 0.6, None)), (("Color", 0.9, 9), ("Equalize", 0.6, None)),
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(("AutoContrast", 0.8, None), ("Solarize", 0.2, 8)), (("Brightness", 0.1, 3), ("Color", 0.7, 0)),
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(("Solarize", 0.4, 5), ("AutoContrast", 0.9, None)),
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(("AutoContrast", 0.9, None), ("Solarize", 0.8, 3)),
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(("TranslateY", 0.7, 9), ("AutoContrast", 0.9, None)),
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(("Equalize", 0.3, None), ("AutoContrast", 0.4, None)),
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(("Equalize", 0.2, None), ("AutoContrast", 0.6, None))]
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- AutoAugmentPolicy.SVHN：SVHN的数据集自动增强策略。
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.. code-block::
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Augmentation operations pair:
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[(("ShearX", 0.9, 4), ("Invert", 0.2, None)), (("ShearY", 0.9, 8), ("Invert", 0.7, None)),
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(("Equalize", 0.6, None), ("Solarize", 0.6, 6)), (("Invert", 0.9, None), ("Equalize", 0.6, None)),
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(("Equalize", 0.6, None), ("Rotate", 0.9, 3)), (("ShearX", 0.9, 4), ("AutoContrast", 0.8, None)),
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(("ShearY", 0.9, 8), ("Invert", 0.4, None)), (("ShearY", 0.9, 5), ("Solarize", 0.2, 6)),
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(("Invert", 0.9, None), ("AutoContrast", 0.8, None)), (("Equalize", 0.6, None), ("Rotate", 0.9, 3)),
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(("ShearX", 0.9, 4), ("Solarize", 0.3, 3)), (("ShearY", 0.8, 8), ("Invert", 0.7, None)),
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(("Equalize", 0.9, None), ("TranslateY", 0.6, 6)), (("Invert", 0.9, None), ("Equalize", 0.6, None)),
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(("Contrast", 0.3, 3), ("Rotate", 0.8, 4)), (("Invert", 0.8, None), ("TranslateY", 0.0, 2)),
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(("ShearY", 0.7, 6), ("Solarize", 0.4, 8)), (("Invert", 0.6, None), ("Rotate", 0.8, 4)),
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(("ShearY", 0.3, 7), ("TranslateX", 0.9, 3)), (("ShearX", 0.1, 6), ("Invert", 0.6, None)),
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(("Solarize", 0.7, 2), ("TranslateY", 0.6, 7)), (("ShearY", 0.8, 4), ("Invert", 0.8, None)),
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(("ShearX", 0.7, 9), ("TranslateY", 0.8, 3)), (("ShearY", 0.8, 5), ("AutoContrast", 0.7, None)),
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(("ShearX", 0.7, 2), ("Invert", 0.1, None))]
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