scoring_breakdown:[{"source":"word_of_mouth","score":87.1,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍反馈该垫片柔软有弹性,夹持力适中,不会压断头发。多次使用后仍能保持形状,不易变形。部分用户提到初次使用有轻微硅胶气味,通风后消散。好评集中在防滑效果好、不伤发质、性价比高。少数差评指出包装内偶有尺寸偏差,但整体满意度达95%以上。","source_count":0}},{"source":"objective","score":94,"weight":0.1,"confidence":0.7,"details":{"dimension":"safety","rating_avg":4.7,"review_count":15800,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":94,"weight":0.25,"confidence":1,"details":{"rating_avg":4.7,"review_count":15800,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["@美发师阿杰:艾丝这款垫片是我店里回购最多的,客户反馈舒适度很高。","@造型师小鹿:新手也能轻松上手,夹得稳还不留痕迹。"]}}]