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Tommaso DorigoRSS Feed of this column.

Tommaso Dorigo is an experimental particle physicist, who works for the INFN at the University of Padova, and collaborates with the CMS and the SWGO experiments. He is the president of the Read More »

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I recently got engaged in a conversation with a famous retired mathematician / cosmologist about the phenomenology of Higgs bosons in the Standard Model of particle physics, and very soon we ended up discussing a graph produced by the CMS collaboration at the CERN Large Hadron Collider, which details the result of searches of Higgs boson pairs in proton-proton collisions data. 
The conversation -and in particular the trouble I had in making sense of the graph with my interlocutor- clarified to me that the way we present those graphs, which summarize our results and should speak by themselves, is confusing to say the least. Indeed, one needs to be briefed extensively before one can fully understand what the various elements of the graphs mean.

These days I am in the middle of a collaborative effort to write a roadmap for the organization of infrastructures and methods for applications of Artificial Intelligence in fundamental science research. In so doing I wrote a paragraph concerning benchmarks and standards.

Last week I was in Valencia, to attend the fourth MODE Workshop on Differentiable Programming for Experiment Design. It was a great meeting, with 80 participants eager to discuss their latest results in application of complex deep neural network models and similar concoctions to problems in fundamental science. 
Of particular significance is the fact that the average age of the participants was somewhere between 25 and 30 years. In my opening speech I made the point that given the downward trend of that number, soon we will be running a kindergarden. But nobody laughed - these kiddos are serious about machine learning, and they showed it with the excellent quality of the material they presented.
The SWGO Collaboration (SWGO stands for Southern Wide-Field Gamma Observatory) met this week in Heidelberg, hosted by the Max Planck Institute for Nuclear Physics (MPIK) to discuss progress in the many activities that its members are carrying forward to prepare for the finalization of the design of the observatory and the following construction phase. 
As a member of the collaboration I could learn of many new developments in detail, but I cannot discuss them here as they are work in progress by my colleagues. What I can do here, however, is to describe the observatory as we would like to build it, and a few other things that have been decided and are now public. 
I will start this brief post with a disclaimer - I am not a nuclear physicist (rather, I am a lesser being, a sub-nuclear physicist). Jokes aside, my understanding and knowledge of the dynamics of high-energy nucleus-nucleus collisions and the phases of matter that can exist at those very high densities and temperatures is overall quite poor. 
I am presently in Cairns, sitting in a parallel session of the "Quark Confinement and the Hadron Spectrum" conference, where I am convening a session on Statistical Methods for Physics Analysis in the XXI Century, giving a talk on the optimization of the SWGO experiment, and playing the piano at a concert for the conference, in addition of course to visiting the area. Anyway, all of the above is too much information to you, as this post is about something else.