Fig. 13.
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Contour charts for bispectrum with equilateral and isosceles shape for central channel (≈1125 MHz), white noise case. The first column corresponds to equilateral case and the second to isosceles one. The first row corresponds to foreground information, the second row corresponds to the 21-cm map from the FLASK simulation and the third row from the reconstructed map (GNILC).
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