Alessandro Carcangiu

Publications

2026

Jacopo Mereu, Alessandro Carcangiu, Valentino Artizzu, Federico Maria Cau, Lucio Davide Spano
Specializing LLMs to Low-Documented Domains with RAG: An Analysis Across Models and Retrieval Depths Journal Article

In: SN Computer Science Springer Nature Singapore , 2026,

BibTeX

@article{mereu2026specializing,
                          title={Specializing LLMs to Low-Documented Domains with RAG: An Analysis Across Models and Retrieval Depths},
                          author={Mereu, Jacopo and Carcangiu, Alessandro and Artizzu, Valentino and Cau, Federico Maria and Spano, Lucio Davide},
                          journal={SN Computer Science},
                          volume={7},
                          number={4},
                          pages={320},
                          year={2026},
                          publisher={Springer}
                        }

Links:

2025

Alessandro Carcangiu, Marco Manca, Jacopo Mereu, Carmen Santoro, Ludovica Simeoli, Lucio Davide Spano
Tell-XR: Conversational End-User Development of XR Automations Proceedings ArticleBest Paper

In: Human-Computer Interaction – INTERACT 2025 , Lecture Notes in Computer Science (LNCS, vol. 16108), Springer , Belo Horizonte, Brazil, 2025, ISBN: 978-3-032-04999-5 —

BibTeX

@inproceedings{carcangiu2025tellxr,
                          title     = {Tell-XR: Conversational End-User Development of XR Automations},
                          author    = {Carcangiu, Alessandro and Manca, Marco and Mereu, Jacopo and Santoro, Carmen and Simeoli, Ludovica and Spano, Lucio Davide},
                          booktitle = {Human-Computer Interaction – INTERACT 2025},
                          series    = {Lecture Notes in Computer Science},
                          volume    = {16108},
                          publisher = {Springer},
                          year      = {2025},
                          isbn      = {978-3-032-04999-5},
                          url       = {https://link.springer.com/chapter/10.1007/978-3-032-04999-5_35},
                          doi       = {10.1007/978-3-032-04999-5_35}
                        }

Links:

Alessandro Carcangiu, Marco Manca, Jacopo Mereu, Carmen Santoro, Ludovica Simeoli, Lucio Davide Spano
Conversational Rule Creation in XR: User’s Strategies in VR and AR Automation Proceedings Article

In: End-User Development: 10th International Symposium, IS-EUD 2025, Munich, Germany, June 16–18, 2025, Proceedings

BibTeX

@inproceedings{carcangiu2025conversational,
                          title={Conversational Rule Creation in XR: User’s Strategies in VR and AR Automation},
                          author={Carcangiu, Alessandro and Manca, Marco and Mereu, Jacopo and Santoro, Carmen and Simeoli, Ludovica and Spano, Lucio Davide},
                          booktitle={International Symposium on End User Development},
                          pages={59--79},
                          year={2025},
                          organization={Springer}
                        }

Links:

2024

Jacopo Mereu, Valentino Artizzu, Alessandro Carcangiu, Lucio Davide Spano, Ludovica Simeoli, Andrea Mattioli, Marco Manca, Carmen Santoro, Fabio Paternò
Empowering End-Users in Creating Extended Reality Content with a Conversational Chatbot Proceedings Article

In: Proceedings of the Engineering Interactive Systems Embedding AI Technologies (EISEAIT) Workshop @ EICS 2024, CEUR Workshop Proceedings , CEUR-WS.org, Cagliari, Italy, 2024, ISSN: 1613-0073 —

BibTeX

@inproceedings{mereu2024empowering,
                          title={Empowering end-user in creating extended reality content with a conversational chatbot},
                          author={Mereu, Jacopo and Artizzu, Valentino and Carcangiu, Alessandro and Spano, Lucio Davide and Simeoli, Ludovica and Mattioli, Andrea and Manca, Marco and Santoro, Carmen and Patern{\`o}, Fabio},
                          booktitle={International Symposium on Engineering Interactive Computer Systems},
                          pages={126--137},
                          year={2024},
                          organization={Springer}
                        }

Links:

Valentino Artizzu, Alessandro Carcangiu, Marco Manca, Andrea Mattioli, Jacopo Mereu, Fabio Paternò, Carmen Santoro, Ludovica Simeoli, Lucio Davide Spano
End-User Development for eXtended Reality using a Multimodal Intelligent Conversational Agent Proceedings Article

