Tianlai 21 cm data is cleaned via multi-scale PCA-wavelet foreground subtraction and analyzed with spherical Fourier-Bessel decomposition to recover clustering signals without flat-sky biases.
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A remotely controllable operation system was designed for the Tianlai experiment emphasizing simplicity, flexibility, EMI control, and security using a local area network.
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Foreground Mitigation and Power Spectrum Analysis for Tianlai Full-Sky 21 cm Survey Observation
Tianlai 21 cm data is cleaned via multi-scale PCA-wavelet foreground subtraction and analyzed with spherical Fourier-Bessel decomposition to recover clustering signals without flat-sky biases.
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The Operation Control System for the Tianlai Experiment
A remotely controllable operation system was designed for the Tianlai experiment emphasizing simplicity, flexibility, EMI control, and security using a local area network.