Prof. Pietro De Lellis and Prof. Maurizio Porfiri, in a new piece “Behind the Paper”, explain what inspired them to explore the ways to assess the number of units in a collective from the random motion of one. Read the feature published in Physics Community here.
Read the paper “Inferring the size of a collective of self-propelled Vicsek particles from the random motion of a single unit” published in Communications Physics here.
Image credit: Pietro De Lellis, Maurizio Porfiri, and Anna Sawulska.