In: RealXR: Prototyping and Developing Real-World Applications for Extended Reality (Workshop @ AVI 2024), Association for Computing Machinery, Genova, Italy, 2024 —

BibTeX

@inproceedings{artizzu2024eudxr,
                          title={End-user development for extended reality using a multimodal intelligent conversational agent},
                          author={Artizzu, Valentino and Carcangiu, Alessandro and Manca, Marco and Mattioli, Andrea and Mereu, Jacopo and Patern{\`o}, Fabio and Santoro, Carmen and Simeoli, Ludovica and Spano, Lucio Davide and others},
                          booktitle={CEUR WORKSHOP PROCEEDINGS},
                          volume={3704},
                          year={2024},
                          organization={CEUR-WS}
                        }

Links:

2020

Silvio Barra, Alessandro Carcangiu, Salvatore Mario Carta, Alessandro Sebastian Podda, Daniele Riboni
A Voice User Interface for Football Event Tagging Applications Proceedings Article

In: Proceedings of the 2020 International Conference on Advanced Visual Interfaces (AVI ’20), Association for Computing Machinery , Ischia Island, Italy, 2020, ISBN: 978-1-4503-7535-1 —

BibTeX

@inproceedings{barra2020vui,
                          title={A voice user interface for football event tagging applications},
                          author={Barra, Silvio and Carcangiu, Alessandro and Carta, Salvatore and Podda, Alessandro Sebastian and Riboni, Daniele},
                          booktitle={Proceedings of the 2020 International Conference on Advanced Visual Interfaces},
                          pages={1--3},
                          year={2020}
                        }

Links:

2019

Alessandro Carcangiu, Lucio Davide Spano, Giorgio Fumera, Fabio Roli
DEICTIC: A Compositional and Declarative Gesture Description based on Hidden Markov Models Journal Article

In: International Journal of Human-Computer Studies , Vol. 122, Elsevier , 2019, ISSN: 1071-5819

BibTeX

@article{carcangiu2019deictic,
                          title={DEICTIC: A compositional and declarative gesture description based on hidden markov models},
                          author={Carcangiu, Alessandro and Spano, Lucio Davide and Fumera, Giorgio and Roli, Fabio},
                          journal={International Journal of Human-Computer Studies},
                          volume={122},
                          pages={113--132},
                          year={2019},
                          publisher={Elsevier}
                        }

Links:

Alessandro Carcangiu, Lucio Davide Spano
Integrating Declarative Models and HMMs for Online Gesture Recognition Proceedings Article

In: Companion Proceedings of the 24th International Conference on Intelligent User Interfaces (IUI ’19 Companion) , Association for Computing Machinery , Marina del Rey, CA, USA, 2019, ISBN: 978-1-4503-6673-1 —

BibTeX

@inproceedings{carcangiu2019integrating,
                          title={Integrating declarative models and HMMs for online gesture recognition},
                          author={Carcangiu, Alessandro and Spano, Lucio Davide},
                          booktitle={Companion Proceedings of the 24th International Conference on Intelligent User Interfaces},
                          pages={87--88},
                          year={2019}
                        }

Links:

2018

Alessandro Carcangiu, Lucio Davide Spano
G-Gene: A Gene Alignment Method for Online Partial Stroke Gestures Recognition Proceedings Article

In: Proceedings of the ACM on Human-Computer Interaction (PACMHCI), Vol. 2, EICS, Article 13 , Association for Computing Machinery , 2018, ISSN: 2573-0142, DOI: 10.1145/3229095 —

BibTeX

@article{carcangiu2018ggene,
                          title={G-gene: A gene alignment method for online partial stroke gestures recognition},
                          author={Carcangiu, Alessandro and Spano, Lucio Davide},
                          journal={Proceedings of the ACM on Human-Computer Interaction},
                          volume={2},
                          number={EICS},
                          pages={1--17},
                          year={2018},
                          publisher={ACM New York, NY, USA}
                        }

Links:

Matteo Serpi, Alessandro Carcangiu, Alessio Murru, Lucio Davide Spano
Web5VR: A Flexible Framework for Integrating Virtual Reality Input and Output Devices on the Web Proceedings Article

In: Proceedings of the ACM on Human-Computer Interaction (PACMHCI), Vol. 2, EICS, Article 4 , Association for Computing Machinery , 2018, ISSN: 2573-0142, DOI: 10.1145/3179429 —

