scoring_breakdown:[{"source":"word_of_mouth","score":82.9,"weight":0.35,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"综合京东、天猫、小红书等平台评价,金稻KD-388好评集中在性价比高、操作简单、直发效果明显。用户普遍反映\"一梳就直,非常方便\",尤其适合早上赶时间的人。缺点方面,部分用户反馈温度控制不够精准,高温档位容易导致发尾干枯;另外,梳齿较密,对厚发或卷发用户梳理时稍显费力。专业评测指出,其负离子效果在低价位产品中表现不错,但持久度不如高端款。总体而言,是预算有限用户的理想选择。","source_count":4}},{"source":"objective","score":92,"weight":0.2,"confidence":0.7,"details":{"dimension":"after_service","rating_avg":4.6,"review_count":85000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":92,"weight":0.35,"confidence":1,"details":{"rating_avg":4.6,"review_count":85000,"source":"product_reviews_aggregate"}},{"source":"search_visual","score":68.94285714285714,"weight":0,"confidence":0.87,"details":{"result_count":7,"judgment_score":78,"authority_score":89.3,"top_sources":["zhihu.com","smzdm.com","item.jd.com","bilibili.com","baike.baidu.com"],"judgment_summary":"金稻KD-388直发梳性价比高,加热快且防烫,适合日常快速直发,但持久度中等,卷发功能较弱,细软发质需配合定型产品。"}}]