scoring_breakdown:[{"source":"word_of_mouth","score":92.1,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户对QC Ultra Earbuds的降噪效果给予极高评价,认为其是目前降噪最干净的真无线耳机之一。沉浸式音频体验出色,空间感强,看电影和听现场录音效果震撼。佩戴稳固性优于多数竞品,适合运动使用。音质均衡,人声清晰,但低频量感不如索尼。部分用户反映触控操作灵敏度偏高,容易误触。续航表现中规中矩,整体满意度高,尤其适合经常出差或通勤的用户。","source_count":0}},{"source":"objective","score":90,"weight":0.5,"confidence":0.7,"details":{"dimension":"after_service","rating_avg":4.5,"review_count":42000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":90,"weight":0.15,"confidence":1,"details":{"rating_avg":4.5,"review_count":42000,"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":["科技博主李大锤:'Bose的降噪依然是最让人安心的,戴上就是另一个世界。'","音频评测师鬼斧神工:'QC Ultra的声场调校非常自然,空间音频体验一流。'"]}}]