Using GPR-reconstructed angular diameter distances from DESI DR2 BAO and H0LiCOW time-delay lenses, the paper measures γ_PPN = 0.93^{+0.16}_{-0.17} and r_d = 136.36^{+5.14}_{-3.20} Mpc simultaneously without cosmological or gravity assumptions, consistent with GR within 1σ.
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2 Pith papers cite this work. Polarity classification is still indexing.
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astro-ph.CO 2years
2026 2representative citing papers
Validates redshift-space power spectrum and bispectrum analysis on Abacus-PNG mocks to recover unbiased f_NL constraints for Euclid spectroscopic sample.
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Extragalactic test of General Relativity with time-delay gravitational lenses
Using GPR-reconstructed angular diameter distances from DESI DR2 BAO and H0LiCOW time-delay lenses, the paper measures γ_PPN = 0.93^{+0.16}_{-0.17} and r_d = 136.36^{+5.14}_{-3.20} Mpc simultaneously without cosmological or gravity assumptions, consistent with GR within 1σ.
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Euclid preparation: Testing multi-field inflation with galaxy power spectrum and bispectrum
Validates redshift-space power spectrum and bispectrum analysis on Abacus-PNG mocks to recover unbiased f_NL constraints for Euclid spectroscopic sample.