Research Projects

 

• Geostatistical analysis of functional data: two new approaches. Financed by Universidad Nacional de Colombia (DIB) March 2010–March 2012.

• Teaching nonparametric statistics. Financed by Universidad Nacional de Colombia  (DIB), Code DIB: 803887.  August 2003 -July 2005.

• Soil management under precision agriculture. Financed by COLCIENCIAS, Code: 2020-10-040-99. February 2004-February 2005.

• Non parametric methods based on runs. Financed by Universidad Nacional de Colombia  (DIB),  Code DIB: 803611.  2003

• Applied geostatistics for modeling ecological variables in marine biology. Financed by COLCIENCIAS, Code: 2105-09-210-96. October 1996- May 2000.

 

Research Student Supervision

 

PhD Thesis

 

• Spatial sampling of functional and spatio-temporal data. Martha Bohorquez. Universidad Nacional de Colombia. Started July 2011. Advisors: Ramón Giraldo and Jorge Mateu.

• Space-time coupled covariance models. Carlos Alonso. Universidad Nacional de Colombia. Started July 2011. Advisors: Emilio Porcu and Ramón Giraldo.

 

Master Thesis

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• Mixed linear model with a functional covariate. Application to chlorophyll data. Gustavo Gómez. Master in Statistics. Universidad del Valle, Cali, Colombia. March 2018.

• Spatio-temporal point process modeling of urban crime data in Bogotá through conditional intensities techniques. David Contreras. Master in Statistics. Universidad Nacional de Colombia. March 2018.

• Temporal prediction of wind speed in Bogotá by using Hilbert space autoregressive models. Alexander Fuentes. Master in Statistics. Universidad Nacional de Colombia. November 2017.

• A spatial randomness test based on Box-Counting dimension. Yolanda Caballero. Master in Statistics. Universidad Nacional de Colombia. October 2017. 

• Multivariate geostatistical prediction by using functional methods and Andrews curves. María Paula Dueñas. Master in Statistics. Universidad Nacional de Colombia. October 2017.

• Teaching counting and combinatorics using APOE methods. Diana Dominguez. Master in Teaching Sciences. Universidad Nacional de Colombia.

• Teaching regression by simulation. Jesús Villaraga. Master in Teaching Sciences. Universidad Nacional de Colombia.

• Birnbaum-Saunders regression with geostatistical data. Sergio Martínez. Master in Statistics. Universidad Nacional de Colombia. October 2016.

• Fuzzy mathematical programming applied to transformations in multiple regression. Christian Camilo Rodríguez. Master in Statistics. Universidad Nacional de Colombia. October 2016

• Modeling daily precipitation through regression for functional data, integrating satellite images. Johann Ospina. Master of Statistics. Universidad del Valle. In Codirection with Mercedes Andrade.

• Development of random thought. A contribution for teaching statistics and probability. Yadira Carrion. Master in Teaching Sciences. Universidad Nacional de Colombia, July 2013.

• Teaching confidence intervals with R. Master in Teaching Sciences.  Universidad Nacional de Colombia, November 2012.

•  methodology for spatial prediction of a scalar variable using information of a functional covariate. Luís Herrera, Universidad Nacional de Colombia. July 2012.

• Spatial prediction of density functions. Elias Salazar. MSc Statistics. Universidad Nacional de Colombia-Universidad de Cartagena. February 2012.

• Spatial Analysis of functional brain data: A study with evoked potentials. Jeimy Aristizabal.  MSc Statistics. Universidad Nacional de Colombia. September 2011.

• Universal kriging for functional data. William Caballero. Universidad Nacional de Colombia-Universidad de Cartagena. MSc Statistics. September 2011.

• Large-Scale spatial variation of the abundance and population structure of Anadara tuberculosa in the Colombian pacific coast. Silvana Espinoza. MSc Biology. Universidad del Valle. Octubre 2011.

• Study of plant species of an Andean forest using spatial statistics. Nelly Rodríguez. Specialization in statistics (equivalent to Master of Arts in Statistics). Universidad Nacional de Colombia. February 2004.

• Geostatistical analysis of some metal elements obtained in soil samples of Cauca Romeral, Colombia. Jairo Ramírez. Specialization in statistics (equivalent to Master of Arts in Statistics). Universidad Nacional de Colombia. June 2003. 

 

Upgrade final projects

 

• Confidence intervals for the mean with spatially correlated data. Sergio Martínez. Universidad Nacional de Colombia. December 2012.

• An overview about the normality assumption in geostatistics. Andrés Ramírez. Universidad Nacional de Colombia. December 2011.

• Functional data analysis applied to genomic data of Streptococcus pyogenes. Carol Cardozo. December 2011.

• Residual kriging for functional data. Adriana Reyes. Universidad Nacional de Colombia. December 2010.

• Multivariate analysis of regionalized variables measured in a maize crop. Andrea Ramírez. Universidad Nacional de Colombia. June 2005.

• Detecting outliers in regionalized variables. Yimer Patarroyo. Universidad Nacional de Colombia. June 2005.

• Geostatistical modeling of edafic and agronomic variables. Juan David Muñoz. Universidad Nacional de Colombia. March 2005.

• Split plot design with spatial correlation. Gisella Castrillón.  Universidad Nacional de Colombia. February 2004. 

• Cluster analysis of regionalized variables: A study case. Rosa Sosa. Universidad Nacional de Colombia. January 2003.

• Spatial analysis of cotton yield using geostatistical methods. A study case. Andrea Cuellar.  Universidad Nacional de Colombia. June 2003. 

• Modeling physical and chemical variables at Ciénaga de Pajarales. Paola Rojas. Universidad Jorge Tadeo Lozano. March 2000. 

 

Ph.D. Committee

 

Andrés Ramírez H. Stationarity and spatial unit roots in regional data. Universidad Nacional de Colombia, Medellín Campus. June 2012.