BibTeX

@article{serpi2018web5vr,
                          title={Web5VR: a flexible framework for integrating virtual reality input and output devices on the web},
                          author={Serpi, Matteo and Carcangiu, Alessandro and Murru, Alessio and Spano, Lucio Davide},
                          journal={Proceedings of the ACM on Human-Computer Interaction},
                          volume={2},
                          number={EICS},
                          pages={1--19},
                          year={2018},
                          publisher={ACM New York, NY, USA}
                        }

Links:

Fabio Marco Caputo, Pietro Prebianca, Alessandro Carcangiu, Lucio Davide Spano, Andrea Giachetti
Comparing 3D Trajectories for Simple Mid-Air Gesture Recognition Journal Article

In: Computers & Graphics Elsevier

BibTeX

@article{caputo2018comparing,
                          title={Comparing 3D trajectories for simple mid-air gesture recognition},
                          author={Caputo, Fabio M and Prebianca, Pietro and Carcangiu, Alessandro and Spano, Lucio D and Giachetti, Andrea},
                          journal={Computers \& Graphics},
                          volume={73},
                          pages={17--25},
                          year={2018},
                          publisher={Elsevier}
                        }

Links:

2017

Alessandro Carcangiu, Lucio Davide Spano, Giorgio Fumera, Fabio Roli
Gesture Modelling and Recognition by Integrating Declarative Models and Pattern Recognition Algorithms Proceedings Article

In: International Conference on Image Analysis and Processing (ICIAP 2017) , Catania, Italy, 2017 —

BibTeX

@inproceedings{carcangiu2017gesture,
                          title={Gesture modelling and recognition by integrating declarative models and pattern recognition algorithms},
                          author={Carcangiu, Alessandro and Spano, Lucio Davide and Fumera, Giorgio and Roli, Fabio},
                          booktitle={International Conference on Image Analysis and Processing},
                          pages={84--95},
                          year={2017},
                          organization={Springer}
                        }

Links:

Fabio Marco Caputo, Pietro Prebianca, Alessandro Carcangiu, Lucio Davide Spano, Andrea Giachetti
A 3-Cent Recognizer: Simple and Effective Retrieval and Classification of Mid-air Gestures from Single 3D Traces Proceedings Article

In: Smart Tools and Applications in Graphics (STAG 2017) , Eurographics Association , Catania, Italy, 2017 —

BibTeX

@inproceedings{caputo2017threecent,
                          title={A 3 Cent Recognizer: Simple and Effective Retrieval and Classification of Mid-air Gestures from Single 3D Traces.},
                          author={Caputo, Fabio Marco and Prebianca, Pietro and Carcangiu, Alessandro and Spano, Lucio Davide and Giachetti, Andrea and others},
                          booktitle={STAG},
                          pages={9--15},
                          year={2017}
                        }

Links:

Marianna Saba, Fabio Sorrentino, Alessandro Muntoni, Sara Casti, Gianmarco Cherchi, Alessandro Carcangiu, Andrea Villa, Andrea Carboni, Maria Antonietta Pascali
A Seamless Pipeline for the Acquisition of the Body Shape: the Virtuoso Case Study Proceedings Article

In: Smart Tools and Applications in Graphics (STAG 2017) , Eurographics Association , Catania, Italy, 2017 —

BibTeX

@inproceedings{saba2017virtuoso,
                          title={A Seamless Pipeline for the Acquisition of the Body Shape: the Virtuoso Case Study.},
                          author={Saba, Marianna and Sorrentino, Fabio and Muntoni, Alessandro and Casti, Sara and Cherchi, Gianmarco and Carcangiu, Alessandro and Corda, Fabrizio and Murru, Alessio and Spano, Lucio Davide and Scateni, Riccardo and others},
                          booktitle={STAG},
                          pages={71--80},
                          year={2017}
                        }

Links:

Federico Maria Cau, Alessandro Carcangiu, Fabio Sorrentino, Lucio Davide Spano
SnAIR Drum: A Gesture Interface for Rhythm Practice Proceedings Article

In: Proceedings of the 12th Biannual Conference of the Italian SIGCHI Chapter (CHItaly 2017) Cagliari, Italy, 2017

