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Histograms tutorials

Examples showing the "histograms' classes" usage.

Files

file  candledecay.C
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Candle Decay, illustrate a time development of a certain value.
 
file  candlehisto.C
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Example showing how to combine the various candle plot options.
 
file  candleplot.C
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Example of candle plot with 2-D histograms.
 
file  candleplotoption.C
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Example showing how to combine the various candle plot options.
 
file  candleplotstack.C
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Example showing how a THStack with candle plot option.
 
file  candleplotwhiskers.C
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Example of candle plot showing the whiskers definition.
 
file  candlescaled.C
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Candle Scaled, illustrates what scaling does on candle and violin charts.
 
file  ContourList.C
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Getting Contours From TH2D.
 
file  cumulative.C
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Illustrate use of the TH1::GetCumulative method.
 
file  draw2dopt.C
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Display the various 2-d drawing options
 
file  DynamicSlice.C
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Show the slice of a TH2 following the mouse position.
 
file  exec1.C
 Echo object at mouse position.
 
file  exec2.C
 Echo object at mouse position and show a graphics line.
 
file  Fibonacci.C
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A TH2Poly build with Fibonacci numbers.
 
file  fillhistosauto2p.C
 Fill multiple histograms with different functions and automatic binning.
 
file  fillrandom.C
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Fill a 1-D histogram from a parametric function.
 
file  fillrandom.py
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Fill a 1-D histogram from a parametric function.
 
file  FirstContour.C
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Make a contour plot and get the first contour in a TPolyMarker.
 
file  greyscale.C
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Create grey scale of 200 x 200 boxes.
 
file  h1ReadAndDraw.C
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Read a 1-D histogram from a ROOT File and draw it.
 
file  h2_cut.C
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This example demonstrates how to display a 2D histogram and use TCutG object to select bins for drawing.
 
file  h2proj.C
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This example demonstrates how to display a histogram and its two projections.
 
file  hbars.C
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Example of bar charts with 1-d histograms.
 
file  histpalettecolor.C
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Palette coloring for histogram is activated thanks to the options PFC (Palette Fill Color), PLC (Palette Line Color) and AMC (Palette Marker Color).
 
file  hksimple.C
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Illustrates the advantages of a TH1K histogram
 
file  hlabels1.C
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1-D histograms with alphanumeric labels
 
file  hlabels2.C
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2-D histograms with alphanumeric labels.
 
file  hlHisto1.C
 This tutorial demonstrates how the highlight mechanism can be used on an histogram.
 
file  hlHisto2.C
 This tutorial demonstrates how the highlight mechanism can be used on an histogram.
 
file  hlHisto3.C
 This tutorial demonstrates how the highlight mechanism can be used on a ntuple.
 
file  hlHisto4.C
 This tutorial demonstrates how the highlight mechanism can be used on an histogram.
 
file  hstack.C
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Example of stacked histograms: class THStack.
 
file  hstackpads.C
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Drawing stack histograms on subpads.
 
file  hsum.C
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Histograms filled and drawn in a loop.
 
file  hsumTimer.C
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Demo of Timers.
 
file  legendautoplaced.C
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The legend can be placed automatically in the current pad in an empty space found at painting time.
 
file  logscales.C
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Draw parametric functions with log scales.
 
file  movepalette.C
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file  multicolor.C
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Use a THStack to show a 2-D hist with cells with different colors.
 
file  NormalizeHistogram.C
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Normalizing a Histogram
 
file  ratioplot1.C
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Example creating a simple ratio plot of two histograms using the pois division option.
 
file  ratioplot1.py
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Example creating a simple ratio plot of two histograms using the pois division option.
 
file  ratioplot2.C
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Example of a fit residual plot.
 
file  ratioplot2.py
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Example of a fit residual plot.
 
file  ratioplot3.C
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Example which shows how you can get the graph of the lower plot and set the y axis range for it.
 
file  ratioplot3.py
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Example which shows how you can get the graph of the lower plot and set the y axis range for it.
 
file  ratioplot4.C
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Example that shows custom dashed lines on the lower plot, specified by a vector of floats.
 
file  ratioplot4.py
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Example that shows custom dashed lines on the lower plot, specified by a vector of floats.
 
file  ratioplot5.C
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Example that shows how you can set the colors of the confidence interval bands by using the method TRatioPlot::SetConfidenceIntervalColors.
 
file  ratioplot5.py
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Example that shows how you can set the colors of the confidence interval bands by using the method TRatioPlot::SetConfidenceIntervalColors.
 
file  ratioplot6.C
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Example showing a fit residual plot, where the separation margin has been set to 0.
 
file  ratioplot6.py
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Example showing a fit residual plot, where the separation margin has been set to 0.
 
file  ratioplotOld.C
 Example displaying two histograms and their ratio.
 
file  rebin.C
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Rebin a variable bin-width histogram.
 
file  reverseaxis.C
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Example showing an histogram with reverse axis.
 
file  sparsehist.C
 Evaluate the performance of THnSparse vs TH1/2/3/nF for different numbers of dimensions and bins per dimension.
 
file  statsEditing.C
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Edit statistics box.
 
file  testSmooth.C
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Histogram smoothing.
 
file  th2polyBoxes.C
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This tutorial illustrates how to create an histogram with polygonal bins (TH2Poly).
 
file  th2polyEurope.C
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This tutorial illustrates how to create an histogram with polygonal bins (TH2Poly), fill it and draw it.
 
file  th2polyHoneycomb.C
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This tutorial illustrates how to create an histogram with hexagonal bins (TH2Poly).
 
file  th2polyUSA.C
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This tutorial illustrates how to create an histogram with polygonal bins (TH2Poly), fill it and draw it using the col option.
 
file  thstack2palettecolor.C
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Palette coloring for 2D histograms' stack is activated thanks to the option PFC (Palette Fill Color).
 
file  thstackcolorscheme.C
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file  thstackpalettecolor.C
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Palette coloring for histograms' stack is activated thanks to the options PFC (Palette Fill Color), PLC (Palette Line Color) and AMC (Palette Marker Color).
 
file  tprofile2polyRealistic.C
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Different charges depending on region
 
file  tprofile2polyRealisticModuleError.C
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Simulate faulty detector panel w.r.t.
 
file  transpad.C
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Example of a canvas showing two histograms with different scales.
 
file  twoscales.C
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Example of macro illustrating how to superimpose two histograms with different scales in the "same" pad.
 
file  twoscales.py
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Example of macro illustrating how to superimpose two histograms with different scales in the "same" pad.
 
file  xyplot.C
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Example showing how to produce a plot with an orthogonal axis system centered at (0,0).
 
file  ZoomHistogram.C
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Changing the Range on the X-Axis of a Histogram