2 papers
stat.AP2012
Accounting for spatially varying directional effects in spatial covariance structures
Joaquim H. Vianna Neto, Alexandra Mello Schmidt, Peter Guttorp
Wind direction plays an important role in the spread of pollutant levels over a geographical region. We discuss how to include wind directional information in the covariance functi…
stat.ME2011
A Hierarchical Model for Aggregated Functional Data
Ronaldo Dias, Nancy L. Garcia, Alexandra M. Schmidt
In many areas of science one aims to estimate latent sub-population mean curves based only on observations of aggregated population curves. By aggregated curves we mean linear comb…