ROOT for Particle and Nuclear Physics

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Where to Move

Move chapter:

• ☰ Introduction to ROOT
  • ☰ What Is ROOT?
  • ☰ Installing ROOT
  • ☰ Starting ROOT
  • ☰ Your First ROOT Session
• ☰ C++ Basics for ROOT
  • ☰ Why ROOT Uses C++
  • ☰ Variables and Data Types
  • ☰ Operators
  • ☰ Conditional Statements
  • ☰ Loops
  • ☰ Functions
  • ☰ Arrays and Vectors
• ☰ ROOT Macros
  • ☰ What Is a ROOT Macro?
  • ☰ Running ROOT Macros
  • ☰ Functions Inside ROOT Macros
  • ☰ Compiling ROOT Macros
  • ☰ Organizing a ROOT Project
• ☰ ROOT Objects and the ROOT Object Model
  • ☰ Introduction to ROOT Classes
  • ☰ Object Names and Titles
  • ☰ ROOT Collections
  • ☰ Inspecting ROOT Objects
• ☰ Histograms
  • ☰ Introduction to Histograms
  • ☰ Creating a 1D Histogram
  • ☰ Filling Histograms
  • ☰ Drawing Histograms
  • ☰ Histogram Properties
  • ☰ Accessing Histogram Bins
  • ☰ Histogram Errors
  • ☰ Normalizing Histograms
  • ☰ Combining Histograms
• ☰ Two-Dimensional Histograms
  • ☰ Creating 2D Histograms
  • ☰ Filling 2D Histograms
  • ☰ Drawing 2D Histograms
  • ☰ Projections
  • ☰ Profiles
• ☰ Graphs
  • ☰ Introduction to TGraph
  • ☰ Creating a TGraph
  • ☰ Graph Styling
  • ☰ TGraphErrors
  • ☰ TGraphAsymmErrors
  • ☰ MultiGraph
• ☰ Canvases and Plotting
  • ☰ TCanvas
  • ☰ Dividing a Canvas
  • ☰ Drawing Multiple Objects
  • ☰ Legends
  • ☰ Text and Annotations
  • ☰ Logarithmic Axes
  • ☰ Saving Plots
• ☰ Styling ROOT Plots
  • ☰ ROOT Plot Styles
  • ☰ Axis Configuration
  • ☰ Line Styles
  • ☰ Marker Styles
  • ☰ Publication-Quality Figures
• ☰ Mathematical Functions
  • ☰ Introduction to TF1
  • ☰ Built-in Functions
  • ☰ Custom Functions
  • ☰ Evaluating Functions
  • ☰ Function Integrals
• ☰ Curve Fitting
  • ☰ Introduction to Fitting
  • ☰ Gaussian Fits
  • ☰ Polynomial Fits
  • ☰ Custom Fit Functions
  • ☰ Fit Parameters
  • ☰ Goodness of Fit
  • ☰ Fit Residuals
  • ☰ Fitting Graphs
• ☰ ROOT Files
  • ☰ Introduction to ROOT Files
  • ☰ Creating ROOT Files
  • ☰ Writing Objects
  • ☰ Reading ROOT Files
  • ☰ Exploring ROOT Files
  • ☰ Directories Inside ROOT Files
• ☰ TTrees
  • ☰ Introduction to TTrees
  • ☰ Creating a TTree
  • ☰ Filling a TTree
  • ☰ Writing a TTree to a File
  • ☰ Reading a TTree
  • ☰ Inspecting TTrees
  • ☰ Drawing Data from TTrees
  • ☰ Applying Selection Cuts
  • ☰ Branch Addresses
• ☰ Event-Based Data Analysis
  • ☰ Understanding Event Data
  • ☰ Event Loops
  • ☰ Event Selection
  • ☰ Derived Quantities
  • ☰ Analysis Workflow
• ☰ Working with Real Experimental Data
  • ☰ Importing Text Data
  • ☰ Converting Data to ROOT
  • ☰ Data Cleaning
  • ☰ Data Calibration
  • ☰ Signal and Background
• ☰ Random Numbers and Simulations
  • ☰ Random Number Generation
  • ☰ Common Distributions
  • ☰ Simple Monte Carlo Simulation
  • ☰ Detector Resolution Simulation
  • ☰ Efficiency Simulation
• ☰ Statistical Analysis with ROOT
  • ☰ Basic Statistics
  • ☰ Probability Distributions
  • ☰ Statistical Uncertainties
  • ☰ Chi-Square Tests
  • ☰ Confidence Intervals
• ☰ Modern ROOT with RDataFrame
  • ☰ Introduction to RDataFrame
  • ☰ Loading Data
  • ☰ Filtering Data
  • ☰ Defining New Columns
  • ☰ Creating Histograms
  • ☰ Statistical Operations
  • ☰ Saving Results
  • ☰ Multithreading
• ☰ ROOT and Python
  • ☰ Introduction to PyROOT
  • ☰ ROOT Objects in Python
  • ☰ Reading ROOT Files with Python
  • ☰ PyROOT and NumPy
  • ☰ PyROOT and Matplotlib
  • ☰ Choosing Between C++ and Python
• ☰ Advanced TTree Techniques
  • ☰ Trees with Multiple Branches
  • ☰ Storing std::vector Objects
  • ☰ TChain
  • ☰ Friends
  • ☰ Efficient TTree Analysis
• ☰ ROOT for Particle and Nuclear Physics
  • ☰ Four-Vectors
  • ☰ Particle Kinematics
  • ☰ Invariant Mass
  • ☰ Angular Distributions
  • ☰ Detector Spectra
• ☰ Debugging and Common ROOT Problems
  • ☰ ROOT Object Ownership
  • ☰ Null Pointers
  • ☰ Segmentation Faults
  • ☰ Missing Histograms
  • ☰ ROOT File Problems
  • ☰ TTree Branch Problems
  • ☰ Histogram Range Problems
  • ☰ Fit Failures
  • ☰ Debugging ROOT Macros
• ☰ Writing Better ROOT Analysis Code
  • ☰ Separating Analysis and Plotting
  • ☰ Using Functions
  • ☰ Using Header Files
  • ☰ Naming Conventions
  • ☰ Avoiding Hard-Coded Values
  • ☰ Configuration Parameters
  • ☰ Reproducible Analysis
  • ☰ Version Control with Git
• ☰ Final Project
  • ☰ Project Overview
  • ☰ Analyze a complete scientific dataset using ROOT.
  • ☰ Import the Data
  • ☰ Explore the Dataset
  • ☰ Apply Data Selection
  • ☰ Create Histograms
  • ☰ Fit the Data
  • ☰ Calculate Physical Quantities
  • ☰ Estimate Statistical Uncertainties
  • ☰ Create Publication-Quality Figures
  • ☰ Save the Analysis Results
  • ☰ Write a Short Analysis Report
• ☰ Appendices
  • ☰ A. ROOT Command Cheat Sheet
  • ☰ B. ROOT Histogram Classes
  • ☰ C. ROOT Graph Classes
  • ☰ D. Common TTree Commands
  • ☰ E. Common Drawing Options
  • ☰ F. Common Fit Functions
  • ☰ G. ROOT C++ Cheat Sheet
  • ☰ H. PyROOT Cheat Sheet
  • ☰ I. Common ROOT Errors and Solutions
  • ☰ J. Recommended ROOT Analysis Workflow