Ejemplo n.º 1
0
def test_convolution_with_non_zero_padding():
    element_type = Type.f32
    image_shape = Shape([1, 1, 10, 10])
    filter_shape = Shape([1, 1, 3, 3])
    data = Parameter(element_type, image_shape)
    filters = Parameter(element_type, filter_shape)
    parameter_list = [data, filters]

    image_arr = np.arange(100, dtype=np.float32).reshape(1, 1, 10, 10)
    filter_arr = (np.ones(9, dtype=np.float32).reshape(1, 1, 3, 3)) * -1
    filter_arr[0][0][1][1] = 1
    strides = [1, 1]
    dilations = [2, 2]
    pads_begin = [2, 1]
    pads_end = [1, 2]

    model = ov.convolution(data, filters, strides, pads_begin, pads_end, dilations)
    function = Function([model], parameter_list, "test")

    runtime = get_runtime()
    computation = runtime.computation(function, *parameter_list)
    result = computation(image_arr, filter_arr)[0]

    expected = convolution2d(
        image_arr[0][0], filter_arr[0][0], strides, dilations, pads_begin, pads_end
    ).reshape([1, 1, 9, 9])
    assert np.allclose(result, expected)
Ejemplo n.º 2
0
def test_convolution_simple():

    element_type = Type.f32
    image_shape = Shape([1, 1, 16, 16])
    filter_shape = Shape([1, 1, 3, 3])
    data = Parameter(element_type, image_shape)
    filters = Parameter(element_type, filter_shape)
    parameter_list = [data, filters]

    image_arr = np.arange(-128, 128, 1, dtype=np.float32).reshape(1, 1, 16, 16)
    filter_arr = np.ones(9, dtype=np.float32).reshape(1, 1, 3, 3)
    filter_arr[0][0][0][0] = -1
    filter_arr[0][0][1][1] = -1
    filter_arr[0][0][2][2] = -1
    filter_arr[0][0][0][2] = -1
    filter_arr[0][0][2][0] = -1

    strides = [1, 1]
    pads_begin = [0, 0]
    pads_end = [0, 0]
    dilations = [1, 1]

    model = ov.convolution(data, filters, strides, pads_begin, pads_end, dilations)
    function = Function([model], parameter_list, "test")

    runtime = get_runtime()
    computation = runtime.computation(function, *parameter_list)
    result = computation(image_arr, filter_arr)[0]

    expected = convolution2d(image_arr[0][0], filter_arr[0][0]).reshape(1, 1, 14, 14)
    assert np.allclose(result, expected)