If you are using the IP+User+Agent method to track visitors in Urchin 6, you’ve probably noticed that quite a bit of your traffic is actually robot traffic: While it’s interesting to see this activity broken out, most of the time you’re better off excluding it from your reports. Urchin 6 does offers a pre-configured filter to “Filter out robot traffic”: Unfortunately, this filter does not nearly exclude all the robot traffic
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Excluding Robot Traffic in Urchin 6