Publications

Sep 11, 2025|RecSys
Evaluating Podcast Recommendations with Profile-Aware LLM-as-a-Judge
Francesco Fabbri, Gustavo Penha, Edoardo D'Amico, Alice Wang, Marco De Nadai, Jackie Doremus, Paul Gigioli, Andreas Damianou, Oskar Stål, Mounia Lalmas
Sep 11, 2025|RecSys
Semantic IDs for Joint Generative Search and Recommendation
Gustavo Penha, Edoardo D'Amico, Marco De Nadai, Enrico Palumbo, Alexandre Tamborrino, Ali Vardasbi, Max Lefarov, Shawn Lin, Timothy Heath, Francesco Fabbri, Hugues Bouchard
Sep 11, 2025|RecSys EARL Workshop
AudioBoost: Increasing Audiobook Retrievability in Spotify Search with Synthetic Query Generation
Enrico Palumbo, Gustavo Penha, Alva Liu, Marcus Eltscheminov, Jefferson Carvalho dos Santos, Alice Wang, Hugues Bouchard, Humberto Jesús Corona Pampin, Michelle Tran Luu
Sep 9, 2025|RecSys
Generalized User Representations for Large-Scale Recommendations and Downstream Tasks
Ghazal Fazelnia, Sanket Gupta, Claire Keum, Mark Koh, Timothy Heath, Guillermo Carrasco Hernández, Stephen Xie, Nandini Singh, Ian Anderson, Maya Hristakeva, Petter Pehrson Skidén, Mounia Lalmas
Sep 9, 2025|RecSys
Prompt-to-Slate: Diffusion Models for Prompt-Conditioned Slate Generation
Federico Tomasi, Francesco Fabbri, Justin Carter, Elias Kalomiris, Mounia Lalmas, Zhenwen Dai
Sep 9, 2025|RecSys
You Say Search, I Say Recs: A Scalable Agentic Approach to Query Understanding and Exploratory Search at Spotify
Enrico Palumbo, Marcus Isaksson, Alexandre Tamborrino, Maria Movin, Catalin Dincu, Ali Vardasbi, Lev Nikeshkin, Oksana Gorobets, Anders Nyman, Poppy Newdick, Hugues Bouchard, Paul Bennett, Mounia Lalmas, Dani Doro, Christine Doig Cardet, Ziad Sultan
Aug 19, 2025|SSW
Scaling Transformer-based Text-to-Speech with Knowledge Distillation
Erik Henriksson, Tom Merritt, Rasmus Dall, Felix Vaughan, Veronica Morfi
Aug 5, 2025|KDD
An Audio-centric Multi-task Learning Framework for Streaming Ads Targeting on Spotify
Shivam Verma, Vivian Chen, Darren Mei
Aug 5, 2025|KDD
Optimising Budget Management via Primal-Dual Approximation with Constrained Polynomial Weights Update
Dmitrii Moor, Per Berglund, Hannes Karlbom, Zhenwen Dai, Kyle Kretschman, Mounia Lalmas
Jul 23, 2025|SIGIR
Zero-Shot Reranking with Large Language Models and Precomputed Ranking Features: Opportunities and Limitations
Maria Movin, Claudia Hauff
Jul 8, 2025|FAccT
Policy-as-Pormpt: Rethinking Content Moderation in the Age of Large Language Models
Konstantina Palla, José Luis Redondo García, Claudia Hauff, Francesco Fabbri, Henrik Lindström, Daniel R. Taber, Andreas Damianou, Mounia Lalmas
Apr 29, 2025|2024 IEEE Spoken Language Technology Workshop (SLT)
Classification Of Spontaneous And Scripted Speech For Multilingual Audio
Shahar Elisha, Andrew McDowell, Mariano Beguerisse-Díaz, Emmanouil Benetos
Oct 22, 2024|CIKM
PODTILE: Facilitating Podcast Episode Browsing with Auto-generated Chapters
A. Ghazimatin, E. Garmash, G. Penha, K. Sheets, M. Achenbach, O. Semerci, R. Galvez, M. Tannenberg, S. Mantravadi, D. Narayanan, O. Kalaydzhyan, D. Cole, B. Carterette, A. Clifton, P. N. Bennett, C. Hauff, M. Lalmas-Roelleke
Oct 8, 2024|Journal of Online Trust & Safety
Algorithmic Impact Assessments at Scale: Practitioners’ Challenges and Needs
Amar Ashar, Karim Ginena, Maria Cipollone, Renata Barreto, Henriette Cramer
May 9, 2024|The Web Conference
Personalized Audiobook Recommendations at Spotify Through Graph Neural Networks
Marco De Nadai, Francesco Fabbri, Paul Gigioli, Alice Wang, Ang Li, Fabrizio Silvestri, Laura Kim, Shawn Lin, Vladan Radosavljevic, Sandeep Ghael, David Nyhan, Hugues Bouchard, Mounia Lalmas-Roelleke, Andreas Damianou
May 9, 2024|The Web Conference (GFM workshop)
Towards Graph Foundation Models for Personalization
Andreas Damianou, Francesco Fabbri, Paul Gigioli, Marco De Nadai, Alice Wang, Enrico Palumbo, Mounia Lalmas
Apr 30, 2024|ICLR
In-context Exploration-Exploitation for Reinforcement Learning
Zhenwen Dai, Federico Tomasi, Sina Ghiassian
Nov 20, 2023|ACM TORS
Unbiased Identification of Broadly Appealing Content Using a Pure Exploration Infinitely-Armed Bandit Strategy
Maryam Aziz, Jesse Anderton, Kevin Jamieson, Alice Wang, Hugues Bouchard, Javed Aslam
Oct 23, 2023|CIKM
Graph Learning for Exploratory Query Suggestions in an Instant Search System
Enrico Palumbo, Andreas Damianou, Alice Wang, Alva Liu, Ghazal Fazelnia, Francesco Fabbri, Rui Ferreira, Fabrizio Silvestri, Hugues Bouchard, Claudia Hauff, Mounia Lalmas, Ben Carterette, Praveen Chandar, David Nyhan
Sep 20, 2023|CLEF
Cem Mil Podcasts: A Spoken Portuguese Document Corpus For Multi-modal, Multi-lingual and Multi-Dialect Information Access Research
Ekaterina Garmash, Edgar Tanaka, Ann Clifton, Joana Correia, Sharmistha Jat, Winstead Zhu, Rosie Jones, Jussi Karlgren

