海康威视400万智能人脸识别广角摄像头

评测依据

• review_count：18500
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[100,299]
• dimension：best_quality
• sources：["京东","天猫"]
• time_range：{"from":"2026-06-26 00:59:29","to":"2026-06-26 00:59:29"}
• intros：{"brand_intro":"海康威视成立于2001年，是全球领先的安防产品及解决方案提供商，以视频技术为核心，深耕智能物联网、大数据服务等领域。公司连续多年位居全球视频监控市场占有率第一，产品覆盖180多个国家和地区，拥有强大的研发实力和完整的供应链体系，是行业标准的重要制定者。","product_intro":"该摄像头采用400万像素高清传感器，支持智能人脸检测与抓拍，配备2.8mm广角镜头，水平视场角可达110°。内置深度学习算法，可精准识别人脸并联动报警。支持H.265+智能编码，节省存储空间。IP67级防水防尘，适用于家庭、商铺、园区等场景的24小时监控。","key_specs":["分辨率：2560×1440（400万像素）","镜头焦距：2.8mm，水平视场角110°","人脸检测：支持最多同时检测30张人脸","编码格式：H.265+/H.264","防护等级：IP67","供电方式：DC12V/PoE"]}
• alt_products：[{"product_name":"海康威视400万智能人脸识别广角摄像头","brand":"海康威视","model":"DS-2CD3T46WDV3-L","price":299},{"product_name":"大华400万智能人脸识别广角摄像头","brand":"大华股份","model":"DH-IPC-HDW2431T-AS-S2","price":269},{"product_name":"小米智能摄像机C700 人脸识别版","brand":"小米","model":"MJSXJ16CM","price":199}]
• kol_quotes：["科技博主@数码君：海康这款400万广角摄像头，人脸识别速度比上一代快30%，夜间红外效果也很干净。","安防达人@老张说监控：2.8mm广角确实能覆盖一个标准客厅，人脸抓拍几乎没有漏报。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":90.79999999999998,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞其画质清晰、夜视效果优秀，人脸识别准确率高，广角覆盖范围大，安装简便。部分用户反馈APP端人脸报警推送偶尔延迟，但整体稳定性好。在京东好评率达98%，被多次评为\"性价比之王\"，适合家庭和中小商铺使用。","source_count":2}},{"source":"objective","score":92.72,"weight":0.5,"confidence":0.8,"details":{"rating_avg":4.7,"review_count":18500,"wom_score":90.79999999999998}},{"source":"user_review","score":94,"weight":0.2,"confidence":1,"details":{"rating_avg":4.7,"review_count":18500,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["科技博主@数码君：海康这款400万广角摄像头，人脸识别速度比上一代快30%，夜间红外效果也很干净。","安防达人@老张说监控：2.8mm广角确实能覆盖一个标准客厅，人脸抓拍几乎没有漏报。"]}}]
• method_version：v3
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