scoring_breakdown:[{"source":"word_of_mouth","score":68.5,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"综合用户评价,韩金靓发根补色梳口碑两极分化。优点:价格便宜,性价比高;植物配方概念吸引中老年用户;上色速度快,3分钟即可遮盖白发。缺点:部分用户反映颜色偏假黑,不够自然;持久度较差,约3-5天即褪色;个别用户反馈有轻微刺激感,头皮敏感者需谨慎。专业评测指出,该产品适合预算有限、对持久度要求不高的用户,但植物配方的实际效果缺乏权威验证,建议先做皮肤测试。","source_count":4}},{"source":"objective","score":86,"weight":0.1,"confidence":0.7,"details":{"dimension":"safety","rating_avg":4.3,"review_count":72000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":86,"weight":0.25,"confidence":1,"details":{"rating_avg":4.3,"review_count":72000,"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":["抖音测评达人@老李:韩金靓这个价格确实便宜,但颜色有点假,适合临时应急,长期用还是建议买大牌。","小红书用户@小E:给妈妈买的,她说效果还行,但洗两次就掉色了,胜在便宜。"]}}]