Seminars

Research and development - Seminars
2025

Redes Sociales Continuas:

Redes neuronales sobre grafos para la clasificación de asentamientos informales:

Inferencia Robusta y Cuantificación de Incertidumbre para la Toma de Decisiones Basada en Datos:

Metodologías de identificación de tipos celulares a partir de datos de secuenciación de RNA de célula sencilla:

2024

An empirical exploration of production networks and the diffusion of shocks:

Network-based approach for stress-responsive genes identification in plants:

Optimization-based approximation algorithms:

Optimal ambulance positioning assignment using reinforcement learning:

Spillover Gridlock:

Evaluation of Spatial Interventions through the Generation of Counterfactual Rasters

Mechatronic prosthesis:

For Upper Limb through Geometric Study of Articulated Mechanisms

Diffusion Model for Anura Call Generation with FID Selection.:

Boundary crossing densities for Brownian motion:

Un paquete Python para la equidad secuencial mediante el transporte óptimo con aplicaciones en seguros:

Dimension reduction:

for binary classification problems through linear projections

Un Modelo de Dinámica de Opinión Evolutiva del Activismo Político Informado por Encuestas:

Regulation of the development and use of artificial intelligence systems:

Government innovation in the age of artificial intelligence:

Optimal design of electricity auctions from deep learning:

Preserving Heritage:

Developing a Translation Tool for Indigenous Dialects

Understanding the role of mucins in human health:

DP-Auditorium:

A library for auditing differential privacy

2023

Police & Thieves:

an Equilibrium Spatial Model of Crime and Surveillance

Data-driven material balance models in waterfloods:

Estimation of Morse indices:

Of a topological variety from an iid sample of data.

Data augmentation:

For medical images

Methods to design:

Operate and evaluate systems in uncertain environments

RELand:

Algorithmic estimation of antipersonnel landmine risk

Truth Commission data:

estimated underreporting of victims

Analysis of the fairness of the most common models in Predictive Security:

Policy evaluation under Markovian noise:

using Online Bootstrap Inference algorithm

Batch Learning SDDP for Long-Term Hydrothermal Planning:

The holographic principle (A historical perspective):

Predicting and Visualizing Safety Risks for Ride-hailing Drivers:

Data analytics for sustainability:

Differentiation in Differences in Difference designs:

Double-robust estimators in log-linear capture-recapture models:

Non-Price Competition and Risk Selection Through Hospital Networks:

Road to the Future:

Identifying Impacts of Roads on Education in Colombia

Explainable artificial intelligence (XAI):

Problems and prospects

Prediction of vehicular accident fatalities in Bogota:

2022

Learning and planning under uncertainty:

For wildlife conservation

Close elections regression discontinuity designs:

in multi-seat systems

Towards Data Driven Networked Epidemic Modeling:

Indigenous Communities:

In the Huasteca Potosina

Use of Artificial Neural Networks:

For Causal Inference Through Synthetic Control

Boosting Algorithms:

For Classification and Linear Regression Models

Detection of observations:

In electronic bidding documents for public procurement audits

Modelling Under-reported Spatio-temporal:

Events

Learning policies for decision-making with causal machine learning:

Statistical methods:

For the quantification of the armed conflict in Colombia

A model-based filter to improve local differential privacy:

Multidimensional poverty measurement:

Focused on individual deprivation and preferences for Colombia

Perreology:

How to use music in statistical analysis?

