| 2026 | CHI | Adversarial Imagery: a Gamified Evaluation Tool for AI-Generated Images. | Pedro Valente, Joo Domingues, Nuno Correia, Joo Magalhes, Rui Nbrega |
| 2026 | EACL | VIGiA: Instructional Video Guidance via Dialogue Reasoning and Retrieval. | Diogo Glria-Silva, David Semedo, Joo Magalhes |
| 2026 | ICTIR | DeepResearchGym: A Free, Transparent, and Reproducible Sandbox for Deep Research. | Joo Coelho, Jingjie Ning, Jingyuan He, Kangrui Mao, Abhijay Sai Paladugu, Pranav Setlur, Jiahe Jin, Jamie Callan, Joo Magalhes, Bruno Martins, Chenyan Xiong |
| 2026 | LREC | PHEB: An European Portuguese High School-Level LLM Benchmark. | Diogo C. Tavares, Rafael Ferreira, Afonso Simplcio, Gonalo Vinagre, Ana Carolina Condez, Ins Calvo, Ins Vieira, David Semedo, Joo Magalhes |
| 2026 | SIGIR | Agentic Search in the Wild: Intents and Trajectory Dynamics from 14M+ Real Search Requests. | Jingjie Ning, Joo Coelho, Yibo Kong, Yunfan Long, Bruno Martins, Joo Magalhes, Jamie Callan, Chenyan Xiong |
| 2025 | ECIR | A Reproducibility Study on Consistent LLM Reasoning for Natural Language Inference over Clinical Trials. | Artur Guimares, Joo Magalhes, Bruno Martins |
| 2025 | EMNLP | Language Models Can be Efficiently Steered via Minimal Embedding Layer Transformations. | Diogo Tavares, David Semedo, Alexander Rudnicky, Joo Magalhes |
| 2025 | IUI | Managing Proactivity in E-Commerce Interfaces: Context-Aware Conversational Agents for Enhanced User Engagement. | Pedro Valente, Joo Magalhes, Rui Nbrega |
| 2025 | SIGIR | Aligning Web Query Generation with Ranking Objectives via Direct Preference Optimization. | Joo Coelho, Bruno Martins, Joo Magalhes, Chenyan Xiong |
| 2025 | WACV | Contrastive Sequential-Diffusion Learning: Non-Linear and Multi-Scene Instructional Video Synthesis. | Vasco Ramos, Yonatan Bitton, Michal Yarom, Idan Szpektor, Joo Magalhes |
| 2024 | ACL | Generating Coherent Sequences of Visual Illustrations for Real-World Manual Tasks. | Joo Bordalo, Vasco Ramos, Rodrigo Valerio, Diogo Glria-Silva, Yonatan Bitton, Michal Yarom, Idan Szpektor, Joo Magalhes |
| 2024 | ACL | Dwell in the Beginning: How Language Models Embed Long Documents for Dense Retrieval. | Joo Coelho, Bruno Martins, Joo Magalhes, Jamie Callan, Chenyan Xiong |
| 2024 | EACL | Plan-Grounded Large Language Models for Dual Goal Conversational Settings. | Diogo Glria-Silva, Rafael Ferreira, Diogo Tavares, David Semedo, Joo Magalhes |
| 2024 | EMNLP | Multi-trait User Simulation with Adaptive Decoding for Conversational Task Assistants. | Rafael Ferreira, David Semedo, Joo Magalhes |
| 2024 | EMNLP | Show and Guide: Instructional-Plan Grounded Vision and Language Model. | Diogo Glria-Silva, David Semedo, Joo Magalhes |
| 2023 | EPIA | Task Conditioned BERT for Joint Intent Detection and Slot-Filling. | Diogo Tavares, Pedro Azevedo, David Semedo, Ricardo Gamelas Sousa, Joo Magalhes |
| 2023 | IBPRIA | Learning Semantic-Visual Embeddings with a Priority Queue. | Rodrigo Valerio, Joo Magalhes |
| 2023 | Interact | Beyond Browser Online Shopping: Experience Attitude Towards Online 3D Shopping with Conversational Agents. | Pedro Valente, Tiago Fornelos, Rafael Ferreira, Diogo Silva, Diogo Tavares, Nuno Correia, Joo Magalhes, Rui Nbrega |
| 2023 | ICTIR | Conversational Search with Random Walks over Entity Graphs. | Gustavo Gonalves, Joo Magalhes, Jamie Callan |
| 2023 | RE | Handling Uncertainty in the Development of Conversational Assistants with RELAXed User Stories. | Mariana Bonito, Joo Arajo, Joo Magalhes |
| 2023 | SIGIR | Rating Prediction in Conversational Task Assistants with Behavioral and Conversational-Flow Features. | Rafael Ferreira, David Semedo, Joo Magalhes |
| 2023 | SIGIR | Learning to Ask Questions for Zero-shot Dialogue State Tracking. | Diogo Tavares, David Semedo, Alexander Rudnicky, Joo Magalhes |
| 2023 | SIGdial | Grounded Complex Task Segmentation for Conversational Assistants. | Rafael Ferreira, David Semedo, Joo Magalhes |
