Daya Bay Muon System - Virginia Techdayabay/Presentations/100407.dm.Muon... · 2010. 4. 13. ·...
Transcript of Daya Bay Muon System - Virginia Techdayabay/Presentations/100407.dm.Muon... · 2010. 4. 13. ·...
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Daya Bay Muon SystemSimulation and Analysis
Debabrata Mohapatra
Virginia Tech
04/07/2010
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Daya Bay Backgrounds
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Purpose of Muon System
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Daya Bay Muon System
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Detailed Geometry
FAR
Near
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Muon related Analysis topics (Wei’s List)
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Daya Bay Framework: NuWaNuwa is installed at “/home/dayabay/nuwa”
externals
• CMT, Boost
• AIDA, GSL, clhep, XercesC Geant4, OpenMotif, OpenScientist
• Python, Cmake, mysql
• ROOT
Nuwa-release
• lcgcmt, ldm, relax
• Gaudi
• lhcb
• dybgaudi#!/bin/tcsh
pushd /home/dayabay/nuwa/NuWa-trunk
source setup.csh
popd
pushd /home/dayabay/nuwa/NuWa-trunk/dybgaudi/DybRelease/cmt
source setup.csh
popd
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Stages of Daya Bay Simulation
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Muon fluxes at the three sites are used for event generation
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Pass the muon events through Geant4 detector simulation to get hits in PMTs.
Near
Far
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How to write Analysis modulein Python
from DybPython.DybPythonAlg import DybPythonAlg
from GaudiPython import SUCCESS, FAILURE
from GaudiPython import gbl
from DybPython.Util import irange
# Make shortcuts to any ROOT classes you want to use
TTree = gbl.TTree
# Define the algorithm
class TreeAlg(DybPythonAlg):
"Tree-writing Python Algorithm"
def __init__(self,name):
DybPythonAlg.__init__(self,name)
return
def initialize(self)
# Initialize services
# Statistics Service: Use for histograms, graphs, trees
# Make a tree
return SUCCESS
def execute(self):
# Access current data
# Set Branch values
# Loop over hits in each detector
# Fill the tree with current branch values
return SUCCESS
def finalize(self):
return status
def configure():
from StatisticsSvc.StatisticsSvcConf import StatisticsSvc
statsSvc = StatisticsSvc()
statsSvc.Output ={"file0":"simHitStats.root"}
return
def run(app):
'''
Configure and add an algorithm to job
'''
app.ExtSvc += ["StatisticsSvc"]
example = TreeAlg("MyTreeExample")
app.addAlgorithm(example)
pass
/home/dayabay/nuwa/NuWa-trunk/tutorial/DivingIn/python/DivingIn
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Writing Analysis Package in C++Example: /home/dayabay/nuwa/NuWa-trunk/tutorial/Sim15
Subdirectory
Content
cmt requirementsversion.cmt
src Sim15_entries.ccSim15_load.ccAna15.ccAna15.hValidationTree.ccValidationTree.h
python Sim15/ana.py
share Other scripts
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Cmt: configuration management environment
package Sim15
use Stage * Simulation/Fifteen
use ReadoutEvent v* DataModel
use SimReadoutEvent v* DataModel
use SimTrigEvent v* DataModel
use ElecEvent v* DataModel
use SimEvent v* DataModel
use GenEvent v* DataModel
include_dirs "${SIM15ROOT}"
library Sim15 *.cc
apply_pattern component_library library=Sim15
apply_pattern install_python_modules
Requirement file> source /home/dayabay/paths.sh
Copy the tutorial directory
to your home page
Go to Sim15/cmt
> cmt config
It will produce setup scripts for
environment
source setup.sh
And then compile the package using
cmt make
Then go to python/Sim15 to run ana.py
nuwa.py -n -1 -m ana /home/dayabay/montecarlo/muon/MDCMUON_VTEC_D5990.root