An FFT-based estimator recovers the angular bispectrum from gridded radio-interferometric visibilities across all triangle shapes, validated on simulated MWA data at 154.25 MHz.
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A visibility-based angular bispectrum estimator for radio-interferometric data
An FFT-based estimator recovers the angular bispectrum from gridded radio-interferometric visibilities across all triangle shapes, validated on simulated MWA data at 154.25 MHz.