Empirical aperture corrections for SDSS absorption indices, derived via CALIFA simulations, reach 15% of dynamical range at low redshift and reduce overestimates of old galaxy fractions by up to 10%.
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Simulations of Euclid Deep Fields show that cosmic web structures can be reconstructed from H-alpha galaxies with biases from redshift distortions and selection effects that can be partially mitigated, allowing recovery of stellar mass gradients toward filaments.
citing papers explorer
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Correcting the fiber-aperture bias affecting galaxy stellar populations in the Sloan Digital Sky Survey. Aperture corrections to absorption indices based on CALIFA integral field observations
Empirical aperture corrections for SDSS absorption indices, derived via CALIFA simulations, reach 15% of dynamical range at low redshift and reduce overestimates of old galaxy fractions by up to 10%.
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Euclid preparation. 3D reconstruction of the cosmic web with simulated Euclid Deep spectroscopic samples
Simulations of Euclid Deep Fields show that cosmic web structures can be reconstructed from H-alpha galaxies with biases from redshift distortions and selection effects that can be partially mitigated, allowing recovery of stellar mass gradients toward filaments.