Fig. 4From: Basal gonadotropin levels combine with pelvic ultrasound and pituitary volume: a machine learning diagnostic model of idiopathic central precocious pubertySummary plot of the importance of features in LightGBM classifier. Y-axis represents the importance of the features, in descending order. x-axis represents the contribution, where >ā0 is a positive contribution and <ā0 is a negative contribution. The color of the scatter indicates whether the feature is high (red) or low (blue)Abbreviations: LH: Luteinizing hormone; FSH: Follicular-stimulating hormone; TD, Transverse diameter; AD, Anteroposterior diameter; FCR, Ratio of fundus to cervixBack to article page