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Hire Dr. Juan Jimenez

Spain

USD 60 /hr

Statistician & Data Analyst.R & Phyton & C++. 30+ years as researcher & consulting. 18+ projects conducted in Kolabtree

Profile Summary

Statistical Analysis and Modeling, Time Series Forecasting, Complex Networks, Surveys Analysis, Item Response Models, Physics. Scientific Publications: Over 45 publications, h index=14 Advisor of 7 Magister students and 5 Ph.D. students. Projects ended at Kolabtree: 1.- Econometric analysis of bond data; 2.- Mathematical epidemiology, disease modeling, Network model, Stability Analysis; 3.-Insurance modeling for price risk in commodities; 4.- Statistical analysis of the impact factor from indexed journals. ; 5.- Statistical Modeling: Packs required to complete a sticker album; 6.- Statistical Analysis: Testing differences in outcomes of patients in intensive care units; 7.- Survey analysis: The relationship between online and offline social networks of adolescents and the development of the sexual agency; 8.- Statistical Modeling: Devising an index to predict the quality of manuscripts from a variable set; 9.- Statistical analysis of the correlation between competitiveness and physical strength; 10.- Strategic Development Plan Goal (Mathematical Formulae Project); 11.- Relationship between maternal prenatal stress level during pregnancy with fetal weight;12.- A prospective randomized controlled trial in patients undergoing cardiac surgery; 13.- Statistician to complete Logistic Regression; 14.- SVM using RStudio; 15.-Characterisation of medical complications; 16.-Quantitative Research Consultant on Public Health; 17.-Analysis and Simulation of Epidemics; 18.Statistical analysis for meningitis project; 19.-Statistical analysis for a case series; 20.- Forecasting sales revenue; 21.- Questionnaire validation; 22.- Design of Experiments

Subject Matter Expertise

• ★ Data Analysis
• ★ Time Series Analysis
• ★ Statistical Analysis
• ☆ Mathematical Models
• ☆ Science (General)
• ☆ Educational Statistics
• ☆ Economics
• ☆ Computational Sciences
• ☆ Biostatistics
• ☆ Clinical Trials
• ☆ Computer Programming
• ☆ Finance Mathematics
• ☆ Predictive analytics
• ☆ Econometrics
• ☆ Statistical Theory
• ☆ Python
• ☆ Data-Driven Decision Making
• ☆ Forecasting
• ☆ Statistical Review

Services

• Writing
• Scientific consulting
• Data Science
• Clinical Research Consulting
• Secondary Research
• Statistical review

