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Equation 5 · Part 1 · The Real Economics of Shipping a Model to a Device

Symbol c_student

cstudentc_{\mathrm{student}}
cstudentc_{\mathrm{student}}

What this part means

csc_student is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.

Its job in the formula

csc_student is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.

The passage around this formula

Here CdistillC_{\mathrm{distill}} is the one-time training cost, Q is the number of queries served over the deployment’s life, and cstudentc_{\mathrm{student}} and cteacherc_{\mathrm{teacher}} are the marginal cost per query of serving each model, wherever that serving happens. The break-even query volume is

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Learn the underlying idea

A subscript is a label attached below a symbol. It often selects a time step, component, category, or member of a sequence.

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