Optimization for park rangers:

Design of patrolling agendas in a nature reserve in Ecuador

A Proposal of Best Practices for Risk Adjustment in Colombia:

Risk selection through hospital networks:

The place of law in the urban digital era:

A fair allocation algorithm for predictive police patrolling:

Large-Scale Microgrids Optimal Management:

Effect of adolescent victimization on future delinquent behaviors:

Model validation:

For the prediction of homicides in Bogota

Alternatives in Spectral Clustering:

Homophily and co-evaluation of networks and opinions:

Identification of human trafficking networks:

In online escort ads written in Spanish

Coalitional Stability in Matching Problems with Externalities and Random Preferences:

2021

Racial Discrimination and Housing Outcomes in the United States Rental Market:

Designing Mechanisms for Social Good:

How to Maximize the Utility of a Limited Number of COVID Tests

Graph Machine Learning:

Electricity Price Fundamentals in Hydrothermal Power Generation Markets:

From Mathematical Engineering to action in the public sector:

Experiences and learning

Economic efficiency in the natural gas supply market in Colombia:

Anomaly Detection and Market Power in the Colombian Electricity Sector:

Strategies for estimating the reproduction number of a disease:

Using Artificial Intelligence and data science to drive and monitor sustainable development goals:

Self Unit Commitment:

of Combined Cycle Gas-Fired Thermal Power Plants Considering Real Operating Constraints

Including leaps in portfolio construction:

Nowcasting economic activity from Google Trends:

A Deep Learning approach in post-pandemic

Private management and strategic:

Bidding behavior in electricity markets

Pricing the exotic:

Path-dependent American options with stochastic barriers

Spatial-temporal dynamics in the overlapping and concentration of crimes:

An applied case for Medellín

CoMiMo:

Detection of illegal mines using satellite data and machine learning

The role of the informal sector in the COVID crisis:

A buffer or an amplifier?

Understanding the Effect of Compliance with Quarantines and Closures:

On the Occurrence of Domestic Violence in Bogotá.

Methodologies for homicide analysis and prediction:

Detection and analysis of economic sectors:

With perception of unfair competition

Are frequency and severity independent in health insurance?:

Development of an automatic identification methodology:

De diagnósticos críticos a nivel cerebral en el departamento de Radiología

Visual analysis:

For urban crime analysis.

2020

Colombian agriculture in pixels new contributions:

To the inverse size-productivity relationship

Modelos sistémicos de inteligencia epidemiológica para estimar las dinámicas de infección del COVID-19 apoyando la toma de decisiones:

Evaluating probabilistic:

Forecasting algorithms for hierarchical time series

A Review on Machine Learning:

For Neutrino Experiments

Detecting anomalous payments networks:

A dimensionality reduction approach

Prediction model:

Of quarrels in Bogota using time series

Interpretability on Sentiment Analysis:

Of content related to Perception of Security

Cost Sharing and the Demand:

For Health Services in a Regulated Market

Artificial Intelligence:

To Predict Corruption in Colombia's Municipal Public Administration

Stochastic Gradient and Stochastic Approximation:

Applied to Q-learning

Interpretable Machine Learning:

Methods and Challenges

Principled Training of Generative Adversarial:

Networks with Wasserstein metric and Gradient Penalty

Macro Model:

SIR for Colombia

Optimization Model:

Of Public Policies to Confront COVID-19

Macroeconomics:

In times of COVID-19 (Topic 2)

Effects on the Colombian economy of COVID-19:

A computable general equilibrium analysis (Topic 1)

Prediction Models:

For Personal Injury and Perception of Safety.

Spatio-temporal:

Models with street-level image features for robbery modeling (Topic 2)

Homicide prediction:

From graph structures and sequential features (Topic 1)

Machine Learning Implementation:

In Experimental Particle Physics

2019
Matching markets: Recent developments

Paula Jaramillo & Çağatay Kayı

Date: November 21, 2019

Attachments:

1. Presentation

Numerical weather prediction and data assimilation

Sebastián Quintero Soto

Date: November 18, 2019

Attachments:

1. Presentation

Matching markets: An overview

Paula Jaramillo & Çağatay Kayı

Date: September 26, 2019

Attachments:

1. Presentation

Use of generalized additive models in the estimation of inhomogeneous discrete Markov chains: Applications in multistate actuarial modeling.

