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astro-ph.IM2013★ 29 cited
Search for carbon stars and DZ white dwarfs in SDSS spectra survey through machine learning
Jianmin Si, Ali Luo, Yinbi Li +5
Carbon stars and DZ white dwarfs are two types of rare objects in the Galaxy. In this paper, we have applied the label propagation algorithm to search for these two types of stars…
astro-ph.IM2013
The Effects of Spectrograph Slit Modes on the Accuracy of Stellar Radial Velocity Measurement and Atmospheric Parameter Estimation
FengFei Wang, HaoTong Zhang, A-Li Luo +3
Spectrograph slit is conventionally used to enhance the spectral resolution and manage how much light can be allowed to enter spectrograph. A narrower slit provides a higher resolu…