def _extract_rgb(self, rgb):
        kwargs = dict(step=rgb.shape[0]/5, radius=rgb.shape[0] / 10, rings=2,
                      histograms=6, orientations=8)
        return np.hstack(daisy(rgb[:, :, i], **kwargs).ravel() for i in [0, 1])
dataset/ETHPy150Open ChrisBeaumont/brut/bubbly/extractors.py/DaisyExtractor._extract_rgb/original