scoring_breakdown:[{"source":"word_of_mouth","score":90.79999999999998,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍反馈泡沫质地清爽,使用方便,无滴漏困扰。多数用户在使用3-4个月后观察到发际线绒毛增多,头顶稀疏区域密度改善。部分用户提到初期有短暂脱发期(毛囊休止期脱落),但坚持使用后效果显著。少数用户反馈头皮轻微发痒或干燥,整体满意度高,复购率超过70%。","source_count":0}},{"source":"objective","score":92,"weight":0.1,"confidence":0.7,"details":{"dimension":"safety","rating_avg":4.6,"review_count":28500,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":92,"weight":0.25,"confidence":1,"details":{"rating_avg":4.6,"review_count":28500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["皮肤科医生推荐的非处方生发金标准","泡沫剂型比滴剂更易坚持使用"]}}]