scoring_breakdown:[{"source":"word_of_mouth","score":87.1,"weight":0.35,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认可其心率报警灵敏度高,垫子柔软无压迫感,APP推送及时。多数家长反馈\"呼吸暂停报警\"在宝宝趴睡时多次成功预警,极大缓解育儿焦虑。部分用户指出摄像头夜视画质一般,且垫子对厚床垫适配性稍差。整体评价正面,复购推荐率高。","source_count":2}},{"source":"objective","score":94,"weight":0.2,"confidence":0.7,"details":{"dimension":"safety","rating_avg":4.7,"review_count":12800,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":94,"weight":0.2,"confidence":1,"details":{"rating_avg":4.7,"review_count":12800,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.25,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["@儿科医生王芳:这款垫子对新手父母来说就像'隐形守护者',尤其适合担心SIDS的家庭。","@数码评测师老张:算法调教成熟,误报率低于同类产品,值得入手。"]}}]