百度网页搜索的检索满意度指标进行评估？
首先感谢邀请。简单说下，针对网页检索结果进行评估，主要是围绕精确率和召回率进行，具体如下：
1.相关性：query与结果说的是不是一回事
2.需求强度：抓住主要需求
3.丰富程度：详细全面4.有效性：能否真正满足
5.时效性：新
6.便捷性：找到目标信息要花多少时间和成本
7.权威度：英雄也要问出处说明：这7个维度在不同特征的query下，关注的重点有不一样，不同维度适用的query范围有所不同。
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