STEPSIC is an open-source code that produces first- and second-order LPT initial conditions for stereographic, cylindrical, and arbitrary-aspect-ratio cuboid domains, achieving sub-percent power spectrum accuracy against linear theory and other generators.
Formation and Evolution of Galaxies: Les Houches Lectures
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abstract
This is a set of lecture notes based on the lectures on the formation and evolution of galaxies which were given by S. White at Les Houches in August 1993. This postscript file does not contain the 16 figures. A version containing these figures can be obtained by writing to: Fr. C. Rickl, MPI fuer Astrophysik, Karl-Schwarzschildstr. 1, 85740 Garching, Germany (car@mpa-garching.mpg.de).
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Vision transformer models segment proto-halo regions in initial cosmological density fields by final mass at z=0, outperforming both CNNs and the PINOCCHIO perturbation-theory code.
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STEPSIC: Initial condition generator for stereographic cosmological simulations
STEPSIC is an open-source code that produces first- and second-order LPT initial conditions for stereographic, cylindrical, and arbitrary-aspect-ratio cuboid domains, achieving sub-percent power spectrum accuracy against linear theory and other generators.
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Segmenting proto-halos with vision transformers
Vision transformer models segment proto-halo regions in initial cosmological density fields by final mass at z=0, outperforming both CNNs and the PINOCCHIO perturbation-theory code.