TensorFlow 面试题与答案
Question: What is the purpose of the tf.GradientTape in TensorFlow?Answer: tf.GradientTape is used for automatic differentiation in TensorFlow. It records operations for computing gradients, allowing you to calculate gradients with respect to variables.Example: x = tf.constant(3.0) with tf.GradientTape() as tape: tape.watch(x) y = x * x dy_dx = tape.gradient(y, x) |
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