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Guidelines for Estimating the 3D Size and Shape of Boulders from Planetary Surface Images

  • Authors: Alexia Duchêne, Naomi Murdoch, Colas Q. Robin, Olivier S. Barnouin, Ronald L. Ballouz, David Mimoun, Alex X. Jerves, T. Dylan Mikesell

Alexia Duchêne et al 2026 The Planetary Science Journal 7 .

  • Provider: AAS Journals

Caption: Figure 7.

The error—the difference between the computed (Rcom) and reference (Rref) roundness values—as a function of the particle resolution (inner diameter, dins, in pixels) measured for the (a) 2D and (b) 3D roundness methodologies. The red colored area represents an error over ±0.1.

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