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New method improves 2D fragment adjacency prediction with rotation-invariant descriptor

Researchers have developed a new method for predicting the adjacency of 2D fragments by analyzing their contours. This approach refines a previous architecture by replacing image-window comparisons with a tangent-angle descriptor, making it invariant to rotation and independent of contour starting points. The updated pipeline also incorporates a Band U-Net for improved segmentation and classification, achieving 98% accuracy on synthetic data and demonstrating strong performance on the PairingNet benchmark. AI

RANK_REASON The cluster contains a research paper detailing a new method and benchmark results. [lever_c_demoted from research: ic=1 ai=1.0]

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New method improves 2D fragment adjacency prediction with rotation-invariant descriptor

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The cluster contains a research paper detailing a new method and benchmark results. [lever_c_demoted from research: ic=1 ai=1.0]
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COVERAGE [1]

  1. arXiv cs.LG TIER_1 English(EN) · Guillaume Brouillette (Universit\'e du Qu\'ebec \`a Trois-Rivi\`eres, Trois-Rivi\`eres, Canada), Alain Goupil (Universit\'e du Qu\'ebec \`a Trois-Rivi\`eres, Trois-Rivi\`eres, Canada), Pierre-Olivier Paris\'e (Universit\'e du Qu\'ebec \`a Trois-Rivi\`ere… ·

    An Invariant Tangent-Angle Descriptor and a Band U-Net for 2D Fragment Adjacency Prediction

    arXiv:2610.09459v1 Announce Type: cross Abstract: This paper addresses the prediction of adjacency between pairs of 2D fragments based on their contours. We improved the two-stage architecture proposed in Beaulac's thesis, in which a rotation-equivariant Siamese convolutional neu…