2 papers
astro-ph2003
An estimate of Ω_m without priors
Hume A. Feldman, Roman Juszkiewicz, Pedro Ferreira +10
Using mean relative peculiar velocity measurements for pairs of galaxies, we estimate the cosmological density parameter and the amplitude of density fluctuations . Our…
astro-ph2003
Optimal Moments for the Analysis of Peculiar Velocity Surveys II: Testing
Hume A. Feldman, Richard Watkins, Adrian L. Melott +1
Analyses of peculiar velocity surveys face several challenges, including low signal--to--noise in individual velocity measurements and the presence of small--scale, nonlinear flows…