Photo-$z$ with CuBAN z : An improved photometric redshift estimator using Clustering aided Back propagation Neural network

New Astronomy（2017）

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摘要

•Improved photometric redshift estimator code.•Uses ANN with self learning clustering of sources.•Smaller residual compare to existing photo-z estimator.•Better estimate of uncertainties in photo-z.•Tested on SDSS Stripe 82 catalog.

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关键词

Methods: data analysis,Techniques: photometric,Galaxies: photometry,Galaxies: distances and redshifts

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