Publications

Jul 27, 2026|SIGIR
As It Was: Aligning LLM Search Evaluation with Historical User Preferences
Ali Vardasbi, Gustavo Penha, Enrico Palumbo, Claudia Hauff, Hugues Bouchard, Mounia Lalmas
Jun 16, 2026|ICLR
Measuring Uncertainty Calibration
Kamil Ciosek, Nicolò Felicioni,Sina Ghiassian, Juan Elenter, Francesco Tonolini, David Gustafsson, Eva Garcia-Martin, Carmen Gonzalez, Raphaëlle Bertrand-Lalo
Jun 16, 2026|AISTATS
A Bayesian Information Theoretic Approach to Data Attribution
Dharmesh Tailor, Kamil Ciosek, Nicolò Felicioni
Jun 16, 2026|AISTATS
A Gaussian Process View on Observation Noise and Initialization in Wide Neural Networks
Sergio Calvo-Ordoñez, Jonathan Plenk, Richard Bergna, Alvaro Cartea, Jose Miguel Hernandez-Lobato, Konstantina Palla, Kamil Ciosek
Jun 16, 2026|CHIIR
PulseSearch: Modeling Long- and Short-term Patterns for Personalized Music Search Suggestions
Antonios Anagnostou, Jose Luis Redondo Garcia, Emelie Jin, Jonathan Warburton, Vinay Rao, Yannis Kantarelis, Daniel Lazarovski, Dani Doro, Francesco Cucari, Christine Doig Cardet, Hugues Bouchard, Dominic Child, Jonathan C. Brooks-Bartlett, Mounia Lalmas
Mar 17, 2026|WSDM
Cold-Starting Podcast Ads and Promotions with Multi-Task Learning on Spotify
Shivam Verma, Hannes Karlbom, Yu Zhao, Nick Topping, Vivian Chen, Kieran Stanley, Bharath Rengarajan
Nov 11, 2025|CIKM
Learning Optimal Personalised Reservation Prices in Impression Ad Auctions with Mixture Density Networks
Dmitrii Moor, Emma Zetterdahl, Paul van Vliet, Zhenwen Dai, Mounia Lalmas
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-Prompt: 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

Explore our publications and scientific contributions

As It Was: Aligning LLM Search Evaluation with Historical User Preferences

Measuring Uncertainty Calibration

A Bayesian Information Theoretic Approach to Data Attribution

A Gaussian Process View on Observation Noise and Initialization in Wide Neural Networks

PulseSearch: Modeling Long- and Short-term Patterns for Personalized Music Search Suggestions

Cold-Starting Podcast Ads and Promotions with Multi-Task Learning on Spotify

Learning Optimal Personalised Reservation Prices in Impression Ad Auctions with Mixture Density Networks

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-Prompt: 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