问题描述
我正在运行以下示例:
https://keras.io/examples/nlp/text_classification_with_transformer/
inputs = layers.Input(shape=(maxlen,))
embedding_layer = TokenAndPositionEmbedding(maxlen,vocab_size,embed_dim)
x = embedding_layer(inputs)
transformer_block = TransformerBlock(embed_dim,num_heads,ff_dim)
x = transformer_block(x,training=True)
x = layers.GlobalAveragePooling1D()(x)
x = layers.Dropout(0.1)(x)
x = layers.Dense(20,activation="relu")(x)
x = layers.Dropout(0.1)(x)
outputs = layers.Dense(2,activation="softmax")(x)
model = keras.Model(inputs=inputs,outputs=outputs)
"""
## Train and Evaluate
"""
model.compile("adam","sparse_categorical_crossentropy",metrics=["accuracy"])
history = model.fit(
x_train,y_train,batch_size=1024,epochs=1,validation_data=(x_val,y_val)
)
model.save('SPAM.h5')
如何在Keras中正确保存和加载此类自定义模型?
我尝试过
best_model=tf.keras.models.load_model('SPAM.h5')
ValueError: UnkNown layer: TokenAndPositionEmbedding
best_model=tf.keras.models.load_model('SPAM.h5',custom_objects={"TokenAndPositionEmbedding": TokenAndPositionEmbedding()})
TypeError: __init__() missing 3 required positional arguments:
'maxlen','vocab_size',and 'embed_dim'
通过类也无法解决。
best_model=tf.keras.models.load_model('SPAM.h5',custom_objects={"TokenAndPositionEmbedding": TokenAndPositionEmbedding})
TypeError: __init__() got an unexpected keyword argument 'name'
best_model=tf.keras.models.load_model('SPAM.h5',{"TokenAndPositionEmbedding":
TokenAndPositionEmbedding,'TransformerBlock':TransformerBlock,'MultiHeadSelfAttention':MultiHeadSelfAttention})
解决方法
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