activity
20242026
most citedMaking Alice Appear Like Bob: A Probabilistic Preference Obfuscation Method For Implicit Feedback Recommendation Models

11 citations · 16 across the 6 of their papers we have counts for

collaborators

6 papers

cs.IR2026

Robustness and User-Perceived Value of Popularity Calibration in Music Recommendation: A User Study

Oleg Lesota, Gustavo Escobedo, Bruce Ferwerda +4

Popularity calibration in recommender systems has been studied both as a form of user-centered personalization and as an indicator of popularity bias. Most existing work evaluates…

cs.IR2026

Adaptive Autoguidance for Item-Side Fairness in Diffusion Recommender Systems

Zihan Li, Gustavo Escobedo, Marta Moscati +2

Diffusion recommender systems achieve strong recommendation accuracy but often suffer from popularity bias, resulting in unequal item exposure. To address this shortcoming, we intr…

cs.CL2025

Investigating Gender Bias in LLM-Generated Stories via Psychological Stereotypes

Shahed Masoudian, Gustavo Escobedo, Hannah Strauss +1

As Large Language Models (LLMs) are increasingly used across different applications, concerns about their potential to amplify gender biases in various tasks are rising. Prior rese…

cs.IR2025★ 5 cited

Just Ask for Music (JAM): Multimodal and Personalized Natural Language Music Recommendation

Alessandro B. Melchiorre, Elena V. Epure, Shahed Masoudian +4

Natural language interfaces offer a compelling approach for music recommendation, enabling users to express complex preferences conversationally. While Large Language Models (LLMs)…

cs.LG2024

Simultaneous Unlearning of Multiple Protected User Attributes From Variational Autoencoder Recommenders Using Adversarial Training

Gustavo Escobedo, Christian Ganhör, Stefan Brandl +2

In widely used neural network-based collaborative filtering models, users' history logs are encoded into latent embeddings that represent the users' preferences. In this setting, t…

cs.IR2024★ 11 cited

Making Alice Appear Like Bob: A Probabilistic Preference Obfuscation Method For Implicit Feedback Recommendation Models

Gustavo Escobedo, Marta Moscati, Peter Muellner +4

Users' interaction or preference data used in recommender systems carry the risk of unintentionally revealing users' private attributes (e.g., gender or race). This risk becomes pa…