Roberto Ulloa

Publication Activity (10 Years)

Years Active: 2012-2024
Publications (10 Years): 26

Top Topics

Caching Strategies

Visual Representation

Top Venues

Publications

Roberto Ulloa, Mykola Makhortykh, Aleksandra Urman
Scaling up search engine audits: Practical insights for algorithm auditing. J. Inf. Sci. 50 (2) (2024)
Roberto Ulloa, Ana Carolina Richter, Mykola Makhortykh, Aleksandra Urman, Celina Sylwia Kacperski
Representativeness and face-ism: Gender bias in image search. New Media Soc. 26 (6) (2024)
Silke Adam, Mykola Makhortykh, Michaela Maier, Viktor Aigenseer, Aleksandra Urman, Teresa Gil-Lopez, Clara Christner, Ernesto de León, Roberto Ulloa
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. CoRR (2024)
Julian Schelb, Roberto Ulloa, Andreas Spitz
Assessing In-context Learning and Fine-tuning for Topic Classification of German Web Data. CoRR (2024)
Celina Kacperski, Mona Bielig, Mykola Makorthyk, Maryna Sydorova, Roberto Ulloa
Examining bias perpetuation in academic search engines: an algorithm audit of Google and Semantic Scholar. CoRR (2023)
Celina Kacperski, Roberto Ulloa, Jeremy Wautelet, Tobias Vogel, Florian L. Kutzner
Creating inclusive mobility systems: towards age and education sensitive interventions for enhancing autonomous vehicle acceptance. CoRR (2023)
Mykola Makhortykh, Eve M. Zucker, David J. Simon, Daniel Bültmann, Roberto Ulloa
Shall androids dream of genocides? How generative AI can change the future of memorialization of mass atrocities. CoRR (2023)
Mykola Makhortykh, Eve M. Zucker, David J. Simon, Daniel Bültmann, Roberto Ulloa
Shall androids dream of genocides? How generative AI can change the future of memorialization of mass atrocities. Discov. Artif. Intell. 3 (1) (2023)
Celina Kacperski, Roberto Ulloa, Denis Bonnay, Juhi Kulshrestha, Peter Selb, Andreas Spitz
Who are the users of ChatGPT? Implications for the digital divide from web tracking data. CoRR (2023)
Mykola Makhortykh, Aleksandra Urman, Roberto Ulloa
This is what a pandemic looks like: Visual framing of COVID-19 on search engines. CoRR (2022)
Aleksandra Urman, Mykola Makhortykh, Roberto Ulloa, Juhi Kulshrestha
Where the earth is flat and 9/11 is an inside job: A comparative algorithm audit of conspiratorial information in web search results. Telematics Informatics 72 (2022)
Olga Zagovora, Roberto Ulloa, Katrin Weller, Fabian Flöck
"I updated the ": The evolution of references in the English Wikipedia and the implications for altmetrics. Quant. Sci. Stud. 3 (1) (2022)
Mykola Makhortykh, Aleksandra Urman, Teresa Gil-Lopez, Roberto Ulloa
To track or not to track: examining perceptions of online tracking for information behavior research. Internet Res. 32 (7) (2022)
Roberto Ulloa, Mykola Makhortykh, Aleksandra Urman, Juhi Kulshrestha
Novelty in news search: a longitudinal study of the 2020 US elections. CoRR (2022)
Roberto Ulloa, Celina Sylwia Kacperski
Search engine effects on news consumption: ranking and representativeness outweigh familiarity on news selection. CoRR (2022)
Mykola Makhortykh, Aleksandra Urman, Roberto Ulloa
Detecting race and gender bias in visual representation of AI on web search engines. CoRR (2021)
Roberto Ulloa, Mykola Makhortykh, Aleksandra Urman
Algorithm Auditing at a Large-Scale: Insights from Search Engine Audits. CoRR (2021)
Mykola Makhortykh, Aleksandra Urman, Roberto Ulloa
Hey, Google, is it what the Holocaust looked like? Auditing algorithmic curation of visual historical content on Web search engines. First Monday 26 (10) (2021)
Aleksandra Urman, Mykola Makhortykh, Roberto Ulloa
The Matter of Chance: Auditing Web Search Results Related to the 2020 U.S. Presidential Primary Elections Across Six Search Engines. CoRR (2021)
Aleksandra Urman, Mykola Makhortykh, Roberto Ulloa
Auditing Source Diversity Bias in Video Search Results Using Virtual Agents. CoRR (2021)
Aleksandra Urman, Mykola Makhortykh, Roberto Ulloa
Auditing Source Diversity Bias in Video Search Results Using Virtual Agents. WWW (Companion Volume) (2021)
Aleksandra Urman, Mykola Makhortykh, Roberto Ulloa, Juhi Kulshrestha
Where the Earth is flat and 9/11 is an inside job: A comparative algorithm audit of conspiratorial information in web search results. CoRR (2021)
Mykola Makhortykh, Aleksandra Urman, Roberto Ulloa
Detecting Race and Gender Bias in Visual Representation of AI on Web Search Engines. BIAS (2021)
Olga Zagovora, Roberto Ulloa, Katrin Weller, Fabian Flöck
'I Updated the ': The Evolution of References in the English Wikipedia and the Implications for Altmetrics. CoRR (2020)
Roberto Ulloa, Tom Froese
Nobility-targeting raids among the Classic Maya: Cooperation in scale-free networks persists under tournament attack when population size fluctuates. ALIFE (2016)
Roberto Ulloa
CulSim: A simulator of emergence and resilience of cultural diversity. SoftwareX 5 (2016)
Juan-Luis Suárez, Javier de la Rosa Pérez, Roberto Ulloa
Not Exactly Prima Facie: Understanding the Representation of the Human Through the Analysis of Faces in World Painting. DH (2013)
Roberto Ulloa
Snapshot of the position of a site in the Internet: Vector space model applied to external pages. CLEI (2012)