In the paper's linear CT/MRI analysis, frequencies absent from the observation sampling pattern are never directly supervised; the composed NTK must supply a prior for these unobserved components. · CiteArk
In the paper's linear CT/MRI analysis, frequencies absent from the observation sampling pattern are never directly supervised; the composed NTK must supply a prior for these unobserved components.
来源：paper:§D p. 18, Eqs. (21)–(22) and accompanying paragraphs
