The most important part of the break in is the initial start up. All the cam manufacturers recomend running the engine at 2000 RPM for 15 minutes. Make sure your timing is set right, then follow this procedure. After the initial 15 minute run in, change the oil and filter. The majority of new cam and lifter failure is improper break in.

The article you had the link to has some good information. When I rent dyno time for a new engine, we use basically the same procedure.