Remove horizontal-scaling-parallel-experimentation
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Towards optimal experimentation in online systems

The Unofficial Google Data Science Blog

by CHRIS HAULK It is sometimes useful to think of a large-scale online system ( LSOS ) as an abstract system with parameters $X$ affecting responses $Y$. This blog post discusses such a comprehensive approach that is used at Youtube. Horizontal lines divide the design into the center , fractional factorial and axial components.