Artículos en Revistas

2009

Sanhueza,A;Sen,P.K;Leiva,V A robust procedure in nonlinear models for repeated measurements.COMMUNICATIONS IN STATISTICS-THEORY AND METHODS,38(1): 138-155 2009.

Balakrishnan,N;Leiva,V;Sanhueza,A;Cabrera,E. Mixture inverse Gaussian distributions and its transformations, momentes and applications.STATISTICS,43(1):91-104 2009

Leiva,V;Sanhueza,A;Angulo,J. A length-biased version of the Birbaum-Saunders distribution with application in water quality.STOCHASTIC ENVIROMENTAL RESEARCH AND RISK ASSESSMENT,23(3):299-307 MAR 2009

Barros,M;Paula,GA;Leiva,V. An R implementation for generalized Birnbaum-Saunders distributions.COMPUTATIONAL STATISTICS & DATA ANALYSIS,53(4). 1511-1528FEB 2009

Osorio,F;Paula,GA;Galea,M. On estimation and influence diagnostics for Grubbs`model under heavy-tailed distributions.COMPUTATIONAL STATISTICS & DATA ANALYSIS.53(4):1249-1263 FEB 2009

Meza,C;Jaffrezic,F;Foulley,JL Estimation in the probit normal model for binary outcomes using the SAEM algorithm.COMPUTATIONAL STATISTICS & DATA ANALYSIS,53(4): 1350-1360 FEB 2009.

Guiraud,P;Leiva,V;Fierro,R. A non central version of the Birnbaum-Saundres distribution for reliability analysis.IEEE TRANSACTIONS OF RELIABILITY,58.152-160 MAR 2009

Leiva,V; Sanhueza,A; kelmansky,DM; Martinez,EJ. on the glog-normal distribution and its application to the gene expression problem. COMPUTATIONAL STATISITICS & DATA ANALYSIS. VOL 53(5) 1613-1621 Sp.Iss.SI MAR 2009

Castro,KC; Kelmansky,DM; Leiva,V; Martinez,EJ. A new godness-of-fit test for censored data with and application in monitoring processes.COMMUNICATIONS IN STATISTICS: Simulation and computation. Vol 38(6): 1161-1177 2009

Aspirot,L; Bertin,K; Perera,G. Asymptotic normality of the Nadaraya-Watson estimator for nonstationary functional data and applications to telecommunications.JOURNAL OF NONPARAMETRIC STATISTICS. VOL 21(5); 535-551 JUL 2009

Bustos,O.H:; Ruiz,M; Ojeda,S; Vallejos,R; Frery,A.C. Asymptotic behavior of RA-estimates in autoregressive 2D processes..JOURNAL OF STATISTICAL PLANNING AND INFERENCE. VOL 139(10): 3649-3664 OCT 2009

S. Torres, C. Tudor Donsker Type Theorem for the Rosenblatt Process and a Binary Market Model. STOCHASTIC ANALYSIS AND APLICATIONS. Vol. 27, Nº 3, Pag. 555-573. 2009

S. Torres, F. Viens M. Levine Estimators for the long-memory parameter in LARCH models, and fractional Brownian motion. STATISTICAL INFERENCIE FOR STOCHASTIC PROCESSES. Vol. 12, Nº 3, Pag. 221-250

Rifo, Laura L.R., S. Torres Full Bayesian Analysis for a Class of Jump-Diffusion Models. COMMUNICATIONS IN STATISTICS. Vol. 38 Nº8, Pags. 1262-1271.2009

2008

Galea,M;Díaz,GJA;Vilca,F. Influence diagnostics in the capital asset pricing model under elliptical distributions.JOURNAL OF APPLIED STATISTICS. VOL 35(2): 179-192

Leiva,V; Riquelme,M;Balakrishnan N;Sanhueza,A. Life time analysis based on generalized Birnbaum-Saunders distribution.COMPUTATIONAL STATISTICS & DATA ANALYSIS. VOL 52(4): 2079-2097

Sanhueza,A;Leiva,V;Balakrishnan,N The generalized Birnbaum-Saunders distributions and its theory, methodology and application.COMMUNICATIONS IN STATISTICS THEORY AND METHODS.VOL 37(5): 645-670

Leiva,V;Barros,M;Paula,GA;Sanhueza,A Generalized Birnbaum-Saunders distributions applied to air pollutant concentration.ENVIRONMETRICS. VOL 19(3): 235-249

