OpenCL Implementation of a Parallel Universal Kriging Algorithm for Massive Spatial Data Interpolation on Heterogeneous Systems

Fang Huang 1,2,*,†, Shuanshuan Bu 1,†, Jian Tao 3,*,† and Xicheng Tan 4,† 1 School of Resources & Environment, University of Electronic Science and Technology of China, 2006 Xiyuan Avenue, West Hi-Tech Zone, Chengdu 611731, China; [email protected] 2 Institute of Remote Sensing Big Data, Big Data Research Center, University of Electronic Science and Technology of China, 2006 Xiyuan Road, West Hi-Tech Zone, Chengdu 611731, China 3 Center for Computation & Technology, Louisiana State University, 2039 Digital Media Center, Baton Rouge, LA 70803, USA 4 International School of Software, Wuhan University, 129 Luoyu Road, Wuhan 430079, China; [email protected] * Correspondence: [email protected] (F.H.); [email protected] (J.T.); Tel.: +86-158-8441-7588 (F.H.); +1-225-578-6960 (J.T.) † These authors contributed equally to this work.