Fig. 2 from Distributions of Galaxy Spectral Types in the Sloan Digital Sky Survey

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Distributions of Galaxy Spectral Types in the Sloan Digital Sky Survey

Authors: C. W. Yip, A. J. Connolly, A. S. Szalay, T. Budavári, M. SubbaRao, J. A. Frieman, R. C. Nichol, A. M. Hopkins, D. G. York, S. Okamura, J. Brinkmann, I. Csabai, A. R. Thakar, M. Fukugita, and Ž. Ivezić

Yip et al. 2004 The Astronomical Journal 128 585.

Provider: AAS Journals

Caption: Fig. 2.

Left: Mean‐interpolated and KL‐repaired (20 iterations) versions of an artificially masked spectrum, overlaid on the original unmasked spectrum. Right: Convergence of KL‐repaired spectra as a function of iteration.

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