Fierro,R;Torres,S. A stochastic scheme of approximation for ordinary differential equations. ELECTRONIC COMMUNICATIONS IN PROBABILITY. VOL 13. 1-9

Sanhueza,A;Leiva,V;Balakrishnan,N A new class of inverse Gaussian type distributions.METRIKA.VOL 68(1): 31-49

Cademartori,D;Navia,R;Galea,M;Osorio,F. Prediction of the economic activity from the short and long-term interest rate differential:new evidences in Chile and the United States of America cases.APPLIED ECONOMICS LETTERS. VOL 15(9): 707-712

L.Calderón,G; R.Villarreal,C; G.Valencia, C.Henríquez,R P.Gutiérrez,C Systematic inflamation, endothelial dysfunction and activation in clinically healthy children exposed to air pollution.INHALATION TOXICOLOGY. VOL 20: 499-506

Leiva,V;Hernández,H;Sanhueza,A An R package for a general classdof inverse gaussian distributions.JOURNAL OS STATISTICAL SOFTWARE.VOL 26(4):

Barros,M;Paula,GA;Leiva,V. A new class of survival regression models with heavy- tailed errors: robutness and diagnostics.LIFETIME DATA ANALYSIS. VOL 14(3): 316-332

Meza,C;Jaffrezic,F;Foulley,J-L. REML estimation of variance parameters in nonlinear mixed effects using the SAEM algorithmBIOMETRICAL JOURNAL..VOL 49(6): 876-888

Leiva, V;Sanhueza,A; Sen, P.K;Paula, G.A. A random number genertors for the generalized Birnbaum-Saunders distribution.JOURNAL OF STATISTICAL COMPUTATION AND SIMULATION. VOL 78(11): 1105-1118

Calderon,GL;Mora,TA;Ontiveros,E;Gomez,GG;Barragan,MG;Broadway,J;Chapman,S;Valencia,SG;Jewells,V;Maronpot,R;Henriquez,RC et al. Air pollution cognitive deficits and brain abnormalities.A pilot study with children and dogs.BRAIN AND COGNITION. VOL 68(2): 117-127

De Castro,M;Galea,M;Bolfarine,H. Hypothesis testing in an errors-in-variables model with heteroscedastic measurement errors.STATISTICS IN MEDICINE. VOL 27(25): 5217-5234

Vallejos,R. Assessing the association between two spatial or temporal sequences.JOURNAL OF APPLIED STATISTICS. VOL 35(11-12): 1323-1343

Coutinho,R;Fernandez,B;Guiraud,P Symbolic dynamics of two coupled Lorenz maps: From uncoupled egime to synchronization.PHYSICA D-NONLINEAR PHENOMENA. VOL 237(19): 2444-2462

Calderon,GLSolt,A; Henriquez,RC; Torres,JR et al. Long-term air pollution exposure is associated with neuroinflammatation, an altered innate inmune response,disruption of the blood-brain barrier,ultrafine particulate deposition, and accumulation of the amyloid ß-42 and a-synuclein in children and young adults.TOXICOLOGIC PATHOLOGY. VOL 36(2): 289-210

Leiva,V; Sanhueza,A; Silva, S; Galea,M. A new three-parameter extension of the inverse gaussian distribution. STATISTICS & PROBABILITY LETTERS. VOL 78(11): 1266-1273

Rukhin,AL; Vallejos,R. Codispersion coefficients for spatial and temporal series. STATISTICS & PROBABILITY LETTERS. VOL 78(11): 1290-1300

Bertin,K; Lecué,G. Selection of variables and dimension reduction in high-dimensional non parametric regression. ELECTRONIC JOURNAL OF STATISTICS. VOL 2 : 1224-1241

2007

Díaz-García, J.A., Leiva, V. (2007). Erratum to a new family of life distributions based on the elliptically contoured distributions. Journal of Statistical Planning and Inference 137, 1512-1513. doi: 10.1016/j.jspi.2006.06.040.

Leiva, V., Barros, M., Paula, G.A. and Galea, M. (2007). Influence diagnostics in log-Birnbaum–Saunders regression models with censored data. Computational Statistics and Data Analysis 51, 5694–5707. doi: 10.1016/j.csda.2006.09.020.

Osorio, F.; Paula, G. A. and Galea, M. (2007). Assessment of local influence in elliptical linear models with longitudinal structure. Computational Statistics & Data Analysis 51 (9), 4354-4368. doi: 10.1016/j.csda.2006.06.004.

