Esempio n. 1
0
        public void main()
        {
            var apple      = 100d;
            var apple_num  = 2d;
            var orange     = 150d;
            var orange_num = 3d;
            var tax        = 1.1d;

            // layer
            var mul_apple_layer        = new MulLayer();
            var mul_orange_layer       = new MulLayer();
            var add_apple_orange_layer = new AddLayer();
            var mul_tax_layer          = new MulLayer();

            // forward
            var apple_price  = mul_apple_layer.forward(apple, apple_num);                 // (1)
            var orange_price = mul_orange_layer.forward(orange, orange_num);              // (2)
            var all_price    = add_apple_orange_layer.forward(apple_price, orange_price); // (3)
            var price        = mul_tax_layer.forward(all_price, tax);                     // (4)

            // backward
            var dprice = 1;

            (var dall_price, var dtax)            = mul_tax_layer.backward(dprice);              // (4)
            (var dapple_price, var dorange_price) = add_apple_orange_layer.backward(dall_price); // (3)
            (var dorange, var dorange_num)        = mul_orange_layer.backward(dorange_price);    // (2)
            (var dapple, var dapple_num)          = mul_apple_layer.backward(dapple_price);      // (1)

            std.print("price:" + (int)price);
            std.print("dApple:" + dapple);
            std.print("dApple_num:" + (int)dapple_num);
            std.print("dOrange:" + dorange);
            std.print("dOrange_num:" + (int)dorange_num);
            std.print("dTax:" + dtax);
        }
        public void main()
        {
            var apple     = 100d;
            var apple_num = 2;
            var tax       = 1.1;

            var mul_apple_layer = new MulLayer();
            var mul_tax_layer   = new MulLayer();

            // forward
            var apple_price = mul_apple_layer.forward(apple, apple_num);
            var price       = mul_tax_layer.forward(apple_price, tax);

            // backward
            var dprice = 1;

            (var dapple_price, var dtax) = mul_tax_layer.backward(dprice);
            (var dapple, var dapple_num) = mul_apple_layer.backward(dapple_price);

            std.print("price:" + (int)price);
            std.print("dApple:" + dapple);
            std.print("dApple_num:" + (int)dapple_num);
            std.print("dTax:" + dtax);
        }