Sebastián Calcetero

Date: May 31, 2019

Attachments:

1. Presentation

Complex networks for foot-and-mouth disease vulnerability

Jeisson Prieto

Date: May 16, 2019

Attachments:

1. Presentation

“Super-Resolution” in multiple dimensions and some applications

Javier Hernán García Sánchez

Date: February 14, 2019

Attachments:

1. Presentation

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2018
Statistical analysis of functional data and its application in the study of PM10 in Bogota, Colombia

Sebastián Calcetero

Date: December 13, 2018

Attachments:

1. Presentation

Applications of sliding windows to function periodicity

José Miguel Quintero

Date: November 29, 2018

Attachments:

1. Presentation

Photoring: Architecture for storing, viewing and browsing large volumes of photos

David Mauricio Delgado

Date: November 22, 2018

Attachments:

1. Presentation

Regression with random projections for functional data

Paula Rodríguez Díaz

Date: November 15, 2018

Attachments:

1. Presentation

Forward Pricing Models and Extension of Lévy's Theorem

Diego Jara Pinzón

Date: November 01, 2018

Attachments:

1. Presentation

Thesis Models based on Future Prices and Extension of Lévy's Theorem

Diego Jara Pinzón

Date: November 01, 2018

Attachments:

1. Presentation

Post-quantum cryptography based on codes

Valérie Gauthier Umaña

Date: September 13, 2018

Attachments:

1. Presentation

Semiparametric Poisson autoregressive autoregressive model applied to vehicle theft in Bogota

Santiago Lozano Sandino

Date: September 06, 2018

Attachments:

1. Presentation

An empirical analysis of loyalty programs and the demand for private labels

Jorge Florez Acosta

Date: May 10, 2018

Attachments:

1. Presentation

Pricing and strategic positioning in response to fiscal notches: Evidence from retail gasoline sales.

Carlos Arturo Hurtado Martilletti

Date: April 26, 2018

Attachments:

1. Presentation

Spectral clustering and transitivity

Francisco Barreras

Date: April 05, 2018

Attachments:

1. Presentation

Applications of statistical physics to the study of norms and cooperation in human groups

John Eduardo Realpe Gómez

Date: March 22, 2018

Attachments:

1. Presentation

Maternity leave duration and fertility in developing countries: Empirical analysis

Ramiro Guerrero Carvajal

Date: March 08, 2018

Attachments:

1. Presentation

On the controllability of Markov chains: A Markov decision process approach

Daniel F. Ávila

Date: February 22, 2018

Attachments:

1. Presentation

Predicting academic performance at the University of the Andes.

Hamadys Benavides

Date: February 15, 2018

Attachments:

1. Presentation

Introduction to tropical geometry and its application to mechanism design

Julián E. Chitiva Bocanegra

Date: February 08, 2018

Attachments:

1. Presentation

Comparison of efficient nearest neighbor techniques for support vector machines in large feature spaces

Álvaro Riascos

Date: February 01, 2018

Attachments:

1. Presentation

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2017
Recognition of facial expressions in multiple views

Andrés Felipe Romero Vergara

Date: November 16. 2017

Attachments:

Not available
A relationship between poverty and epidemics

José Ricardo Arteaga

Date: October 26, 2017

Attachments:

1. Presentation

Robust Inference using the Wasserstein Metric with Machine Learning Applications

Álvaro Riascos

Date: October 19, 2017

Attachments:

1. Presentation

Detection of tax fraud using unsupervised analysis

Daniel de Roux

Date: October 05, 2017

Attachments:

1. Presentation

Predicting crime in Bogota through Kernel Warping

Sergio Garrido

Date: September 28, 2017

Attachments:

1. Presentation

Egohands: Hands-based methods in first-person view

Alejandro Betancourt Arango

Date: September 21, 2017

Attachments:

Not available
Comparative study of discovery-based learning, schema learning and direct instruction in Colombian schools

Juan Malagón

Date: September 14, 2017

Attachments:

1. Presentation

Estimation of a structural model of competition in the Colombian electricity spot market

Juan David Martín

Date: August 17, 2017

Attachments:

1. Presentation

Outsourcing education in a fragile state: Experimental evidence from Liberia.

