SupplementaryAppendices ABackground-OmittedDetails
–Neural Information Processing Systems
Note thatGiℓ,d is the Cartesian product between rectilinear gridΩi and sparse gridGℓ i,d 1 imposing Kronecker structure on the matrix KGiℓ,d,Gjℓ,d,giventhatk isaproductkernel.
Neural Information Processing Systems
Feb-10-2026, 18:59:27 GMT