%0 Journal Article %T Validation of All-Sky Imager Technology and Solar Irradiance Forecasting at Three Locations: NREL, San Antonio, Texas, and the Canary Islands, Spain %A Richardson, Walter %A CaƱadillas, David %A Moncada, Ariana %A Guerrero-Lemus, Ricardo %A Shephard, Les %A Vega-Avila, Rolando %A Krishnaswami, Hariharan %J Applied Sciences %V 9 %N 4 %@ 2076-3417 %D 2019-02-17 %I Multidisciplinary Digital Publishing Institute %~ DeepDyve