3 papers
astro-ph.GA2025
Made-to-Measure Outperforms Schwarzschild's Method
Richard J. Long
Syer and Tremaine's made-to-measure method and Schwarzschild's orbit superposition method are well-known within the field of stellar dynamical modeling. This research is concerned…
astro-ph.GA2024
Constraining Schwarzschild Models with Orbit Classifications
Richard J. Long
A simple orbit classification constraint extension to stellar dynamical modeling using Schwarzschild's method is demonstrated. The classification scheme used is the existing `orbit…
astro-ph.GA2023
Galaxy stellar and total mass estimation using machine learning
Jiani Chu, Hongming Tang, Dandan Xu +2
Conventional galaxy mass estimation methods suffer from model assumptions and degeneracies. Machine learning, which reduces the reliance on such assumptions, can be used to determi…