|  | Vol-3014 urn:nbn:de:0074-3014-3 Copyright © 2021 for the individual papers by the papers' authors. Copyright © 2021 for the volume as a collection by its editors. This volume and its papers are published under the Creative Commons License Attribution 4.0 International (CC BY 4.0).

# XAI.it 2021
Italian Workshop on Explainable Artificial Intelligence 2021

### Proceedings of the 2nd Italian Workshop on Explainable Artificial Intelligence
co-located with 20th International Conference of the Italian Association for Artificial Intelligence(AIxIA 2021)

### Online Event, December 1-3, 2021.

Edited by

### Cataldo Musto *
Riccardo Guidotti **
Anna Monreale **
Giovanni Semeraro *

* University of Bari 'Aldo Moro', Department of Computer Science, Bari, Italy
** University of Pisa, Department of Computer Science, Pisa, Italy

## Table of Contents

- Preface
  Summary: There were 8 papers submitted for peer-review to this workshop. Out of these, 6 papers were accepted for this volume, 6 as regular papers and 0 as short papers.

### Long Papers

- Bridging Signals to Natural Language Explanations with Explanation Graphs 1-13
  Ivan Donadello, Mauro Dragoni
- Interactive Label Cleaning with Example-based Explanations 14-28
  Stefano Teso, Andrea Bontempelli, Fausto Giunchiglia Andrea Passerini
- Efficient and Simple Prediction Explanations with GroupShapley: A Practical Perspective 28-43
  Martin Jullum, Annabelle Redelmeier Kjersti Aas
- Explanations in Terms of Hierarchically Organised Middle Level Features 44-57
  Andrea Apicella, Salvatore Giugliano, Francesco Isgrò Roberto Prevete
- What's Wrong with Deep Learning for Meaning Understanding 57-71
  Rodolfo Delmonte
- LRP-Based Argumentative Explanations for Neural Networks 71-85
  Purin Sukpanichnant, Antonio Rago Piyawat Lertvittayakumjorn, Francesca Toni

2021-11-17: submitted by Cataldo Musto, metadata incl. bibliographic data published under Creative Commons CC0
2021-11-19: published on CEUR Workshop Proceedings (CEUR-WS.org, ISSN 1613-0073) |valid HTML5|