Welcome to the AI Sample Code Guide! Here are some practical examples to help you get started with AI development:
Python Basics
# Simple AI model example
import tensorflow as tf
model = tf.keras.Sequential([
tf.keras.layers.Dense(10, activation='relu', input_shape=(5,)),
tf.keras.layers.Dense(1)
])
model.compile(optimizer='adam', loss='mse')
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TensorFlow Demo
# TensorFlow MNIST example
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)
])
model.compile(optimizer='adam',
loss=tf.keras.losses.SparseCategoricalCrossentropy(from_logits=True),
metrics=['accuracy'])
PyTorch Example
# PyTorch linear regression
import torch
X = torch.tensor([[1.0], [2.0], [3.0]])
y = torch.tensor([2.0, 4.0, 6.0])
model = torch.nn.Linear(1, 1)
criterion = torch.nn.MSELoss()
optimizer = torch.optim.SGD(model.parameters(), lr=0.01)
for epoch in range(100):
predictions = model(X)
loss = criterion(predictions, y)
optimizer.zero_grad()
loss.backward()
optimizer.step()
Visual Aids
For advanced topics, check out our AI Framework Comparison guide!