package JAHMMTest;

public class Slope {

	
	public Slope(double[] data,int w){
		
	}
	
	public static double[] build(double[] data,int window){
		double[] sloped = new double[data.length];
		int halfWidth = window/2;
		for (int i = halfWidth;i < data.length-halfWidth;i++){
			double start = data[i-halfWidth];
			double stop = data[i+halfWidth];
			double rise = stop - start;
			double run=0;
			if (window % 2 == 0){
				run = window+1;
			}
			else{
				run = window;
			}
			sloped[i]=rise/run;
		}
		return sloped;
	}
}