Statistics · Data Science · Applied Mathematics Estadística · Ciencia de Datos · Matemática Aplicada

Biviana Marcela
Suárez Sierra

Assistant Professor in the Department of Mathematics at Universidad de los Andes, Bogotá. My work connects statistical inference, time series, changepoint detection, Bayesian methods, educational data science and computational approaches to interdisciplinary problems. Profesora asistente del Departamento de Matemáticas de la Universidad de los Andes, Bogotá. Mi trabajo conecta inferencia estadística, series de tiempo, detección de puntos de cambio, métodos bayesianos, ciencia de datos educativa y herramientas computacionales para problemas interdisciplinarios.

Google Scholar ORCID GitHub EmailCorreo
2026Computational Statistics articleArtículo en Computational Statistics
CCIS 2824R Day 2025 proceedings editorEditora de las memorias R Day 2025
R / PythonReproducible statistical computingComputación estadística reproducible
InterdisciplinaryEnvironment, education & digital humanitiesAmbiente, educación y humanidades digitales
ProfilePerfil

Research interestsIntereses de investigación

Statistical inferenceInferencia estadística

Statistical modeling, estimation, Bayesian inference and uncertainty quantification.Modelación estadística, estimación, inferencia bayesiana y cuantificación de incertidumbre.

Time series & changepointsSeries de tiempo y puntos de cambio

Detection of structural changes, computational methods and reproducible software.Detección de cambios estructurales, métodos computacionales y software reproducible.

Statistical computingComputación estadística

R and Python workflows for reproducible research, simulation and data analysis.Flujos de trabajo en R y Python para investigación reproducible, simulación y análisis de datos.

Interdisciplinary data scienceCiencia de datos interdisciplinaria

Applications in environmental science, education, digital humanities and learning analytics.Aplicaciones en ambiente, educación, humanidades digitales y analítica del aprendizaje.

Research output

PublicationsPublicaciones

Journal

Journal articlesArtículos en revistas

  1. Baumer, B. S. & Suárez Sierra, B. M. (2026).
    tidychangepoint: a unified framework for analyzing changepoint detection in univariate time series.
    Computational Statistics, 41(3).
    DOI: 10.1007/s00180-026-01726-6 · arXiv
  2. Suárez-Sierra, B. M. (2025).
    Factors Associated with Unit-Specific Failure in a University-Level Statistics Course.
    arXiv preprint, arXiv:2510.20100.
    arXiv:2510.20100
  3. Suárez-Sierra, B. M., Gómez-Montoya, K. M. & Taimal, C. A. (2025).
    Pollutants exceedances modeling using non-homogeneous Poisson processes: a case study for Medellín and Bogotá, 2018–2020.
    Air Quality, Atmosphere & Health, 18, 2385–2404.
    DOI: 10.1007/s11869-025-01762-z
  4. Suárez-Sierra, B. M., Coen, A. & Taimal, C. A. (2023).
    Genetic algorithm with a Bayesian approach for multiple change-point detection in time series of counting exceedances for specific thresholds.
    Journal of the Korean Statistical Society, 52(4), 982–1024.
    DOI: 10.1007/s42952-023-00227-2
  5. Suárez-Sierra, B. M., Rodrigues, E. R. & Tzintzun, G. (2021).
    An application of a non-homogeneous Poisson model to study PM2.5 exceedances in Mexico City and Bogotá.
    Journal of Applied Statistics, 49(9), 2430–2445.
    DOI: 10.1080/02664763.2021.1897972
  6. Suárez-Sierra, B. M., Rodrigues, E. R. & Tzintzun, G. (2019).
    Rate of ozone and PM10 exceedances: A case study comparing data from Mexico City and Bogotá.
    Communications in Statistics: Case Studies, Data Analysis and Applications, 5(2), 153–165.
    DOI: 10.1080/23737484.2019.1593066
Edited volume

