alt_products:[{"product_name":"小米手表 S3 血压版","brand":"小米","model":"M2313W1","price":1599},{"product_name":"Amazfit 跃我 Cheetah Pro 智能手表","brand":"Amazfit","model":"A2167","price":1999}]
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scoring_breakdown:[{"source":"word_of_mouth","score":87.1,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"京东平台累计评价12万+,好评率94%。用户反馈\"价格实惠,老人用着不心疼\"\"字体大,操作简单\"。专业评测指出其血压数值与欧姆龙臂式血压计相关性达0.85,但个体差异较大,建议定期校准。缺点:表盘选择较少,第三方应用生态弱;心率监测在运动时偶有漂移。小红书上有用户分享\"给爷爷买了之后,他每天主动测血压,成了习惯\"。什么值得买社区认为该产品是\"千元档血压手表首选\"。","source_count":3}},{"source":"objective","score":90,"weight":0.5,"confidence":0.7,"details":{"dimension":"battery","rating_avg":4.5,"review_count":120000,"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":120000,"source":"product_reviews_aggregate"}}]