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astro-ph2001
An introduction to artificial neural networks
C. A. L. Bailer-Jones, R. Gupta, H. P. Singh
Artificial neural networks are algorithms which have been developed to tackle a range of computational problems. These range from modelling brain function to making predictions of…
astro-ph2001
Automated stellar classification for large surveys: a review of methods and results
C. A. L. Bailer-Jones
Current and future large astronomical surveys will yield multiparameter databases on millions or even billions of objects. The scientific exploitation of these will require powerfu…
astro-ph2001
Surface features, rotation and atmospheric variability of ultra cool dwarfs
C. A. L. Bailer-Jones
Photometric I band light curves of 21 ultra cool M and L dwarfs are presented. Variability with amplitudes of 0.01 to 0.055 magnitudes (RMS) with typical timescales of an hour to s…