实验过程中的问题

1.报错：
MemoryError: Unable to allocate 1.77 GiB for an array with shape (90570, 2623) and data type float64
解决1

解决2: python–MemoryError: Unable to allocate array with shape
----> Process finished with exit code 137 (interrupted by signal 9: SIGKILL)

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pip install tensorflow-gpu==1.13.1 -i http://mirrors.aliyun.com/pypi/simple/ --trusted-host mirrors.aliyun.com

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tf.keras.backend.reshape(x , shape)
将张量重塑为指定的shape。返回张量。

x：张量或变量。
shape：目标shape元组。

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tf.keras.backend.shape(x)
返回张量或变量的符号shape。张量。

x：张量或变量。

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