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Sep 22 2009

Recognizing Signal & Noise in Paid Search

In paid search, metrics often vary in unexpected ways. Unexplained variation is often referred to as “noise.” Noise occurs on top of, and can sometimes cloud our view of, the true underlying pattern, or, the “signal.”

May 31 2009

ASCII Art Adwords Worm

The ASCII wriggler gave me a chuckle.