• closedAccess   A note on smoothness measures for space-time surfaces 

      Bohorquez Castañeda, Martha Patricia; Mateu, Jorge; Díaz, Laura Springer Verlag (2013-09)
      The differentiability of a random field has a direct relationship with the differentiability of its covariance function. We review the concept of differentiability of space–time covariance models and random fields, and its ...