input = new Channel(Float.TYPE, 1); output = new Channel(Float.TYPE, 1);
    public void init(int N, int W) {        int i;        this.W = W;        //this.weights = new float[W];        //        for (i=0; i<W; i+=1)        //            weights[i] = calcWeight(i, N, W);        curr = 0;    }