Conceptdyadic interval
Dyadic Interval
An interval of the form [2^j, 2^{j+1}). The multiscale grid uses a uniform grid matched to the scale within each dyadic interval, so that the total number of grid points grows only logarithmically with alpha^{-1}.
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Nov 2
The multi-scale FFT algorithm proposed in the paper represents the likelihood ratio on a special grid: within each dyadic interval the grid is uniform, but different intervals have different granularity.
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