2006

Osorio, F. and Galea, M. (2006). Detection of a change-point in Student-t linear regression models. Statistical Papers 47 (1), 31-38. doi: 10.1007/s00362-005-0271-x.

Leiva, V.; Hernández, H. and Riquelme, M. (2006). A new package for the Birnbaum-Saunders distribution. R News 6 (4), 35-40.

Vallejos, R. and Garcia-Donato, G. (2006). Bayesian analysis of quarter plane moving average models. Journal of Statistical Computation and Simulation 76 (2), 131-147.

Vilca, F. and Leiva, V. (2006). A new fatigue life model based on the family of skew-elliptical distributions. Communications in Statistics: Theory and Methods 35, 229—244.

2005

Díaz-García, J.; Ramos-Quiroga, R. and Cabrera-Vicencio, E. (2005). Stochastic programming methods in the response surface methodology. Computacional Statistics & Data Analysis 49, 837-848.

Galea, M.; Bolfarine, H. and Vilca, F. (2005). Local influence in comparative calibration models under elliptical-t distributions. Biometrical Journal 47, 691-706.

De Castro, M.; Galea, M.; Bolfarine, H. and Castilho, M. (2005). Detection of analytical bias when comparing two or more measuring methods. Journal of Chemometrics 18, 431-440.

De Castro, M.; Bolfarine, H.; Galea, M. and Castilho, M. (2005). An exact test for analytical bias detection. Analytica Chimica Acta 538, 375-381.

Galea, M.; Paula, G. and Cysneiros, F. (2005). On diagnostics in symmetrical nonlinear models. Statistics & Probability Letters 73, 459-467.

Quintana, F.; Iglesias, P. and Galea, M. (2005). Bayesian robust estimation of systematic risk using product partition models in the Chilean stock market. Applied Financial Economic Letters 1, 313-320.

Díaz-García, J. A. and Leiva, V. (2005). A new family of life distributions based on the contoured elliptically distributions. Journal of Statistical Planning and Inference 128 (2), 445-457.

2004

Allende, H.; Elias, M. and Torres, S. (2004). Estimations of the options prime: micro-simulation of BSDE’s. International Statistical Review 72 (1), 107-121.

Allende, H.; Lacourly, N. and Torres, S. (2004). A goodness of fit test in moving average time series. Communications in Statistics Theory and Methods 33 (8), 1899-1915.

Barrera, N.; Morales, B. and Torres, S. (2004). Villalón: Prediction of synergism on frequency of reponses in the attojoule range. Physical Chemistry Chem. Phys 6, 1806-1814.

Galea, M.; Ma, J. and Torres, S. (2004). Price Calculation for power exponential jump diffusion models – A Hermite serie approach. Contemporary Mathematics. 336, 137-159.

Calderón-Garcidueñas, L.; Maronpot, R. R.; Torres-Jardón, R.; Henríquez-Roldán, C.; Schoonhoven, R.; Acuña-Ayala, H.; Villarreal-Calderón, A.; Nakamura, J.; Fernardo, R.; Reed, W.; Azzarelli, B. and Swenberg, J. (2004). Brian inflammation and Alzheimer´s-like pathology in individuals exposed to severe air pollution. Toxicology Pathology 32, 1-9.

Torres, S. and Tudor, C. (2004). The Euler scheme for a class of anticipating stochastic differential equations. Random Operators and Stochastic Equations 12, 211-225.

Vallejos, R. and Mardesic, T. (2004). A recursive algorithm to restore images based on robust estimation of NSHP autoregressive models. Journal of Computational and Graphical Statistics (1), 674-682.

2003

Cademartori, D.; Romo, C.; Campos, R. and Galea, M. (2003). Robust estimation of systematic risk using the t distribution in the Chilean Stock Markets. Applied Economics Letters 10, 447-453.

Galea, M.; Uribe, M. and Paula, G. (2003). On influence diagnostic in univariate elliptical linear regression models. Statistical Papers 44, 23-45.

Galea, M.; de Castilho, M.; Bolfarine, H. and de Castro. (2003). Detection of analytical bias. The Analyst 128, 1073-1081.

Galea, M., Jin, M. and Torres, S. (2003). Price calculation for power exponential jump-diffusion models - A Hermite-series approach. Contemporary Mathematics 336. Stochastic Models, 137-160.

Díaz-García, J. A. and Leiva, V. (2003). Doubly non-central t and F distributions obtained under singular and non-singular elliptic distributions. Communications in Statistics: Theory and Methods 32(1), 11-32.

