Equation 11 · Part 1 · A History of Small and On-Device AI
Symbol z_i
What this part means
the teacher’s pre-softmax logits.
Its job in the formula
is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.
Full expression→Symbol z_i→Article meaning
Where the article explains it
where are the teacher’s pre-softmax logits.
The passage around this formula
where are the teacher’s pre-softmax logits. “Using a higher value for T produces a softer probability distribution over classes” [ 4 ] , and it is precisely that softness — the relative probabilities the teacher assigns to the wrong answers, not only the single correct label — that carries…
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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Sources cited in the surrounding passage
These citations provide research context; check each source for the exact claim it supports.