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astro-ph2008★ 40 cited
Luminous Red Galaxy Halo Density Field Reconstruction and Application to Large Scale Structure Measurements
Beth A. Reid, David N. Spergel, Paul Bode
The complex relationship between the galaxy density field and the underlying matter field limits our ability to extract cosmological constraints from galaxy redshift surveys. Our a…
astro-ph2008★ 29 cited
Measuring Distance Ratios with CMB-Galaxy Lensing Cross-correlations
Sudeep Das, David N. Spergel
We propose a method for cosmographic measurements by combining gravitational lensing of the cosmic microwave background (CMB) with cosmic shear surveys. We cross-correlate the gala…