Explore our publications and scientific contributions

Evaluating Podcast Recommendations with Profile-Aware LLM-as-a-Judge

Semantic IDs for Joint Generative Search and Recommendation

AudioBoost: Increasing Audiobook Retrievability in Spotify Search with Synthetic Query Generation

Generalized User Representations for Large-Scale Recommendations and Downstream Tasks

Prompt-to-Slate: Diffusion Models for Prompt-Conditioned Slate Generation

You Say Search, I Say Recs: A Scalable Agentic Approach to Query Understanding and Exploratory Search at Spotify

Scaling Transformer-based Text-to-Speech with Knowledge Distillation

An Audio-centric Multi-task Learning Framework for Streaming Ads Targeting on Spotify

Optimising Budget Management via Primal-Dual Approximation with Constrained Polynomial Weights Update

Zero-Shot Reranking with Large Language Models and Precomputed Ranking Features: Opportunities and Limitations

Policy-as-Pormpt: Rethinking Content Moderation in the Age of Large Language Models

Classification Of Spontaneous And Scripted Speech For Multilingual Audio

PODTILE: Facilitating Podcast Episode Browsing with Auto-generated Chapters

Algorithmic Impact Assessments at Scale: Practitioners’ Challenges and Needs

Personalized Audiobook Recommendations at Spotify Through Graph Neural Networks

Towards Graph Foundation Models for Personalization

In-context Exploration-Exploitation for Reinforcement Learning

Unbiased Identification of Broadly Appealing Content Using a Pure Exploration Infinitely-Armed Bandit Strategy

Graph Learning for Exploratory Query Suggestions in an Instant Search System

Cem Mil Podcasts: A Spoken Portuguese Document Corpus For Multi-modal, Multi-lingual and Multi-Dialect Information Access Research