| import torch | |
| import torch.nn as nn | |
| import torch.optim as optim | |
| class RealTimeModel(nn.Module): | |
| def __init__(self, input_size, hidden_size, output_size): | |
| super(RealTimeModel, self).__init__() | |
| self.fc1 = nn.Linear(input_size, hidden_size) | |
| self.relu = nn.ReLU() | |
| self.fc2 = nn.Linear(hidden_size, output_size) | |
| def forward(self, x): | |
| x = self.fc1(x) | |
| x = self.relu(x) | |
| x = self.fc2(x) | |
| return x | |
| model = RealTimeModel(input_size=10, hidden_size=20, output_size=1) | |
| criterion = nn.MSELoss() | |
| optimizer = optim.SGD(model.parameters(), lr=0.01) | |
| import numpy as np | |
| import time | |
| def get_new_data(): | |
| return torch.tensor(np.random.rand(10), dtype=torch.float32) | |
| def real_time_update(): | |
| while True: | |
| new_data = get_new_data().unsqueeze(0) | |
| target = torch.tensor([0.5], dtype=torch.float32) | |
| output = model(new_data) | |
| loss = criterion(output, target) | |
| optimizer.zero_grad() | |
| loss.backward() | |
| optimzier.step() | |
| print(f"Real-Time Update - Loss: {loss.item():.4f}") | |
| time.sleep(1) | |
| import matplotlib.pyplot as plt | |
| def visualize_loss(loss_values): | |
| plt.plot(loss_values) | |
| plt.xlabel("Time") | |
| plt.ylabel("Loss") | |
| plt.show() | |
| import numpy as np | |
| import matplotlib.pyplot as plt | |
| import torch | |
| import time | |
| def get_new_data(): | |
| return torch.sin(torch.linspace(0,2 * np.p, 100) + time.time()).numpy() | |
| plt.ion() | |
| fig, ax = plt.subplots() | |
| x_data = np.linspace(0, 2 * np.pi, 100) | |
| y_data = get_new_data() | |
| line, = ax.plot(x_data, y_data) | |
| def real_time_plot(): | |
| while True: | |
| new_y_data = get_new_data() | |
| line.set_ydata(new_y_data) | |
| fig.canvas.draw() | |
| fig.canvas.flush_events() | |
| time.sleep(0.1) | |
| try: | |
| real_time_plot() | |
| except KeyboardInterrupt: | |
| print("Real-time plotting stopped.") | |
| finally: | |
| plt.ioff() | |
| plt.show() |