对于商业产品，我们以VMWare为例。
For the commercial product, let's take VMWare as the example.
当然，市场上还有很多更为复杂的数据挖掘商业软件产品，但对于刚开始进行数据挖掘的人来说，这种开源的解决方案非常有益。
There are certainly complex commercial software products built for data mining, but, for the average person looking to start in data mining, there's a useful solution available that's open source.
对于有很多客户的商业软件，可以用客户代理(经常就是产品经理)来代替。
For commercial software with lots of customers, a customer proxy (usually the product manager) is used instead.
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