Name: FCC-ee Workshop on Particle Flow Reconstruction
Start: 2025-09-01T08:30:00+02:00
End: 2025-09-05T18:00:00+02:00
Location: CERN

FCC-ee Workshop on Particle Flow Reconstruction

from Monday, 1 September 2025 (08:30) to Friday, 5 September 2025 (18:00)

Monday, 1 September 2025
09:00 Opening: Introduction
Introduction
09:00 - 10:45
Room: 40/S2-A01 - Salle Anderson
Contributions

09:00 Welcome - Michele Selvaggi (CERN)

09:15 The Particle Flow approach - Patrick Janot (CERN)

10:15 Overview of Pandora and historical context - Mark Thomson (CERN)
11:15 Coffee break
Coffee break
11:15 - 11:45
11:45 Opening: Detector Concepts
Detector Concepts
11:45 - 12:45
Room: 40/S2-A01 - Salle Anderson
Contributions

11:45 Detector Concepts: CLD - Leonhard Reichenbach (University of Bonn (DE))

12:05 Detector Concepts: ALLEGRO - Brieuc Francois (CERN)

12:25 Detector Concepts: IDEA - Iacopo Vivarelli (Universita e INFN, Bologna (IT))
12:45 Lunch
Lunch
12:45 - 14:00
14:00 Pandora: Introduction to Pandora
Introduction to Pandora
14:00 - 15:30
Room: 4/3-006 - TH Conference Room
Contributions

14:00 Pandora SDK - John Stuart Marshall (University of Warwick (GB))

14:30 Overview of the LCContent library - John Stuart Marshall (University of Warwick (GB))
15:30 Coffee break
Coffee break
15:30 - 16:00

16:00 Pandora: Pandora algorithms
Pandora algorithms
16:00 - 17:00
Room: 4/3-006 - TH Conference Room
17:00 Pandora: Discussions
Discussions
17:00 - 17:30
Room: 4/3-006 - TH Conference Room
Contributions

17:00 Discussion
18:45 Conference Dinner
Conference Dinner
18:45 - 20:45
Tuesday, 2 September 2025
09:00 Pandora: @ FCC
@ FCC
09:00 - 12:00
Room: 40/S2-A01 - Salle Anderson
Contributions

09:00 Experience with Pandora for CLD - Anna Zaborowska (CERN)

09:45 Experience with Pandora for ALLEGRO - Chris Rasmussen (Brookhaven National Laboratory (US))

10:50 Experience with Pandora for IDEA - Sang Hyun Ko (Seoul National University (KR))

11:35 Discussion
12:00 Lunch
Lunch
12:00 - 14:00
14:00 Pandora: Technical implementation
Technical implementation
14:00 - 15:30
Room: 40/S2-A01 - Salle Anderson
Contributions

14:00 Pandora @ key4hep - Juan Miguel Carceller (CERN)

14:30 Overview of LArContent library - Andrew Chappell (University of Warwick (GB))
15:30 Coffee break
Coffee break
15:30 - 15:50
Room: 40/S2-A01 - Salle Anderson
16:10 Pandora: Working with Pandora
Working with Pandora
16:10 - 17:10
Room: 40/S2-A01 - Salle Anderson
Contributions

16:10 Debugging Pandora - Isobel Mawby (Lancaster University)
Wednesday, 3 September 2025
09:00 Particle Flow: Colliders
Colliders
09:00 - 10:30
Room: 40/S2-B01 - Salle Bohr
Contributions

09:00 Overview of Particle-Flow in ATLAS - Mark Hodgkinson (University of Sheffield (GB))

09:30 Overview of Particle-Flow in CMS - Andre Govinda Stahl (CERN)

10:00 Overview of Particle-Flow in CEPC - Fangyi Guo (Chinese Academy of Sciences (CN))
10:30 Coffee break
Coffee break
10:30 - 10:50
Room: 40/S2-A01 - Salle Anderson
10:50 Particle Flow: Machine Learning
Machine Learning
10:50 - 12:20
Room: 40/S2-B01 - Salle Bohr
Contributions

10:50 Machine-Learning Based Reconstruction in CEPC - Manqi Ruan

11:35 Machine-Learning Based Particle Flow in ILD - Taikan Suehara (ICEPP, The University of Tokyo (JP))
12:20 Lunch
Lunch
12:20 - 13:50
13:50 Particle Flow: Machine Learning
Machine Learning
13:50 - 15:20
Room: 40/S2-B01 - Salle Bohr
Contributions

13:50 Machine-Learning Particle Flow in FCC - Dolores Garcia (CERN) Lena Maria Herrmann (CERN)

14:35 Machine-Learning Particle Flow in CLICDet/FCC-ee CLD/CMS - Farouk Mokhtar (Univ. of California San Diego (US))
15:20 Coffee break
Coffee break
15:20 - 15:40
Room: 40/S2-A01 - Salle Anderson

15:40 Particle Flow: Machine Learning Q&A
Machine Learning Q&A
15:40 - 17:30
Room: 40/S2-B01 - Salle Bohr

17:30 Social event
Social event
17:30 - 19:00
Room: 40/S2-A01 - Salle Anderson
Thursday, 4 September 2025
09:00 Hackathon: Hackathon
Hackathon
09:00 - 17:30
Room: 40/S2-A01 - Salle Anderson
Contributions

09:00 Introduction - Anna Zaborowska (CERN)

09:10 Key4hep and Pandora - Anna Zaborowska (CERN) Juan Miguel Carceller (CERN) Juraj Smiesko (CERN)

09:20 MLPF - Dolores Garcia (CERN)

09:30 Common datasets - Andrea De Vita (Universita e INFN, Padova (IT)) Michele Selvaggi (CERN)

10:00 Validation - Lena Maria Herrmann

10:30 WORK IN SMALLER TEAMS
Friday, 5 September 2025
09:00 Hackathon
09:00 - 17:00
Room: 40/S2-A01 - Salle Anderson
Contributions

09:00 WORK IN SMALLER TEAMS

16:00 Summary - Andrea De Vita (Universita e INFN, Padova (IT)) Anna Zaborowska (CERN) Dolores Garcia (CERN) Lena Maria Herrmann Michele Selvaggi (CERN)