Search Results for author: Roberto Ulloa

Found 5 papers, 0 papers with code

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

no code implementations9 Nov 2022 Roberto Ulloa, Mykola Makhortykh, Aleksandra Urman, Juhi Kulshrestha

The 2020 US elections news coverage was extensive, with new pieces of information generated rapidly.

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

no code implementations22 Sep 2022 Mykola Makhortykh, Aleksandra Urman, Roberto Ulloa

In today's high-choice media environment, search engines play an integral role in informing individuals and societies about the latest events.

Image Retrieval

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

no code implementations2 Dec 2021 Aleksandra Urman, Mykola Makhortykh, Roberto Ulloa, Juhi Kulshrestha

Web search engines are important online information intermediaries that are frequently used and highly trusted by the public despite multiple evidence of their outputs being subjected to inaccuracies and biases.

Auditing Source Diversity Bias in Video Search Results Using Virtual Agents

no code implementations4 Jun 2021 Aleksandra Urman, Mykola Makhortykh, Roberto Ulloa

We audit the presence of domain-level source diversity bias in video search results.

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