2 papers
astro-ph.IM2026
Quantifying Symmetry: Transformation Information for Planetary Nebulae and Supernova Remnants
Dmitry Shishkin, Amir Michaelis
We present a quantitative symmetry-identification pipeline for astrophysical images based on Transformation Information (TI), an information measure of self-similarity under geomet…
astro-ph.HE2026
The precessing jet axis of the supernova remnant 3C 397
Aleksei Klimov, Dmitry Shishkin, Noam Soker
We identify an S-shaped morphological feature in the enigmatic supernova remnant (SNR) 3C 397, which we attribute to the shaping by a precessing pair of jets during the explosion.…