Mauricio Romero

Date: August 10, 2017

Attachments:

Not available
The Peace Accord signed in Colombia: A text mining analysis

Juan Carlos Correa

Date: July 06, 2017

Attachments:

Not available
Deep Learning Applications

Carlos Andrés Reyes

Date: June 22, 2017

Attachments:

Not available
Strategic performance of power plants in the Colombian power market

Nicolás Gómez Parra

Date: June 08, 2017

Attachments:

1. Presentation

Malaria intensity in Colombia by regions and populations

Alejandro Feged

Date: June 01, 2017

Attachments:

1. Presentation

Multiple learning

Mateo Dulce

Date: May 18, 2017

Attachments:

1. Presentation

Detection of anomalous nodes in homophilic networks with communities of varying size

Juan Camilo Campos

Date: May 11, 2017

Attachments:

1. Presentation

Data Challenge Simulation

Enrique Arrieta

Date: May 04, 2017

Attachments:

1. Presentation

Random Sampling of Abstract Data Types

Simón Ramírez

Date: April 27, 2017

Attachments:

1. Presentation

Illegal mining's response to tax reform in Colombia

Santiago Saavedra Pineda

Date: April 20, 2017

Attachments:

1. Presentation

The evolution of world trade from 1995 to 2014. A network approach

Hernán Rincón & Carlos León Rincón

Date: April 06, 2017

Attachments:

1. Presentation

Crime prediction Bogota

Juan Felipe Cerón

Date: March 30, 2017

Attachments:

1. Presentation

Computational Modeling of Biological Systems

Francisco Gómez

Date: March 23, 2017

Attachments:

1. Presentation

Fragility of financing in the residential mortgage market

David F. Echeverry Pérez

Date: March 09, 2017

Attachments:

1. Presentation

Relationship between market structure and efficiency of the banking sector in Colombia

Juan David Martín

Date: March 02, 2017

Attachments:

1. Presentation

Credit scoring meets agricultural lending: exogenous shocks, recovery and access to formal credit

Nicolás de Roux

Date: February 23, 2017

Attachments:

1. Presentation

Discrete conic quadratic quadratic optimization: strong formulations and algorithms

Andrés Gómez Escobar

Date: February 16, 2017

Attachments:

1. Presentation

Text summaries: Peace agreements page

Mónica Ribero & Felipe Suárez

Date: February 09, 2017

Attachments:

Not available
Market power, contracts and outcomes: the case of patients with long term illnesses in the Colombian health care system

Natalia Serna

Date: February 02, 2017

Attachments:

1. Presentation

Example-based cost-sensitive classification: Applications in financial risk modeling and marketing analysis.

Alejandro Correa Bahnsen

Date: January 26, 2017

Attachments:

1. Presentation

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2016
Reasons and consequences of Libor mispricing

Pietro Bonaldi

Date: December 15, 2016

Attachments:

1. Presentation

Mobility and trajectory data mining

Mónica Ribero

Date: November 24, 2016

Attachments:

1. Presentation

Content In-context: Automatic information enrichment for news contextualization

Camilo Restrepo Arango

Date: November 10, 2016

Attachments:

1. Presentation

Machine learning models with public health applications

Natalia Serna & Álvaro Riascos

Date: November 03, 2016

Attachments:

1. Presentation

2. Presentation

Power Sector Structural Models and Applications

Juan David Martin & Álvaro Riascos

Date: October 27, 2016

Attachments:

1. Presentation

2. Presentation

Childcare markets

Juan David Martín

Date: October 20, 2016

Attachments:

1. Presentation

Competition from insurers and the negotiated hospital

Natalia Serna

Date: October 13, 2016

Attachments:

