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Changes between Version 5 and Version 6 of WorkBook/Tutorials/Student


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Timestamp:
Sep 8, 2019, 12:40:36 PM (5 years ago)
Author:
Michele Selvaggi
Comment:

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  • WorkBook/Tutorials/Student

    v5 v6  
    4040}}}
    4141
     42== 1) Access information in the ROOT file
     43
     44Open the ROOT file (ignore the various warnings) and visualize its content via the TBrowser.
     45
     46{{{
     47root -l data.root
     48TBrowser t;
     49}}}
     50
     51Open the Delphes Tree and then Event branch (by double-clicking). How many events are in this dataset?
     52Likewise explore the Tree content by looking at other branches.
     53
     54Non trivial information can also be plotted from the command line. Every Delphes object has a 4-vector (called P4()) member of type TLorenzVector (see here for documentation: https://root.cern.ch/doc/master/classTLorentzVector.html)