Books and edited proceedingsLibros y memorias editadas

  1. Suárez, B. M., Conto, R., Hernández, F., Usuga, O., Patiño, C. E. & Quiroz, C. (Eds.). (2026).
    National Meeting of R Users: 3rd R Day Colombia, Medellín, Colombia, November 14, 2025, Proceedings.
    Communications in Computer and Information Science, vol. 2824. Springer, Cham.
    DOI: 10.1007/978-3-032-18455-9
  2. Tabares, M., Vallejo, P., Suarez, B., Suarez, M., Ruiz, O. & Aguilar, J. (Eds.). (2023).
    Advances in Computing: 17th Colombian Conference on Computing, CCC 2023.
    Springer Nature.
    Springer
Proceedings

Conference proceedings chaptersCapítulos en memorias de congresos

  1. Suárez-Sierra, B. M., Coen, A. & Taimal, C. A. (2026).
    Change-Point Detection for Time Series Using the GA-Coen Algorithm: An Implementation in the Tidychange-Point Library in R.
    In National Meeting of R Users. R Day 2025, CCIS 2824, pp. 115–138. Springer, Cham.
    DOI: 10.1007/978-3-032-18455-9_7
  2. Diaz Vargas, J. E. & Suárez-Sierra, B. M. (2026).
    Stochastic Modeling of Exchange Rate Volatility with R: MCMC Simulation.
    In National Meeting of R Users. R Day 2025, CCIS 2824, pp. 271–302. Springer, Cham.
    DOI: 10.1007/978-3-032-18455-9_15
  3. Castaño, C. Q. & Suárez-Sierra, B. M. (2026).
    Multiple Change Detection in Time Series with Inductive Conformal Martingales: A Reproducible Implementation in R.
    In National Meeting of R Users. R Day 2025, CCIS 2824, pp. 303–318. Springer, Cham.
    DOI: 10.1007/978-3-032-18455-9_16
  4. Taimal, C. A., Suárez-Sierra, B. M. & Rivera, J. C. (2024).
    An exploration of genetic algorithms operators for the detection of multiple change-points of exceedances using non-homogeneous Poisson processes and Bayesian methods.
    In Advances in Computing. CCC 2023, CCIS 1924. Springer, Cham.
    DOI: 10.1007/978-3-031-47372-2_20
  5. Barajas-Oviedo, S., Suárez-Sierra, B. M. & Ramírez-Ramírez, L. L. (2024).
    Change point detection for time dependent counts using extended MDL and genetic algorithms.
    In Advances in Computing. CCC 2023. Springer, Cham.
    DOI: 10.1007/978-3-031-47372-2_19
Conference output

Other conference outputsOtros productos de congresos

  1. Baumer, B. & Suárez Sierra, B. M. (2024).
    tidychangepoint: A unified framework for analyzing changepoint detection in univariate time series.
    Joint Statistical Meetings (JSM), Portland, OR.
    Zenodo
CommunityComunidad

Academic serviceServicio académico

Editor

R Day Colombia 2025 Proceedings

Co-editor of National Meeting of R Users, CCIS volume 2824, Springer (2026).Coeditora de National Meeting of R Users, volumen 2824 de CCIS, Springer (2026).

View proceedingsVer memorias
Committee

R Day Colombia 2025

Member of the organizing and scientific committees of the 3rd R Day Colombia, held at ITM in Medellín.Integrante de los comités organizador y científico del 3.er R Day Colombia, realizado en el ITM en Medellín.

Event committeesComités del evento
Peer review

Journal of Applied Statistics

Reviewer for the journal Journal of Applied Statistics.Revisora de la revista Journal of Applied Statistics.

Academic eventsEventos académicos

Talks, workshops & conferencesPonencias, talleres y congresos

  • PyCon Colombia 2026 — NLP in Practice: From Corpus Linguistics to RAG with Python

    Workshop speaker / director and moderator. Intermediate-level session on NLP, BERTopic and RAG workflows in Python.Ponente / directora y moderadora de un taller de nivel intermedio sobre PLN, BERTopic y flujos RAG en Python.

