def __init__(
        self,
        layer_weight_dims,
        layer_output_dims,
        filter_size=7,
        hidden_dim=100,
        num_classes=10,
        weight_scale=1e-3,
        reg=0.0,
        layer_config=[1, 0, 0, 1, 1],
    ):
        """
        Layer Id
        0 - Conv_Rect_Pool
        1 - Conv_Rect
        2 - Conv
        3 - Linear_Rect
        4 - Linear
        Input list = [2,0,0,1,1] - 2 Conv_Rect_Pool layers, 1 Linear_Rect and 1 Linear
        """

        self.layer_objs = []
        self.layer_output_dims = layer_output_dims
        self.layer_weight_dims = layer_weight_dims
        assert len(layer_output_dims) == len(layer_weight_dims)
        self.num_conv_layers = len(layer_output_dims)

        # Construct the Conv layers
        for layer_weight_dim in self.layer_weight_dims:
            w, b = ConvLayer.generateWeightsAndBias(layer_weight_dim, weight_scale)
            conv_obj = Conv_Rect_Pool(w, b, pad=(filter_size - 1) // 2)
            self.layer_objs.append(conv_obj)

        # Construct the FC layer
        w2, b2 = LinearNet.generateWeightsAndBias(np.prod(self.layer_output_dims[-1]), hidden_dim, weight_scale)
        lin_obj = Linear_Rect(w2, b2)

        # Construct the output layer
        w3, b3 = LinearNet.generateWeightsAndBias(hidden_dim, num_classes, weight_scale)
        lin_obj_2 = LinearNet(w3, b3)

        self.layer_objs.append(lin_obj)
        self.layer_objs.append(lin_obj_2)

        self.reg = reg
Exemplo n.º 2
0
 def generateWeightsAndBias(*args, **kwargs):
     return ConvLayer.generateWeightsAndBias(*args, **kwargs)