scoring_breakdown:[{"source":"word_of_mouth","score":87.1,"weight":0.35,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"京东、天猫评价显示,松下 EH-HS99 是口碑稳定的\"国民直发器\"。优点:拉直后头发明显柔顺有光泽,不毛躁,温度控制精准,不易烫伤头皮,性价比高(800-900元)。缺点:升温速度略慢(约30秒),夹板宽度偏小,不适合厚长发一次性造型,部分用户反映纳米水离子效果在干燥环境下减弱。专业评测认为其护发效果在同价位中领先,适合日常使用。","source_count":4}},{"source":"objective","score":90,"weight":0.2,"confidence":0.7,"details":{"dimension":"after_service","rating_avg":4.5,"review_count":120000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":90,"weight":0.35,"confidence":1,"details":{"rating_avg":4.5,"review_count":120000,"source":"product_reviews_aggregate"}},{"source":"search_visual","score":74.72857142857143,"weight":0,"confidence":0.87,"details":{"result_count":7,"judgment_score":88,"authority_score":87.9,"top_sources":["zhihu.com","item.jd.com","bilibili.com","post.smzdm.com","baike.baidu.com"],"judgment_summary":"松下EH-HS99凭借纳米水离子深层补水、五档精准温控和顺滑浮动夹板,在高端直发器中护发效果突出,适合受损发质日常造型,但机身偏重且需定期加水,性价比优于戴森但逊于入门款。"}}]