| 2023 | SIGdial | The Wizard of Curiosities: Enriching Dialogues with Fun Facts. | Frederico Vicente, Rafael Ferreira, David Semedo, Joo Magalhes |
| 2022 | IBPRIA | Temporal Convolutional Networks for Robust Face Liveness Detection. | Ruslan Padnevych, David Carmo, David Semedo, Joo Magalhes |
| 2021 | ECIR | Open-Domain Conversational Search Assistant with Transformers. | Rafael Ferreira, Mariana Leite, David Semedo, Joo Magalhes |
| 2020 | Interspeech | Detection of Voicing and Place of Articulation of Fricatives with Deep Learning in a Virtual Speech and Language Therapy Tutor. | Ivo Anjos, Maxine Esknazi, Nuno Marques, Margarida Grilo, Isabel Guimares, Joo Magalhes, Sofia Cavaco |
| 2019 | ECIR | Dynamic-Keyword Extraction from Social Media. | David Semedo, Joo Magalhes |
| 2019 | EPIA | Sibilant Consonants Classification with Deep Neural Networks. | Ivo Anjos, Nuno Marques, Margarida Grilo, Isabel Guimares, Joo Magalhes, Sofia Cavaco |
| 2019 | Interspeech | Sustained Vowel Game: A Computer Therapy Game for Children with Dysphonia. | Vanessa Lopes, Joo Magalhes, Sofia Cavaco |
| 2019 | WSDM | Modeling Temporal Evidence from External Collections. | Flvio Martins, Joo Magalhes, Jamie Callan |
| 2018 | CIKM | Low-Complexity Supervised Rank Fusion Models. | Andr Mouro, Joo Magalhes |
| 2018 | ECIR | Patient-Age Extraction for Clinical Reports Retrieval. | Rben Ramalho, Andr Mouro, Joo Magalhes |
| 2018 | ICTIR | A Vertical PRF Architecture for Microblog Search. | Flvio Martins, Joo Magalhes, Jamie Callan |
| 2018 | WWW | Analysis of Subtopic Discovery Algorithms for Real-time Information Summarization. | Gustavo Gonalves, Flvio Martins, Joo Magalhes |
| 2017 | ArtsIT | Computer Coding at School and Game Creation. | Isabel Barbosa, Joo Magalhes, Vasilis Manassakis, Giorgos E. Panselinas, Castlia Almeida, Ermelinda Alves, Loredana Mataresse, Pasqualle Mossa, Amlcar Baptista, Sara Brando, Katarzyna Azevedo |
| 2017 | CBMI | Live Collaborative Social-Media Video Timelines. | Rui Queiros, Nuno Correia, Joo Magalhes |
| 2017 | IDA | Improving Cold-Start Recommendations with Social-Media Trends and Reputations. | Joo Santos, Filipa Peleja, Flvio Martins, Joo Magalhes |
| 2017 | MMSP | Automatic organisation, segmentation, and filtering of user-generated audio content. | Gonalo Mordido, Joo Magalhes, Sofia Cavaco |
| 2016 | ACL | Linguistic Benchmarks of Online News Article Quality. | Ioannis Arapakis, Filipa Peleja, Berkant Barla Cambazoglu, Joo Magalhes |
| 2016 | ECIR | Jitter Search: A News-Based Real-Time Twitter Search Interface. | Flvio Martins, Joo Magalhes, Jamie Callan |
| 2016 | WSDM | Barbara Made the News: Mining the Behavior of Crowds for Time-Aware Learning to Rank. | Flvio Martins, Joo Magalhes, Jamie Callan |
| 2015 | CICLING | Learning Ranked Sentiment Lexicons. | Filipa Peleja, Joo Magalhes |
| 2015 | ECIR | Learning Sentiment Based Ranked-Lexicons for Opinion Retrieval. | Filipa Peleja, Joo Magalhes |
| 2015 | IC3K | Learning Text Patterns to Detect Opinion Targets. | Filipa Peleja, Joo Magalhes |
| 2014 | CBMI | Inverse square rank fusion for multimodal search. | Andr Mouro, Flvio Martins, Joo Magalhes |
| 2014 | IDA | Multi-user Diverse Recommendations through Greedy Vertex-Angle Maximization. | Pedro Dias, Joo Magalhes |
| 2014 | SIGIR | Reputation analysis with a ranked sentiment-lexicon. | Filipa Peleja, Joo Santos, Joo Magalhes |
| 2013 | WWW | Using SKOS vocabularies for improving web search. | Bernhard Haslhofer, Flvio Martins, Joo Magalhes |
| 2012 | ICDM | A Regularized Recommendation Algorithm with Probabilistic Sentiment-Ratings. | Filipa Peleja, Pedro Dias, Joo Magalhes |
| 2011 | CBMI | Efficient indexing structures for fast media search and browsing. | Marco Teixeira, Joo Magalhes |
| 2011 | CIKM | Google, bing and a new perspective on ranking similarity. | Bruno Cardoso, Joo Magalhes |
| 2007 | SIGIR | High-dimensional visual vocabularies for image retrieval. | Joo Magalhes, Stefan M. Rger |
| 2005 | SIGIR | Mining multimedia salient concepts for incremental information extraction. | Joo Magalhes, Stefan M. Rger |