如果你在Google中提一个问题，搜索引擎会扫描Web页面和匹配搜索字段，然后得出从统计角度出发认为最有意义的答案。
If you ask Google a question, the search engine's computers scan the Web for matching search terms and come up with answers that make the most sense statistically.
网卡和MAC地址只是这个答案中重要的部分，你的网络还必须知道如何匹配同一台设备的MAC地址和其IP地址。
NICs and MACs are important pieces of the answer, but your network must learn to pair a MAC address with the IP address for the same machine.
最佳答案 · 最小二乘法是一种数学优化技术，它通过最小化误差的平方和找到一组数据的最佳函数匹配。
A mathematical procedure for finding the best-fitting curve to a given set of points by minimizing the sum of the squares of the offsets ("the residuals") of the points from the curve.
最佳答案 · 最小二乘法是一种数学优化技术，它通过最小化误差的平方和找到一组数据的最佳函数匹配。
A mathematical procedure for finding the best-fitting curve to a given set of points by minimizing the sum of the squares of the offsets ("the residuals") of the points from the curve.
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