Scale-Vector Alignment: A Scale-Aware Framework for Spatially Resolved Morphological Similarity in Astronomical Images

arXiv:2609.24304 · astro-ph.IM, astro-ph.GA, cs.CV, physics.comp-ph · Submitted 2026-09-21 · Read on arXiv

astro-ph.IM, astro-ph.GA, cs.CV, physics.comp-ph

Submitted: 2026-09-21

Updated: 2026-09-21

Comments: 13 pages, 10 figures. Submitted to ApJS. Comments welcome

Code: https://github.com/meng-ke/Scale-Vector-Alignment

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Alignment — 28× in this paper · explained in 1 episode
• Trace — 4× in this paper · explained in 2 episodes
• Abundance — 2× in this paper · explained in 1 episode
• Constrained Diffusion Decomposition — 2× in this paper
• Core — 2× in this paper · explained in 2 episodes
• Adam — 1× in this paper · explained in 2 episodes
• Calibration — 1× in this paper · explained in 7 episodes
• Cosine Similarity — 1× in this paper · explained in 3 episodes
• Stellar Feedback — 1× in this paper · explained in 2 episodes

Sources

• Volume Density Mapper: 3D Density Reconstruction Algorithm for Molecular Clouds
• Demystifying image-recovery from radio interferometers: toward a multiscale predictive model

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