BibTeX

@inproceedings{cau2017snair,
                          title={SnAIR drum: A gesture interface for rhythm practice},
                          author={Cau, Federico and Carcangiu, Alessandro and Sorrentino, Fabio and Spano, LUCIO DAVIDE and others},
                          booktitle={CEUR Workshop Proceedings},
                          volume={1910},
                          pages={116--119},
                          year={2017},
                          organization={CEUR-WS}
                        }

Links:

Fabio Sorrentino, Lucio Davide Spano, Sara Casti, Alessandro Carcangiu, Fabrizio Corda, Gianmarco Cherchi, Alessio Murru, Alessandro Muntoni, Stefano Nuvoli, Riccardo Scateni
ChIP: Teaching Coding in Primary Schools Proceedings Article

In: Proceedings of the 12th Biannual Conference of the Italian SIGCHI Chapter (CHItaly 2017) Cagliari, Italy, 2017

BibTeX

@inproceedings{sorrentino2017chip,
                          title={ChIP: teaching coding in primary schools},
                          author={Sorrentino, Fabio and Spano, LUCIO DAVIDE and Casti, Sara and Carcangiu, Alessandro and Corda, Fabrizio and Cherchi, Gianmarco and Murru, Alessio and Muntoni, Alessandro and Nuvoli, Stefano and Scateni, Riccardo and others},
                          booktitle={CEUR Workshop Proceedings},
                          volume={1910},
                          pages={106--110},
                          year={2017},
                          organization={CEUR-WS}
                        }

Links:

Alessandro Carcangiu
A Declarative and Classifier Gesture Recognition Method for Creating an Effective Feedback and Feedforward System Proceedings Article

In: Proceedings of the 12th Biannual Conference of the Italian SIGCHI Chapter (CHItaly 2017) Cagliari, Italy, 2017

BibTeX

@inproceedings{carcangiu2017dcpd,
                          title={A Declarative and Classifier Gesture Recognition Method for Creating an Effective Feedback and Feedforward System.},
                          author={Carcangiu, Alessandro},
                          booktitle={DCPD@ CHItaly},
                          pages={13--24},
                          year={2017}
                        }

Links:

2016

Alessandro Carcangiu, Gianni Fenu, Lucio Davide Spano
A Design Pattern for Multimodal and Multidevice User Interfaces Proceedings Article

In: Proceedings of the 8th ACM SIGCHI Symposium on Engineering Interactive Computing Systems (EICS 2016) , Association for Computing Machinery , Brussels, Belgium, 2016, pp. 177–182, ISBN: 978-1-4503-4322-0, DOI: 10.1145/2933242.2935876 —

BibTeX

@inproceedings{carcangiu2016mvic,
                          title={A design pattern for multimodal and multidevice user interfaces},
                          author={Carcangiu, Alessandro and Fenu, Gianni and Spano, Lucio Davide},
                          booktitle={Proceedings of the 8th ACM SIGCHI Symposium on Engineering Interactive Computing Systems},
                          pages={177--182},
                          year={2016}
                        }

Links:

Andrea Giachetti, Fabio Marco Caputo, Alessandro Carcangiu, Riccardo Scateni, Lucio Davide Spano
Position Paper: Shape Retrieval and 3D Gestural Interaction Proceedings Article

In: Proceedings of the 9th Eurographics Workshop on 3D Object Retrieval (3DOR 2016) , Eurographics Association , Lisbon, Portugal, 2016, DOI: 10.2312/3dor.20161079 —

BibTeX

@inproceedings{giachetti2016shape,
                          title={Position paper: Shape Retrieval and 3D Gestural Interaction},
                          author={Giachetti, Andrea and Caputo, Fabio Marco and Carcangiu, Alessandro and Scateni, Riccardo and Spano, Lucio Davide and others},
                          booktitle={Eurographics Workshop on 3D Object Retrieval, EG 3DOR},
                          pages={1--4},
                          year={2016},
                          organization={Eurographics Association}
                        }

Links:

Thesis

Alessandro Carcangiu
Combining Declarative Models and Computer Vision Recognition Algorithms for Stroke Gestures

PhD Thesis, University of Cagliari, 2019

BibTeX

@phdthesis{carcangiu2019thesis,
                              title={Combining declarative models and computer vision recognition algorithms for stroke gestures},
                              author={Carcangiu, Alessandro and others},
                              year={2019},
                              publisher={Universit{\`a} degli Studi di Cagliari}
                            }

Links: