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. Author manuscript; available in PMC: 2022 Jan 1.
Published in final edited form as: SIAM J Imaging Sci. 2021 May 10;14(2):580–619. doi: 10.1137/20M1340654

Figure 3:

Figure 3:

The non-minimal filter bandwidth Γ (green) is illustrated along with the minimal filter bandwidth Λ (red). The set Γ ⊝ Λ (blue) contains all indices at which Λ can be centered, while remaining inside Γ.