Equation 16 · Part 1 · Comparing the Main Approaches to AI Memory Systems and the Bandwidth Wall
Symbol d_h
What this part means
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
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 d_h→Article meaning
The passage around this formula
with L layers, H key/value heads, head dimension, b bytes per stored element and T tokens of context — a quantity that scales linearly with context length and batch size, and has to be both stored somewhere and streamed through the arithmetic units on every generated token. Pope and colleagues showed that partitioning…
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
- [11] Efficiently Scaling Transformer Inference ↗
- [12] Efficient Memory Management for Large Language Model Serving with PagedAttention ↗
These citations provide research context; check each source for the exact claim it supports.