1. Presentation

Entropy in financial series

Olga Barrios

Date: September 22, 2016

Attachments:

1. Presentation

Anomaly detection

Juan Pablo Lozano

Date: September 15, 2016

Attachments:

1. Presentation

Mathematics applied to Soccer

David Perdomo

Date: September 08, 2016

Attachments:

1. Presentation

Topological data analysis

Carlos Díaz

Date: August 25, 2016

Attachments:

Not available
Topic modeling on Twitter: A menu of ideas

Francisco Barreras

Date: August 18, 2016

Attachments:

1. Presentation

Leverage in financial series using a TAR model

Óscar Andrés Espinosa

Date: August 11, 2016

Attachments:

1. Presentation

Evolutionary strategies on data

Rafael Montoya

Date: July 21, 2016

Attachments:

1. Presentation

Limits Data Mining

Daniel De Roux

Date: July 07, 2016

Attachments:

Not available
Position auctions

Natalia Serna

Date: June 23, 2016

Attachments:

1. Presentation

Two-sample problem

Felipe Suárez

Date: May 12, 2016

Attachments:

Not available
Thesis

Andrés Galeano

Date: April 28, 2016

Attachments:

Not available
Thesis

Francisco Barreras

Date: May 05, 2016

Attachments:

Not available
Analysis of the impact of the implementation of different regulatory schemes on Colombian pension savings

Álvaro Montero

Date: April 14, 2016

Attachments:

1. Presentation

AHP

Andrés Galeano

Date: April 07, 2016

Attachments:

Not available
Networks and NLP

Álvaro Riascos

Date: March 17, 2016

Attachments:

1. Presentation

2008 crisis and credit derivatives

Diego Jara

Date: March 10, 2016

Attachments:

1. Presentation

2. Presentation

Riemannian geometry in finance and programming languages

Thomas Dionysopoulos

Date: February 25, 2016

Attachments:

Not available
Algorithms for solving expected value problems with known marginal distributions

Elioth Sanabria

Date: February 04, 2016

Attachments:

Not available
Implications of information for route choice in a transportation network

Aldo Pareja

Date: January 28, 2016

Attachments:

1. Presentation

Early warning systems for crime hotspots

Carlos Díaz

Date: January 14, 2016

Attachments:

1. Presentation

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2015
Estimation of production functions

Natalia Serna

Date: December 17, 2015

Attachments:

1. Presentation

Stochastic dominance

Daniel Rojas

Date: December 10, 2015

Attachments:

1. Presentation

Recommendation Systems

Mónica Ribero

Date: December 03, 2015

Attachments:

1. Presentation

Git & Evernote

Emilio Silva & Francisco Barreras

Date: November 05, 2015

Attachments:

1. Presentation

2. Presentation

Advanced Regular Expressions

Francisco Barreras

Date: October 29, 2015

Attachments:

1. Presentation

2. Ejercicios prácticos

Bitcoin: the end of money as we know it

Documentary

Date: October 01, 2015

Attachments:

Not available

Formal grammars

Emilio Silva

Date: September 24, 2015

Attachments:

Not available

Alternate bidding games

Juan Pablo Lozano

Date: September 17, 2015

Attachments:

Not available

Virtual currencies and cryptocurrency

Daniel De Roux

Date: September 10, 2015

Attachments:

Not available

Forecast Manipulation

Francisco Barreras

Date: August 27, 2015

Attachments:

1. Presentation

Cryptography

Daniel De Roux

Date: August 13, 2015

Attachments:

1. Presentation

Dynamic and strategic behavior in electricity markets

Juan David Martín

Date: July 09, 2015

Attachments:

1. Presentation

2. Presentation

Imperfect Competition

Natalia Serna

Date: June 04, 2015

Attachments:

Not available

Statistical Crime Models

Sergio Camelo

Date: May 28, 2015

Attachments:

1. Presentation

Mine Detection

Francisco Barreras

Date: May 07, 2015

Attachments:

