explicit.py 文件源码

def normalize(self):
        m2 = self.m.copy()
        m2.data **= 2
        norm = np.reciprocal(np.sqrt(np.array(m2.sum(axis=1))[:, 0]))
        normalizer = dok_matrix((len(norm), len(norm)))
        normalizer.setdiag(norm)
        self.m = normalizer.tocsr().dot(self.m)