Díaz-García, J. A.; Galea, M. and Leiva, V. (2003). Influence diagnostics for multivariate elliptic regression linear models. Communications in Statistics: Theory and Methods 32 (3), 625-641.

Parker, E.; Lewis H.; Margolis, L. H.; Eng, E. and Henríquez-Roldán, C. F. (2003). Assessing the capacity of health departments to engage in participatory, community-based public health. American Journal of Public Health 93 (3), 472-476.

2002

Galea, M.; Bolfarine, H. and Vilca-Labra, F. (2002). Influence diagnostics in structural errors-in-variables model under Student-t distribution. Journal of Applied Statistics 29, 1191-1204.

Díaz-García, J. A.; Leiva, V. and Galea, M. (2002). Singular elliptical distribution: density and its applications. Communications in Statistics: Theory and Methods 31 (5), 665-681.

Villarreal-Calderón, A.; Acuña, H.; Villarreal-Calderón, J.; Henríquez-Roldán, C.; Valencia-Salazar, G. and Calderón-Garcidueñas, L. (2002). Assessment of physical education time and outdoor time in elementary and middle school students in South Mexico City: the dilemma between physical fitness and the adverse effects of outdoor pollutant exposure. Archives of Environmental Health 57 (5), 450-460.

Keyserling, T. C.; Samuel-Hodge, C. D.; Ammerman, A. S.; Ainsworth, B. E.; Henríquez-Roldán, C. F.; Elasy, T. A.; Skelly, A. H.; Johnston, L. F. and Bangdiwala, S. I. (2002). A randomized trial of an intervention to improve self-care behaviors of african-american women with type 2 diabetes. Diabetes Care 25 (9), 1576-1583.

Kobilansky, M.; Lepeltier, J. P.; Quenez, M. C. and Torres, S. (2002). Existence for reflected BSDE with quadratic coefficient. Probability and Mathematical Statistics 22 (1), 51-83.

Ma, J.; Protter, P.; San Martín, J. and Torres, S. (2002). Numerical method for Backward Stochastic Differential Equations. Annals of Applied Probability 12, 302-316.

Ojeda, S.; Vallejos, R. O. and Lucici, M. (2002). Performance of robust RA estimator for bidimensional autoregressive models. Journal of Statistical Computation and Simulation 72 (1), 47-62.

2001

San Martín, J. and Torres, S. (2001). Euler scheme for countable systems of stochastic differential equations. Statistics and Probability Letters 54 (3), 251-259.

Fierro, R. and Torres, S. (2001). The Euler scheme for Hilbert space valued stochastic differential equations. Statistics and Probability Letters 57 (3), 207-213.

Allende, H.; Galbiati, J. and Vallejos, R. O. (2001). Robust image modeling on image processing. Pattern Recognition Letters 22 (11), 1219-1231.

Ojeda, S.; Vallejos, R. O. and Lucini, M. (2001). Estimacion robusta en modelos para imagenes. Información Tecnologica 12 (5), 139-144.

2000

Galea, M.; Riquelme, M. and Paula G. A. (2000). Diagnostic methods in elliptical linear regression models. Brazilian Journal of Probability and Statistics 14, 167-184.

Arellano, R.; Galea, M. and Iglesias, P. (2000). Bayesian analysis in elliptical linear regression models. Revista de la Sociedad Chilena de Estadística 16/17, 59-104.

Bolfarine, H. and Galea, M. (2000). On strucutural comparative calibration with auxiliary information. Estadística 52, 11-38.

Kelsey, K. S.; Campbell, M. K.; Tessaro, I.; Benedict, S.; Belton, L.; Fernandez, L. M.; Henríquez-Roldán, C. and DeVellis, B. (2000). Social support and health behaviors among blue-collar women workers. American Journal of Health Behavior 24 (6), 434-443.

Campbell, M. K.; Tessaro, I.; DeVellis, B.; Benedict, S.; Kelsey, K.; Belton, L. and Henríquez-Roldán, C. (2000). Tailoring and targeting a worksite health promotion program to address multiple health behaviors among blue-collar women. American Journal of Health Promotion 14 (5), 306-313.

Keyserling, T. K.; Ammerman, A. S.; Samuel-Hodge, C. D.; Ingram, A. F.; Skelly, A. H.; Elasy, T. A.; Johntston, L. F.; Cole, A. S. and Henríquez-Roldán, C. F. (2000). A Diabetes management program for African American women with type 2 diabetes: Description of the intervention, study design, and baseline results. Diabetes Educator 26 (5), 796-805.