Cristina Ioana Muntean

2026

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Projection-Displacement-Based Query Performance Prediction for Embedded Space of Dense Retrievers.
Suchana Datta|Guglielmo Faggioli|Nicola Ferro|Debasis Ganguly|Cristina Ioana Muntean|Raffaele Perego|Nicola Tonellotto
ACM Transactions on Information Systems (TOIS) 2026 Volume 44 Issue 1

2025

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CoSRec: A Joint Conversational Search and Recommendation Dataset.
Zihan Lin|Marco Alessio|Xiaodan Wang|Simone Merlo|Tommaso Di Noia|Cheng Chen|Zihan Lin|Marco Alessio|Xiaodan Wang|Huan Ren|Guglielmo Faggioli|Simone Merlo|Yao Hu|Tommaso Di Noia|Cheng Chen|Marco Ferrante|Nicola Ferro|Guglielmo Faggioli|Huan Ren|Cristina Ioana Muntean|Yao Hu|Marco Ferrante|Franco Maria Nardini|Fedelucio Narducci|Raffaele Perego|Giuseppe Santucci|Nicola Viterbo
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025
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Efficient Conversational Search via Topical Locality in Dense Retrieval.
Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Guido Rocchietti|Cosimo Rulli
Proceedings of the 48th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2025, Padua, Italy, July 13-18, 2025

2024

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Caching Historical Embeddings in Conversational Search.
Ophir Frieder|Ida Mele|Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto
ACM Transactions on the Web 2024 Volume 18 Issue 4

2023

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A Geometric Framework for Query Performance Prediction in Conversational Search.
Guglielmo Faggioli|Nicola Ferro|Cristina Ioana Muntean|Raffaele Perego|Nicola Tonellotto
Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023

2022

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The 2nd Workshop on Mixed-Initiative ConveRsatiOnal Systems (MICROS).
Ida Mele|Cristina Ioana Muntean|Mohammad Aliannejadi|Nikos Voskarides
Proceedings of the 31st ACM International Conference on Information & Knowledge Management, Atlanta, GA, USA, October 17-21, 2022
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Context Propagation in Conversational Search Utterances Participation of the CNR Team in CAsT 2022.
Ida Mele|Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto
Proceedings of the Thirty-First Text REtrieval Conference, TREC 2022, online, November 15-19, 2022

2021

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Weighting Passages Enhances Accuracy.
Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto|Ophir Frieder
ACM Transactions on Information Systems (TOIS) 2021 Volume 39 Issue 2
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Adaptive utterance rewriting for conversational search.
Ida Mele|Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto|Ophir Frieder
Information Processing and Management 2021 Volume 58 Issue 6
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MICROS: Mixed-Initiative ConveRsatiOnal Systems Workshop.
Ida Mele|Cristina Ioana Muntean|Mohammad Aliannejadi|Nikos Voskarides
Advances in Information Retrieval - 43rd European Conference on IR Research, ECIR 2021, Virtual Event, March 28 - April 1, 2021, Proceedings, Part II
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Finding Context through Utterance Dependencies in Search Conversations - Participation of the CNR Team in CAsT 2021.
Ida Mele|Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto
Proceedings of the Thirtieth Text REtrieval Conference, TREC 2021, online, November 15-19, 2021

2020

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Topic Propagation in Conversational Search.
Ida Mele|Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto|Ophir Frieder
Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020
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Topical Enrichment of Conversational Search Utterances: Participation of the HPCLab-CNR Team in CAsT 2020.
Ida Mele|Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto
Proceedings of the Twenty-Ninth Text REtrieval Conference, TREC 2020, Virtual Event [Gaithersburg, Maryland, USA], November 16-20, 2020.

2019

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Enhanced News Retrieval: Passages Lead the Way!
Matteo Catena|Ophir Frieder|Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Nicola Tonellotto
Proceedings of the 42nd International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2019, Paris, France, July 21-25, 2019.

2017

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Social Media Image Recognition for Food Trend Analysis.
Giuseppe Amato|Paolo Bolettieri|Vinicius Monteiro de Lira|Cristina Ioana Muntean|Raffaele Perego|Chiara Renso
Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017
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RankEval: An Evaluation and Analysis Framework for Learning-to-Rank Solutions.
Claudio Lucchese|Cristina Ioana Muntean|Franco Maria Nardini|Raffaele Perego|Salvatore Trani
Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, Shinjuku, Tokyo, Japan, August 7-11, 2017

2015

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On Learning Prediction Models for Tourists Paths.
Cristina Ioana Muntean|Franco Maria Nardini|Fabrizio Silvestri|Ranieri Baraglia
ACM Transactions on Intelligent Systems and Technology (TIST) 2015 Volume 7 Issue 1

2013

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LearNext: learning to predict tourists movements.
Ranieri Baraglia|Cristina Ioana Muntean|Franco Maria Nardini|Fabrizio Silvestri
22nd ACM International Conference on Information and Knowledge Management, CIKM'13, San Francisco, CA, USA, October 27 - November 1, 2013
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Learning to shorten query sessions.
Cristina Ioana Muntean|Franco Maria Nardini|Fabrizio Silvestri|Marcin Sydow
22nd International World Wide Web Conference, WWW '13, Rio de Janeiro, Brazil, May 13-17, 2013, Companion Volume