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Contact Information
| Name | Luis Zuñiga |
| Professional Title | Data Scientist |
| p40887@correo.uia.mx | |
| Location | x, x, Mexico City x |
Professional Summary
Data Scientist specialized in multimodal analysis of text and image data, with extensive experience designing and deploying advanced AI solutions.
Experience
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2022 - 2026 Mexico City, Mexico
Adjunct Professor
Departamento de Ingeniería para la Innovación, Universidad Iberoamericana
Teaching at the Actuary Department courses like Machine Learning, Data Intelligence, Selected Topics on Information Systems, Python Programming
- Designed the syllabus for the Machine Learning and Data Intelligence courses.
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2025 - 2025 Mexico City, Mexico
Teaching Assistant
Universidad Nacional Autónoma de México
- DGTIC
- Helped and NVIDIA embassador in the Fundamentals of Accelerated Computing with CUDA Python NVIDIA Deep Learning Institute workshop.
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2025 - 2026 Mexico City, Mexico
AI and Contact Center Specialist
Hello CIT
- Management and implementation of AI solutions to automate speech and text applications for Spanish-based processes directly into Huawei’s AICC service.
- Agent development and deployment for automation of tasks related to public tenders processes and analysis.
- Custom CRM design enhanced with AI solutions for internal use.
Education
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2021 - 2025 Mexico City, Mexico
PhD
Universidad Iberoamericana
Computer Science
- Theory of Relativity
- Study the impact of multimodal information to predict the sentiment polarity of tweets regarding a) COVID-19 and b) sport events, taking place in Mexico.
- We use a series of Large Language Models to represent text and image data to fuse them using different fusion rules and a Support Vector Machine to predict the final sentiment label of each element.
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2015 - 2027 Mexico City, Mexico
M. C. Sc.
Centro de Investigación en Computación, I.P.N.
Computer Science
- We gathered financial related tweets regarding selected companies listed in the Mexican Stock Exchange in order to create a learning model to predict the direction of the stock price movement.
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2010 - 2014 Mexico City, Mexico
Bachelor
Escuela Superior de Física y Matemáticas, I.P.N.
Finance
Awards
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2025 Honorable Mention
Universidad Iberoamericana
As a result of the PhD thesis defense.
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2023 Department Prize for Outstanding Teaching Performance.
Universidad Iberoamericana
Awarded for outstanding teaching performance.
Publications
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2025 Enhanced phishing detection using multimodal data
Knowledge-Based Systems
hishing remains one of the most persistent cybersecurity threats, increasingly exploiting not only technical vulnerabilities but also human cognitive biases. Existing detection systems often rely on single-modality features and black-box models, which restrict both generalization and interpretability. This study presents an explainable multimodal framework that combines textual and technical cues, including message content, URL structure, and Principles of Persuasion, to capture both objective and subjective aspects of phishing.
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2025 Análisis de emociones en torno a las comunidades de activistas en el contexto de las movilizaciones del \#8M2023 en México
Revista Iberoamericana de Comunicación
En este artículo se aborda el estudio de las emociones expresadas en los hasthtags producidos en torno a las movilizaciones feministas ocurridas el 8 de marzo de 2023 en México. Para realizar el análisis de datos correspondiente al #8M2023 en la red social X (antes Twitter) se utilizó la API de X para recolectar una muestra de 1301 publicaciones de 866 usuarios únicos. Se analizaron con base en la propuesta de Jasper (2012). El análisis permitió identificar nodos, comunidades y reivindicaciones vinculadas a emociones y la conexión generacional presente en las consignas.
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2024 Machine learning framework for country image analysis
Journal of Computational Social Science
In this work, we compare the performance of a machine learning framework based on a support vector machine (SVM) with fastText embeddings, and a Deep Learning framework consisting on fine-tuning Large Language Models (LLMs) like Bidirectional Encoder Representations from Transformers (BERT), DistilBERT, and Twitter roBERTa Base, to automate the classification of text data to analyze the country image of Mexico in selected data sources, which is described using 18 different classes, based in International Relations theory.
Skills
Languages
Interests
Certificates
- ITIL Foundation Certificate in IT Service Management - PeopleCert (2025)
- Introducción a los Derechos Humanos - Amnesty International (2025)
- Fundamentals of Accelerated Computing with CUDA Python - NVIDIA Deep Learning Institute (2025)
- Prevención de la violencia de género en el ámbito universitario 2023 - Educación continua - Diversipedia (2025)
Projects
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COVID-19 Spanish Sentiment Polarity Analyzer
Trained a multimodal model (text and images) based on BETO and Vision Transformer to perform polarity analysis of social media posts in Spanish regarding COVID-19 related topics achieving 96\% F1 score. Demo available at https://huggingface.co/spaces/lzun/multimodal-covid-19-spanish.
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Mexican Boxing Sentiment Polarity Analyzer
Trained a multimodal model (text and images) based on BETO and Vision Transformer to perform polarity analysis of social media posts in Spanish regarding boxing fights of Mexican fighter Saúl \guillemotleft Canelo\guillemotright~Álvarez achieving 77.76\% F1 score. Project Github available at https://github.com/lzun/mssaid-msa.
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Phishing detection on emails
Build new phishing detection models applied to emails. Responsible of the multilabel model to detect persuasion principles in English using Large Language Models.
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\#8M on Twitter
Social network analysis and data collector for the 2023 International Women’s Day movement on Twitter. Hashtag analysis, community detection, temporal analysis of communities, sentiment analysis of tweets, and user classification based on their comments.
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Human rights recommendations labeling automation
Responsible for building multilabel models to automatically classify human rights recommendations from different intergovernmental organizations using Large Language Models.
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Opinion mining for electoral preference modeling
Data mining in Twitter (now X) using the Twiter API.
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Impact of Mining in Latin America
Project focused on collecting and analyzing information from alternative digital sources reporting mining activities in Latin America from 2010 to 2022.
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Proyecto Imagen de México
Project that focuses on determining the image of Mexico abroad by analyzing serious information sources from social networks and news outlets using different APIs in collaboration with the International Relationships Department at Universidad Iberoamericana.