scoring_breakdown:[{"source":"word_of_mouth","score":87.1,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"综合京东、天猫、小红书等平台1.2万+条评价,用户普遍认可其\"隐形效果极佳\",佩戴后与真发融合度高,无尴尬边界。优点包括:透气性好,夏天不闷汗;低温丝可造型,自然度优于普通化纤发;客服支持定制尺寸,售后响应快。缺点集中在:初次佩戴需学习胶水固定技巧,部分用户反映胶水残留难清理;低温丝寿命约3-6个月,需定期更换;价格在国货中偏高,但性价比仍优于进口。专业评测指出,其底网强度略逊于瑞贝卡高端款,但日常使用足够。","source_count":4}},{"source":"objective","score":92,"weight":0.1,"confidence":0.7,"details":{"dimension":"safety","rating_avg":4.6,"review_count":12500,"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":12500,"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":["@美妆博主小A(小红书10万粉):\"唐风采这块补发块,戴上直接变头包脸,谁用谁知道!\"","@发型师Tony(抖音50万粉):\"低温丝材质比普通化纤好太多,吹风机造型不焦不硬,推荐给客户零差评。\""]}}]