    Official talk pagePágina oficial de la charla

  • 35th International Symposium of Statistics35.º Simposio Internacional de Estadística

    Speaker. Bogotá, July 15, 2026. The 2026 symposium was held July 14–17 in Bogotá.Ponente. Bogotá, 15 de julio de 2026. El simposio 2026 se realizó del 14 al 17 de julio en Bogotá.

    Event websiteSitio del evento

  • XVI CLATSE — Congreso Latinoamericano de Sociedades de Estadística

    Speaker. Pontificia Universidad Católica del Ecuador, Quito, October 20–24, 2025.Ponente. Pontificia Universidad Católica del Ecuador, Quito, 20–24 de octubre de 2025.

    Event websiteSitio del evento

  • R Day Colombia 2025

    Presentation: Using the GA-Coen Algorithm. Medellín, November 14, 2025.Presentación: Using the GA-Coen Algorithm. Medellín, 14 de noviembre de 2025.

    View presentationVer presentación
EducationEducación

TeachingDocencia

Estadística General

Course emphasizing conceptual foundations, interpretation and statistical reasoning.Curso con énfasis en fundamentos conceptuales, interpretación y razonamiento estadístico.

MentoringFormación

Master's thesis supervisionDirección de tesis de maestría

  1. Cristhian Quiroz — EAFIT University (2026). Change-point Detection with Inductive Conformal Martingales Implementing Nonconformity Measures Based on Robust Statistics. Master's thesis in Applied Mathematics.
  2. Karen Melissa Gómez — EAFIT University (2026). Science in the Colombian Public Sphere: A Digital Humanities and NLP Analysis of Opinion Columns (2018–2020). Master's thesis in Data Science and Analytics.
  3. EAFIT University (2025). Implementation of LSTM recurrent neural networks for forecasting PM2.5 particulate matter in the Aburrá Valley. Master's thesis in Data Science and Analytics.
  4. EAFIT University (2023). Predictive analysis of default risk in microcredit: A machine learning approach in the financial sector. Master's thesis in Data Science and Analytics.
  5. EAFIT University (2023). Review of Bayesian statistical techniques for entity matching in large data sets. Master's thesis in Data Science and Analytics.
  6. EAFIT University (2023). Modeling threshold exceedances during dry and wet periods in Colombia using non-homogeneous Poisson processes. Master's thesis in Data Science and Analytics.
  7. EAFIT University (2022). Genetic algorithm with a Bayesian approach for multiple change-point detection in time series of counting exceedances for specific thresholds. Master's thesis in Applied Mathematics.
  8. EAFIT University (2022). Prediction of employee turnover using automatic learning models. Master's thesis in Data Science and Analytics.
  9. Sergio Arboleda University (2021). Study of the correlation of air pollutants in Bogotá. Master's thesis in Applied Mathematics.
  10. Sergio Arboleda University (2021). Detection of change points in time series with a genetic algorithm for modeling exceedances of air pollutants in Bogotá. Master's thesis in Applied Mathematics.
Beyond the classroomMás allá del aula

Outreach & conversations with scienceDivulgación y conversaciones con la ciencia

Central Limit Theorem motivation workshopTaller de motivación del Teorema Central del Límite

Universidad de los Andes, Bogotá (2026).

View presentationVer presentación

Círculos Matemáticos

Collaborative problem-solving sessions for high-school students, focused on mathematical exploration beyond routine classroom exercises.Sesiones colaborativas de resolución de problemas para estudiantes de secundaria, enfocadas en explorar matemáticas más allá de los ejercicios rutinarios de clase.

Workshop guideGuía del taller · GalleryGalería

Ada Lovelace Day — Medellín

STEM outreach activities for girls, highlighting the role of women in science and technology.Actividades STEM para niñas que resaltan el papel de las mujeres en ciencia y tecnología.

Event informationInformación del evento · GalleryGalería
Get in touchContacto

ContactContacto

Academic affiliationAfiliación académica

Departamento de Matemáticas
Universidad de los Andes
Bogotá, Colombia