2 papers
astro-ph.CO2026
GraphShed: a parameter-free Graph-based waterShed group finder
P. Ghafour, S. Ansarifard, M. H. Jalali Kanafi +1
In this study, a parameter-free group-finding method named GraphShed is introduced and evaluated using the IllustrisTNG100-1 simulation. The method utilizes top-down watershed segm…
astro-ph.CO2025
Impact of Redshift Space Distortion on Persistent Homology of cosmic matter density field
Fatemeh Abedi, Mohammad Hossein Jalali Kanafi, S. M. S. Movahed
By employing summary statistics obtained from Persistent Homology (PH), we investigate the influence of Redshift Space Distortions (RSD) on the topology of excursion sets formed th…