1. Presentation

2. Presentation

Prediction with expert advice

Adrián Visbal

Date: April 23, 2015

Attachments:

1. Presentation

Canonical autocorrelation analysis

María de Arteaga

Date: April 09, 2015

Attachments:

Not available

Random Forest Application: Alg.Trend_ID

Adrián Visbal

Date: March 12, 2015

Attachments:

1. Presentation

Computational Linguistics

Emilio Silva

Date: February 26, 2015

Attachments:

1. Presentation

Sentiment analysis

Miguel Bernal

Date: February 19, 2015

Attachments:

1. Presentation

Stock predictability with text mining

Diego Jara

Date: January 29, 2015

Attachments:

1. Presentation

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2014
QuanTweet

Carlos Patiño & Emilio Silva

Date: December 04, 2014

Attachments:

Not available

Demand Telephony

Óscar Soler

Date: November 13, 2014

Attachments:

1. Presentation

Measure H

Miguel Bernal

Date: October 30, 2014

Attachments:

1. Presentation

Deep learning

Sergio Camelo

Date: October 16, 2014

Attachments:

1. Presentation

Prices of pharmaceutical products

Mauricio Romero

Date: September 11, 2014

Attachments:

1. Presentation

2. Presentation

Derivatives: Global and higher order hedging

Ricardo Pachón

Date: September 04, 2014

Attachments:

1. Presentation

2. Presentation

3. Demo 1, Demo 2

Twitter sentiment

Emilio Silva

Date: August 28, 2014

Attachments:

1. Presentation

Hidden Markov Models

Juan Pablo Lozano

Date: August 14, 2014

Attachments:

1. Presentation

Statistical Models of Criminal Behavior

Sergio Camelo

Date: August 11, 2014

Attachments:

1. Presentation

Optimal response copying rate

Mauricio Romero

Date: July 17, 2014

Attachments:

1. Presentation

VWAP

Julio Barragán

Date: June 19, 2014

Attachments:

1. Presentation

Support Vectors

Sergio Camelo

Date: May 29, 2014

Attachments:

1. Presentation

Coherent Risk Measures

Adrián Visbal

Date: May 22, 2014

Attachments:

1. Presentation

Data mining and crime

Sergio Camelo

Date: April 30, 2014

Attachments:

1. Presentation

Allocation Markets

Sebastián Montaño

Date: April 24, 2014

Attachments:

1. Presentation

Random forests

Luis Felipe Parra

Date: April 10, 2014

Attachments:

1. Presentation

Identification of heterogeneous effects using anomalous pattern detection algorithms

Alejandra Caro

Date: March 27, 2014

Attachments:

1. Presentation

2. Presentation

Automobile prices in market equilibrium

Óscar Soler

Date: February 27, 2014

Attachments:

1. Presentation

Network Theory

Álvaro Riascos

Date: February 13, 2014

Attachments:

1. Presentation

2. Presentation

Tree drive

María de Arteaga

Date: January 30, 2014

Attachments:

1. Presentation

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2013
Multivariate regression trees Regression trees (AAMRT)

Miguel Bernal

Date: December 12, 2013

Attachments:

1. Presentation

Selection of optimal portfolios using clusters

Elioth Sanabria

Date: November 21, 2013

Attachments:

1. Presentation

An introduction to k-neighbors, LDA and kernels

Sergio Camelo

Date: October 24, 2013

Attachments:

1. Presentation

Text mining applications to author profiling

María de Arteaga

Date: September 16, 2013

Attachments:

1. Presentation

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2010
Geographic profiles

Mauricio Romero, Diego Jara & Álvaro Riascos

Date: August 17, 2010

Attachments:

Not available

Electoral contest

Santiago Saavedra

Date: August 24, 2010

Attachments:

Not available

Sequential Design

Jairo Rendon & Argemiro Morales

Date: September 14, 2010

Attachments:

Not available

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