FirstAI.pde

Perceptron brain; 

Point[] points = new Point[100]; 
int trainingIndex = 0; 
void setup()
{
  size(800, 800); 
  brain = new Perceptron(3); 
  
  for (int i = 0; i < points.length; i++)
  {
    points[i] = new Point(); 
  } 
}
void draw()
{
  background(255); 
  stroke(0); 
  //line(0, height, width, 0); 
  Point p1 = new Point(-1, f(-1));
  Point p2 = new Point(1, f(1)); 
  line(p1.pixelX(), p1.pixelY(), p2.pixelX(), p2.pixelY());
    
  Point p3 = new Point(-1, brain.guessY(-1)); 
  Point p4 = new Point(1, brain.guessY(1)); 
  line(p3.pixelX(), p3.pixelY(), p4.pixelX(), p4.pixelY());
  
  for (Point pt : points) 
  {
    pt.show(); 
  } 
  
  for (Point pt : points)
  {
    float[] inputs = {pt.x, pt.y, pt.bias}; 
    int target = pt.label;
    //brain.train(inputs, target);    
    int guess = brain.guess(inputs); 
    if(guess == target)
    {
      fill(0,255,0);
    }
     else
     {
      fill(255, 0, 0); 
     } 
      noStroke();
      ellipse(pt.pixelX(),pt.pixelY(), 16, 16);  
    }
    Point training = points[trainingIndex];
    float[] inputs = {training.x, training.y, training.bias}; 
    int target = training.label;
    brain.train(inputs, target); 
    trainingIndex++;
    if (trainingIndex == points.length)
    {
      trainingIndex = 0; 
    }
  }
  void mousePressed()
  {
  //for (Point pt : points)
  //{
  //  //float[] inputs = {pt.x, pt.y}; 
  //  //int target = pt.label;
  //  //brain.train(inputs, target);    
  //}
  }