diff --git "a/Daily_Conversations/Tensorflow\351\232\217\347\254\224(\344\270\200).md" "b/Daily_Conversations/Tensorflow\351\232\217\347\254\224(\344\270\200).md" new file mode 100644 index 0000000000000000000000000000000000000000..ab759f7db1fa93c8a127e7c29ed13f05c51550b6 --- /dev/null +++ "b/Daily_Conversations/Tensorflow\351\232\217\347\254\224(\344\270\200).md" @@ -0,0 +1,89 @@ +TensorFlow is an end-to-end open source platform for machine learning + +TensorFlow makes it easy for beginners and experts to create machine learning models. See the sections below to get started. + + + +https://www.tensorflow.org/tutorials + +Tutorials show you how to use TensorFlow with complete, end-to-end examples + + + +https://www.tensorflow.org/guide + +Guides explain the concepts and components of TensorFlow. + + + +#### For beginners + +The best place to start is with the user-friendly Sequential API. You can create models by plugging together building blocks. Run the “Hello World” example below, then visit the [tutorials](https://www.tensorflow.org/tutorials) to learn more. + +To learn ML, check out our [education page](https://www.tensorflow.org/resources/learn-ml). Begin with curated curriculums to improve your skills in foundational ML areas. + +``` +import tensorflow as tf +mnist = tf.keras.datasets.mnist + +(x_train, y_train),(x_test, y_test) = mnist.load_data() +x_train, x_test = x_train / 255.0, x_test / 255.0 + +model = tf.keras.models.Sequential([ + tf.keras.layers.Flatten(input_shape=(28, 28)), + tf.keras.layers.Dense(128, activation='relu'), + tf.keras.layers.Dropout(0.2), + tf.keras.layers.Dense(10, activation='softmax') +]) + +model.compile(optimizer='adam', + loss='sparse_categorical_crossentropy', + metrics=['accuracy']) + +model.fit(x_train, y_train, epochs=5) +model.evaluate(x_test, y_test) +``` + +#### For experts + +``` +class MyModel(tf.keras.Model): + def __init__(self): + super(MyModel, self).__init__() + self.conv1 = Conv2D(32, 3, activation='relu') + self.flatten = Flatten() + self.d1 = Dense(128, activation='relu') + self.d2 = Dense(10, activation='softmax') + + def call(self, x): + x = self.conv1(x) + x = self.flatten(x) + x = self.d1(x) + return self.d2(x) +model = MyModel() + +with tf.GradientTape() as tape: + logits = model(images) + loss_value = loss(logits, labels) +grads = tape.gradient(loss_value, model.trainable_variables) +optimizer.apply_gradients(zip(grads, model.trainable_variables)) +``` + +### Learn about the relationship between TensorFlow and Keras + +TensorFlow's high-level APIs are based on the Keras API standard for defining and training neural networks. Keras enables fast prototyping, state-of-the-art research, and production—all with user-friendly APIs. + +## Solutions to common problems + +Explore step-by-step tutorials to help you with your projects. + +https://www.tensorflow.org/tutorials/keras/classification + +https://www.tensorflow.org/tutorials/generative/dcgan + +https://www.tensorflow.org/tutorials/text/nmt_with_attention + +## News & announcements + +Check out our [blog](https://blog.tensorflow.org/search?label=TensorFlow+Core&max-results=20) for additional updates, and subscribe to our monthly TensorFlow newsletter to get the latest announcements sent directly to your inbox. +