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突发事件中重点信息的
筛选与分类
新浪微博 平台开放日
洪小军 @XiaoJunHong
平台研发部 @微博平台架构
面对灾难:
• 社会在进步
• 微博在行动
• 微博还可以做什么
社会在进步
• 唐山地震
 主导思想:灾难不是新闻,抗灾救灾才是新闻
社会在进步
• 唐山地震
 时隔3年多后发布具体受灾情况
社会在进步
• 汶川地震
社会在进步
• 汶川地震
 论坛
社会在进步
• 汶川地震
 讨论群
社会在进步
• 汶川地震
 搜索引擎
社会在进步
• 雅安地震
社会在进步
• 雅安地震
 社交网络
社会在进步
• 雅安地震
 问答类网站
社会在进步
• 雅安地震
 搜索引擎
微博在行动
• 提供实时灾情数据
微博在行动
• 提供相对可靠信息
 通过举报等机制自我纠正
微博在行动
• 微博寻人功能
微博在行动
• 雅安地震直击
 图文直播现场、发布寻人信息
微博在行动
• 行业协作提供给用户更完整的信息
 与各互联网企业打通消息通道
微博还可以做什么
在微博上可以看到这样的信息
微博还可以做什么
• 志愿者在找组织
微博还可以做什么
• 组织在招募志愿者
微博还可以做什么
• 有些地方地方急需基本生活物资
微博还可以做什么
• 有些地方基本生活物资已充足仅需补充物资
微博还可以做什么
• 热心志愿者车辆占用了生命通道
微博还可以做什么
海量的碎片化信息,
导致获取完整且具指导意义信息的成本很高
微博还可以做什么
非结构化数据 结构化数据
原始微博 过滤/分类 分类数据 标准化 标准化数据
• 过滤/分类规则:语义(tag、分词)、LBS信息等
• 标准化:输出标准化数据,提供给合作方
微博还可以做什么
firehose / mcq
搜索/推荐系统
分类数据
特征库/对象库系统
平台标准化处理系统
拉取/推送
标准化数据
微博开放平台
接入方
微博还可以做什么
有了这些数据和通道,可以做什么呢?
微博还可以做什么
救灾协同系统
微博还可以做什么
• 物资需求分布
资料来源:百度
微博还可以做什么
• 受灾情况及其人群分布
资料来源:百度
微博还可以做什么
• 应急路况图
资料来源:百度
微博还可以做什么
物资需求
救援需求
路况信息 寻人功能
志愿者
组织
知识库
突发事件中重点信息的筛选与分类

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突发事件中重点信息的筛选与分类

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