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import gradio as gr
import numpy as np
import logging
import requests
from tqdm import tqdm
class SwarmAgent:
def __init__(self, position, velocity):
self.position = position
self.velocity = velocity
self.m = np.zeros_like(position)
self.v = np.zeros_like(position)
class SwarmNeuralNetwork:
def __init__(self, num_agents, param_shape, target_response, api_endpoint):
self.param_shape = param_shape
self.agents = [SwarmAgent(self.random_position(), self.random_velocity()) for _ in range(num_agents)]
self.target_response = target_response
self.api_endpoint = api_endpoint
self.current_epoch = 0
self.noise_schedule = np.linspace(0.1, 0.002, 1000) # Noise schedule
def random_position(self):
return np.random.randn(*self.param_shape) # Use Gaussian noise
def random_velocity(self):
return np.random.randn(*self.param_shape) * 0.01
def call_api(self, params):
# Make an API call with parameters
# In a real-world scenario, params would be converted into a proper API request format
try:
response = requests.get(self.api_endpoint)
response_value = len(response.text) # Example: use length of response text as a metric
except Exception as e:
response_value = 0 # Fallback if API call fails
return response_value
def update_agents(self, timestep):
noise_level = self.noise_schedule[min(timestep, len(self.noise_schedule) - 1)]
for agent in self.agents:
# Predict noise
predicted_noise = agent.position - self.target_response
# Denoise
denoised = (agent.position - noise_level * predicted_noise) / (1 - noise_level)
# Add scaled noise for next step
agent.position = denoised + np.random.randn(*self.param_shape) * np.sqrt(noise_level)
# Clip values
agent.position = np.clip(agent.position, -1, 1)
def train(self, epochs):
logging.basicConfig(filename='training.log', level=logging.INFO)
for epoch in tqdm(range(epochs), desc="Training Epochs"):
self.update_agents(epoch)
# Evaluate performance
responses = [self.call_api(agent.position) for agent in self.agents]
mse = np.mean((np.array(responses) - self.target_response)**2)
logging.info(f"Epoch {epoch}, MSE: {mse}")
if epoch % 10 == 0:
print(f"Epoch {epoch}, MSE: {mse}")
self.current_epoch += 1
def save_model(self, filename):
model_state = {
'agents': self.agents,
'current_epoch': self.current_epoch
}
np.save(filename, model_state)
def load_model(self, filename):
model_state = np.load(filename, allow_pickle=True).item()
self.agents = model_state['agents']
self.current_epoch = model_state['current_epoch']
def generate_new_parameters(self, num_steps=1000):
for agent in self.agents:
agent.position = np.random.randn(*self.param_shape)
for step in tqdm(range(num_steps), desc="Generating Parameters"):
self.update_agents(num_steps - step - 1) # Reverse order
best_agent = min(self.agents, key=lambda agent: np.mean((self.call_api(agent.position) - self.target_response)**2))
return best_agent.position
# Gradio Interface
def train_snn(api_endpoint, target_response, num_agents, epochs):
param_shape = (10,) # Example parameter shape
snn = SwarmNeuralNetwork(num_agents=num_agents, param_shape=param_shape, target_response=target_response, api_endpoint=api_endpoint)
snn.train(epochs=epochs)
snn.save_model('snn_model.npy')
return snn.generate_new_parameters()
def generate_new_parameters(api_endpoint):
param_shape = (10,) # Example parameter shape
snn = SwarmNeuralNetwork(num_agents=2000, param_shape=param_shape, target_response=None, api_endpoint=api_endpoint)
snn.load_model('snn_model.npy')
new_params = snn.generate_new_parameters()
return new_params
interface = gr.Interface(
fn=train_snn,
inputs=[
gr.Textbox(label="API Endpoint", value="https://meowfacts.herokuapp.com/"),
gr.Number(label="Target Response"),
gr.Slider(minimum=500, maximum=3000, value=2000, label="Number of Agents"),
gr.Slider(minimum=10, maximum=200, value=100, label="Number of Epochs")
],
outputs=gr.Textbox(label="Generated Parameters"),
title="Swarm Neural Network API Parameter Optimization",
description="Set the API endpoint, target response, number of agents, and epochs to train the Swarm Neural Network to generate optimized API parameters."
)
interface.launch()
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