Thursday, May 17, 2018


  • 15:00-15:15, Registration and welcome (Hamdi, Saliha and Caminade, Stephane)
  • 15:15-16:00, ByoPiC project (Aghanim, Nabila)
  • 16:00-17:00, General discussions

Friday, May 18, 2018

Baryons in multiple filaments
(Chair: Douspis, Marian)

  • 09:00-09:20, Case study A401-A399 (Bonjean, Victor)
  • 09:20-09:40, Sample of filaments from SZ data (Scott, Jennifer)
  • 09:40-10:00, Galaxies in filaments and environmental effects (Malavasi, Nicola)
  • 10:00-10:20, Discussions
  • 10:20-10:30, Break

Baryons in superclusters
(Chair: Langer, Mathieu)

  • 10:30-10:50, Stacking of selected superclusters and stacking tools (Douspis, Marian)
  • 10:50-11:10, Baryons in superclusters and filaments with stacking (Tanimura, Hideki)
  • 11:10-11:30, Review on filament and supercluster catalogues (Tanimura, Hideki)
  • 11:30-12:00, Discussions

Baryons with statistical estimators
(Chair: Grain, Julien)

  • 14:00-14:20, Cross-correlation between SZ-galaxies (Fabbian, Giulio)
  • 14:20-14:40, Cross-correlation between Lensing-galaxies (Legrand, Louis)
  • 14:40-15:00, Lensing and cosmic web (Gouin, Celine)
  • 15:00-15:20, Cl estimators and more (Grain, Julien)
  • 15:20-15:30, Break
  • 15:30-16:10, X-ray background fluctuation analysis and other X-ray things (Alexander Kolodzig)
  • 16:10-16:30, Discussions

Numerical simulations and models
(Chair: Aghanim, Nabila)

  • 16:30-16:50, Halo model and applications to Faraday rotation/conversion (Lemarchand, Nadège)
  • 16:50-17:20, Simulations (Gouin, Celine)
  • 17:20-18:00, General discussions

Saturday, May 19, 2018

Detection and reconstruction of cosmic web with machine learning
(Chair: Decelle, Aurélien)

  • 09:30-10:30, Overview (Decelle, Aurélien)
  • 10:30-10:50, DISPERSE method (Malavasi, Nicola)
  • 10:50-11:10, Random forest for galaxy types (Bonjean, Victor)
  • 11:10-11:30, GANs for cosmic web simulations (Ullmo, Marion)
  • 11:30-12:30, Discussion

Baryons with future facilities (X-ray/radio)
(Chair: Aghanim, Nabila)

  • 14:00-14:20, Characterizing turbulance in clusters with X-rays (Lecoq, Édouard)
  • 14:20-14:50, Gravitational fragmentation of baryons in the cosmic web (Langer, Mathieu)
  • 14:50-15:20, Discussions

Cosmological constraints
(Chair: Grain, Julien)

  • 15:20-15:50, Gorce, Adélie
  • 15:50-16:20, scaling and cosmology (Salvati, Laura)
  • 16:20-17:00, Discussions

Sunday, May 20, 2018

Social activities

Monday, May 21, 2018

Strategies for ByoPiC projects
(Chair: Aghanim, Nabila)

  • 09:30-09:45, Collaborative tools (Douspis, Marian)
  • 09:45-10:00, Computational tools (Caminade, Stephane)
  • 10:00-10:15, Administrative services (Hamdi, Saliha)
  • 10:15-12:00, General discussions (All)
  • 12:00-12:30, Wrap up and fugure actions (Aghanim, Nabila)



Attendance to the workshop will be limited to approximately 20 in order to facilitate interaction and hands-on sessions.

Regitration will take place Thu. May 17, 2018, in front of conference room of be.HOTEL.


  • Presentations can be given on either your laptop, or on the conference laptop
  • Note: If using the conference laptop, please make sure all your fonts, images, and videos are properly embedded in your file
  • Please set up for your talk during the break prior to your time slot
  • A laser pointer will be available for use
  • Please prepare a "scrubbed" (public) PDF version of your talk to be collected by the LOC


  • Aghanim, Nabila (Institut d'Astrophysique Spatiale - CNRS)
  • Bonjean, Victor (Institut d'Astrophysique Spatiale - Observatoire de Paris)
  • Decelle, Aurélien (Laboratoire de Recherche en Informatique - Université Paris-Sud)
  • Douspis, Marian (Institut d'Astrophysique Spatiale - OSUPS)
  • Fabbian, Giulio (Institut d'Astrophysique Spatiale - CNRS)
  • Gorce, Adélie (Imperial College London)
  • Gouin, Celine (Institut d’Astrophysique de Paris - Université Pierre et Marie Curie)
  • Grain, Julien (Institut d'Astrophysique Spatiale - CNRS)
  • Kolodzig, Alexander (Max Planck Institute for Astrophysics)
  • Langer, Mathieu (Institut d'Astrophysique Spatiale - Université Paris-Sud)
  • Lecoq, Édouard (Institut d'Astrophysique Spatiale - CNRS)
  • Legrand, Louis (Institut d'Astrophysique Spatiale - Université Paris-Sud)
  • Lemarchand, Nadège (Institut d'Astrophysique Spatiale - Université Paris-Sud)
  • Malavasi, Nicola (Institut d'Astrophysique Spatiale - CNRS)
  • Salvati, Laura (Institut d'Astrophysique Spatiale - CNRS)
  • Scott, Jennifer (Imperial College London)
  • Tanimura, Hideki (Institut d'Astrophysique Spatiale - CNRS)
  • Ullmo, Marion (Institut d'Astrophysique Spatiale - Université Paris-Sud)



The workshop will take place in one of the conference rooms of be.HOTEL Malta, Bay Street Tourist Complex, St. George’s Bay, St Julian’s STJ 3311, Malta (3 in the map below)

Rooms have been booked for the participants but individual arrangements are also possible. Other hotels in Saint Julian's can be found here

Inside the be.HOTEL, you will find a huge number of shops, a family entertainment centre, a bowling alley and a large range of restaurants. Pubs, bars and clubs are all located close by be.HOTEL.

Restaurants in Saint Julian's are listed here.

Things to Do in Saint Julian's are listed here.


A shuttle from Malta International Airport (MIA) is organised for the participants who stay at the be.HOTEL. The shuttle service back to MIA on May 21st is also arranged for the participants leaving with the plane at 2:45pm.

Otherwise, Malta International Airport (MIA) is 5.6 miles away from the hotel. Malta Transfer is MIA's official shuttle service. You can manage your transfers through the booking system here or by visiting the booking desk at MIA.

Public transpotation is available from Malta Airport to be.HOTEL, St Julian's by bus(36mins) and taxi(11mins). See the detail here.


Nabila Aghanim Helene Blavot Victor Bonjean Stephane Caminade Chloe Gallar Saliha Hamdi Hideki Tanimura



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