Roberto Ulloa

According to our database, Roberto Ulloa authored at least 20 papers between 2012 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

Improving the quality of individual-level online information tracking: challenges of existing approaches and introduction of a new content- and long-tail sensitive academic solution.

Silke Adam, Mykola Makhortykh, Michaela Maier, Viktor Aigenseer, Aleksandra Urman, Teresa Gil-Lopez, Clara Christner, Ernesto de León, Roberto Ulloa

CoRR, 2024

2023

Shall androids dream of genocides? How generative AI can change the future of memorialization of mass atrocities.

Mykola Makhortykh, Eve M. Zucker, David J. Simon, Daniel Bültmann, Roberto Ulloa

Discov. Artif. Intell., 2023

Creating inclusive mobility systems: towards age and education sensitive interventions for enhancing autonomous vehicle acceptance.

Celina Kacperski, Roberto Ulloa, Jeremy Wautelet, Tobias Vogel, Florian L. Kutzner

CoRR, 2023

Examining bias perpetuation in academic search engines: an algorithm audit of Google and Semantic Scholar.

Celina Kacperski, Mona Bielig, Mykola Makorthyk, Maryna Sydorova, Roberto Ulloa

CoRR, 2023

Who are the users of ChatGPT? Implications for the digital divide from web tracking data.

Celina Kacperski, Roberto Ulloa, Denis Bonnay, Juhi Kulshrestha, Peter Selb, Andreas Spitz

CoRR, 2023

2022

Where the earth is flat and 9/11 is an inside job: A comparative algorithm audit of conspiratorial information in web search results.

Aleksandra Urman, Mykola Makhortykh, Roberto Ulloa, Juhi Kulshrestha

Telematics Informatics, 2022

"I updated the <ref>": The evolution of references in the English Wikipedia and the implications for altmetrics.

Olga Zagovora, Roberto Ulloa, Katrin Weller, Fabian Flöck

Quant. Sci. Stud., 2022

To track or not to track: examining perceptions of online tracking for information behavior research.

Mykola Makhortykh, Aleksandra Urman, Teresa Gil-Lopez, Roberto Ulloa

Internet Res., 2022

Novelty in news search: a longitudinal study of the 2020 US elections.

Roberto Ulloa, Mykola Makhortykh, Aleksandra Urman, Juhi Kulshrestha

CoRR, 2022

This is what a pandemic looks like: Visual framing of COVID-19 on search engines.

Mykola Makhortykh, Aleksandra Urman, Roberto Ulloa

CoRR, 2022

Search engine effects on news consumption: ranking and representativeness outweigh familiarity on news selection.

Roberto Ulloa, Celina Sylwia Kacperski

CoRR, 2022

2021

Hey, Google, is it what the Holocaust looked like? Auditing algorithmic curation of visual historical content on Web search engines.

Mykola Makhortykh, Aleksandra Urman, Roberto Ulloa

First Monday, 2021

Algorithm Auditing at a Large-Scale: Insights from Search Engine Audits.

Roberto Ulloa, Mykola Makhortykh, Aleksandra Urman

CoRR, 2021

The Matter of Chance: Auditing Web Search Results Related to the 2020 U.S. Presidential Primary Elections Across Six Search Engines.

Aleksandra Urman, Mykola Makhortykh, Roberto Ulloa

CoRR, 2021

Auditing Source Diversity Bias in Video Search Results Using Virtual Agents.

Aleksandra Urman, Mykola Makhortykh, Roberto Ulloa

Proceedings of the Companion of The Web Conference 2021, 2021

Detecting Race and Gender Bias in Visual Representation of AI on Web Search Engines.

Mykola Makhortykh, Aleksandra Urman, Roberto Ulloa

Proceedings of the Advances in Bias and Fairness in Information Retrieval, 2021

2016

CulSim: A simulator of emergence and resilience of cultural diversity.

Roberto Ulloa

SoftwareX, 2016

Nobility-targeting raids among the Classic Maya: Cooperation in scale-free networks persists under tournament attack when population size fluctuates.

Roberto Ulloa, Tom Froese

Proceedings of the Fifteenth International Conference on the Simulation and Synthesis of Living Systems, 2016

2013

Not Exactly Prima Facie: Understanding the Representation of the Human Through the Analysis of Faces in World Painting.

Juan-Luis Suárez, Javier de la Rosa Pérez, Roberto Ulloa

Proceedings of the 8th Annual International Conference of the Alliance of Digital Humanities Organizations, 2013

2012

Snapshot of the position of a site in the Internet: Vector space model applied to external pages.

Roberto Ulloa

Proceedings of the 2012 XXXVIII Conferencia Latinoamericana En Informatica (CLEI), 2012