Work Experience

• Professor of Satistics

  School of Dentistry, University of Balearic Islands, Mallorca, Spain

  September 2019 - Present

• Professor

  Universidad de las Islas Baleares

  January 2018 - Present

• Data Scientist

  StemHelp

  May 2017 - Present

• Statistical training consulting

  Balearic Health Research Institute

  May 2017 - October 2017

• Statistician

  Global Solutions

  February 2015 - January 2016

• Professor of Applied Mathematics and Statistic

  Universidad Simón Bolívar

  January 2013 - June 2015

• Profesor

  Universidad Central de Venezuela

  March 1978 - July 2011

• Professor of Physics and Computational Science

  Universidad Central de Venezuela

  March 1978 - June 2011

Education

• PhD

  Physics

  September 1978 - March 1983

Publications

JOURNAL ARTICLE
• (2019). Nonlinear characterization of ECGs in patients with Chagas’ disease. Biomedical Physics $\backslash$& Engineering Express.
• (2015). Agent based modeling of the coevolution of hostility and pacifism. International Journal on Modern Physics C.
• (2014). Simulation of the efect of learning on the topology of the functional connectivity of neural networks. Communications in Nonlinear Science and Numerical Simulations. 19. p. 1107--1112.
• (2013). Dynamic risk assessment of the onset of paroxysmal atrial fibrillation. Computing in Cardiology. 40. p. 735--738.
• Alvarez, E. and Jimenez, J. and Moleiro, F. and Rodriguez, A.(2010). Characterizing atypical patterns of Heart Rate before Paroxysmal Ventricular Tachycardia. Medical Engineering & Physics. 32. p. 1131.
• (2006). Bounded-Rational-Prisoner Dilemma: on critical phenomena of cooperation. Applied Mathematics and Computation.
• Dalmagro, Ferm{\i}n and Jim{\'e}nez, Juan and Jim{\'e}nez, Ra{\'u}l and Lugo, Hayd{\'e}e(2005). Co-evolution of bounded rational agents in adaptive social networks. Comput. Econ. Finance.
• (2005). Correlation between strand asymmetry and phylogeny in mithocondrial DNA. Jour. of Theor. Biol.
• (2004). Circadian proles of heart rate and its instantaneous variability in patients afected of chronic Chagas' disease. Revista Española de Cardiologia.
• (2004). Circadian profiles of heart rate and its instantaneous variability in patients with chronic Chagas' disease. Revista Española de Cardioloǵıa (English Edition). 57. (2). p. 130--137. Elsevier Doyma
• (2004). Perfiles circadianos de la frecuencia card́ıaca y de su variabilidad instantánea en una población de pacientes con infección chagásica crónica. Revista española de cardioloǵıa. 57. (2). p. 130--137. Elsevier Doyma
• (2003). Measurement of information flow and nonlinear interdependence. REVISTA MEXICANA DE FISICA. 49. p. 17--20. SOCIEDAD MEXICANA DE FISICA APARTADO POSTAL 70-348, COYOACAN 04511, MEXICO
• (2002). Coupled map networks as communication schemes. Physical Review E. 65. (4). p. 045201. American Physical Society
• (2002). Communication Through Chaotic Map Systems. Phys. Lett. A, 298, 35, 2002. 298.
• (2002). Coupled Map Networks as Communication Schemes. Phys. Rev. E, (R),. 65.
• (2002). Modelado no lineal del electrocardiograma vs variabilidad de la frecuencia card́ıaca en la detección de afectación card́ıaca precoz en la enfermedad de Chagas. Av. cardiol. 22. (4). p. 111--117.
• (2002). Information transfer and nontrivial collective behavior in chaotic coupled map networks. Phys. Rev. E, (R),. 65.
• (2001). The usefulness of the application of nonlinear dynamics in the analysis of electrocardiograms in Chagas' disease patients. Revista espanola de cardiologia. 54. (9). p. 1081--1090.
• (2001). Utilidad de la aplicación de técnicas de modelado no lineal en el análisis de electrocardiogramas de pacientes con infección chagasica. Revista Española de Cardiologia,.
• (2001). Utilidad de la aplicación de técnicas de modelado no lineal en el análisis de electrocardiogramas de pacientes con infección chagásica. Revista Española de Cardioloǵıa. 54. (9). p. 1081--1090. Elsevier Doyma
• (2000). Nonlinear modeling technique for the analysis of DNA chains. Phys. Rev. E.
• (1999). New approach to chaotic encryption. Phys. Lett. A.
• (1996). Improvement in diagnostic sensitivity of chronic chagasic myocarditis with the use of nonlinear techniques. Journal of Investigative Medicine. 44. (3). Lippincott Williams and Wilkins
• (1996). Local optimal metrics and nonlinear modeling of chaotic time series. Phys. Rev. Lett. 76.
• (1992). Detecting chaos by local associative memories. Phys. Lett. A.
• (1990). Thermal conduction and stability of self gravitating spheres. Astrophys. Sp. Sci. Jour.
• (1990). Thermal conduction and the stability of self-gravitating spheres. Astrophysics and space science. 165. (2). p. 211--218. Springer Netherlands
• Esculpi, M. and Herrera, L. and Jimenez, J. and Ibanez, J.(1989). Surface phenomena and the evolution of radiating fluid spheres in general relativity. Astrophys. Jour.
• (1988). Surface phenomena in general relativistic stellar models: critical mass and stability. Phys. Lett. A. 130.
• (1987). Thermal conduction and gravitational collapse. Physical Review D. 36. (10). p. 2986. American Physical Society
• (1987). Junction conditions for radiating fluid spheres with heat flow. Phys. Lett. A.
• (1987). Junction conditions for radiating fluid spheres with heat flow. Physics Letters A. 124. (4-5). p. 248--252. North-Holland
• (1987). Thermal conduction and gravitational collapse. Phys. Rev. D. 10.
• (1987). Bondi metric and conformal motions. Jour. Math. Phys.
• (1986). Axially symmetric gravitational radiation from isolated sources and the deviation from spherical symmetry. Jour. Math. Phys.
• (1985). Interaction between matter and radiation at very high temperatures: I. Compton scattering. The Physics of fluids. 28. (11). p. 3253--3259. AIP
• (1984). Anisotropic fluids and conformal motions in general relativity. Journal of mathematical physics. 25. (11). p. 3274--3278. AIP
• (1982). Complexification of a non rotating sphere: an extension of the Newman-Janis algorithm. Jour. Math. Phys. 23.
• (1980). Evolution of radiating fluid spheres in general relativity. Phys. Rev. D. 15.
• (1979). Radiating Kerr-Newman metric. , 836, 1979. (Con C. Gonzalez y L. Herrera). Jour. Math. Phys. 20.
• (1979). Neutrino fields in axially and reflection symmetric space time. Jour. Math. Phys. 20.
• An exploratory study of referential processes in chronic-schizophrenic patients. Sociedad Mexicana de An{\'a}lisis de la Conducta/Mexican Society of Behavior~…

CONFERENCE PAPER
• (2008). Designing an alarm system for the stratification of risk of cardiac arrhythmias. 2008 Computers in Cardiology. p. 1037--1040.
• (2007). Analysis of the heart rate variability and stratification of the risk of cardiac patients with Chagas’ disease. 2007 Computers in Cardiology. p. 465--467.
• (2003). Circadian profiles of heart rate and its instantaneous variability in patients affected of chronic Chagas' disease. JOURNAL OF HYPERTENSION. 21. p. S258--S258.
• Herrera, L and Jimenez, J(1982). " Ghost" neutrinos and asymptotic flatness. Relativity and Gravitation. p. 197--201.
• (1978). GHOST NEUTRINOS IN ASYMPTOTICALLY FLAT SPACE TIMES. ACTA CIENTIFICA VENEZOLANA. 29. p. 79--79.