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Admissible nested covariance models over spheres cross time
(Springer New York LLC, 2018)
Nested covariance models, defined as linear combinations of basic covariance functions, are very popular in many branches
of applied statistics, and in particular in geostatistics. A notorious limit of nested models is ...
Changes in tuberculin skin test positivity over 20 years in periurban shantytowns in Lima, Peru
(American Society of Tropical Medicine and Hygiene, 2013)
A cross-sectional, community-based study was performed in 2012 with 428 residents of periurban shantytowns in Lima, Peru to study risk factors for and changes in latent tuberculosis infection in age-stratified groups ...