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Typo fixes in graph examples section
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m-balesdent authored Sep 5, 2024
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36 changes: 18 additions & 18 deletions python/doc/examples/graphs/plot_graphs_basics.py
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Expand Up @@ -11,7 +11,7 @@
# The `draw` method the `Graph` class
# -----------------------------------
#
# The simplest way to create a graph is to use the `draw` method. The `Normal` distribution for example provides a method to draw the density function of the gaussian distribution.
# The simplest way to create a graph is to use the `draw` method. The :class:`~openturns.Normal` distribution for example provides a method to draw its density function.

# %%
import openturns as ot
Expand All @@ -29,20 +29,20 @@
view = viewer.View(graph)

# %%
# To configure the look of the plot, we can first observe the type of graph returned by the `drawPDF` method returns: it is a `Graph`.
# To configure the look of the plot, we can first observe the type of graph returned by the `drawPDF` method returns: it is a :class:`~openturns.Graph`.

# %%
graph = n.drawPDF()
type(graph)

# %%
# The `Graph` class provides several methods to configure the legends, the title and the colors.
# Since a graph can contain several sub-graphs, the `setColors` takes a list of colors as inputs argument: each item of the list corresponds to the sub-graphs.
# The class:`~openturns.Graph` class provides several methods to configure the legends, the title and the colors.
# Since a graph can contain several sub-graphs, the `setColors` method takes a list of colors as inputs argument: each item of the list corresponds to the sub-graphs.

# %%
graph.setXTitle("N")
graph.setYTitle("PDF")
graph.setTitle("Probability density function of the standard gaussian distribution")
graph.setTitle("Probability density function of the standard Gaussian distribution")
graph.setLegends(["N"])
graph.setColors(["blue"])
view = viewer.View(graph)
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# Draw a cloud
# ------------
#
# The `Cloud` class creates clouds of bidimensional points. To demonstrate it, let us create two gaussian distributions in two dimensions.
# The :class:`~openturns.Cloud` class creates clouds of bidimensional points. To illustrate it, let us create two Normal distributions in two dimensions.

# %%
# Create a Funky distribution
Expand Down Expand Up @@ -108,7 +108,7 @@
view = viewer.View(graph)

# %%
# We sometimes want to customize the graph by choosing the type of point (square, triangle, circle, etc...), of line (continuous, dashed, etc...) or another parameter.
# We sometimes want to customize the graph by choosing the type of point (square, triangle, circle, etc.), of line (continuous, dashed, etc.) or another parameter.
# We can know the list of possible values with the corresponding `getValid` method.
#
# For example, the following function returns the possible values of the `PointStyle` parameter.
Expand Down Expand Up @@ -137,7 +137,7 @@
# Configure the style of points and the thickness of a curve
# ----------------------------------------------------------
#
# Assume that we want to plot the sine curve from -2 to 2. The simplest way is to use the `draw` method of the function.
# Assume that we want to plot the `sine` curve from -2 to 2. The simplest way is to use the `draw` method of the function.

# %%
g = ot.SymbolicFunction("x", "sin(x)")
Expand All @@ -147,14 +147,14 @@
view = viewer.View(graph)

# %%
# I would rather get a dashed curve: let us search for the available line styles.
# One would rather get a dashed curve: let us search for the available line styles.

# %%
ot.Drawable.GetValidLineStyles()


# %%
# In order to use the `Curve` class, it will be easier if we have a method to generate a `Sample` containing points regularly spaced in an interval.
# In order to use the :class:`~openturns.Curve` class, it will be easier if we have a method to generate a :class:`~openturns.Sample` containing points regularly spaced in an interval.


# %%
Expand Down Expand Up @@ -216,9 +216,9 @@ def createHSVColor(indexCurve, maximumNumberOfCurves):
# Create matrices of graphs
# -------------------------
#
# The library provides features to create a grid of graphs. However, we can use the `add_subplot` function from Matplotlib.
# The library provides features to create a grid of graphs. However, we can use the `add_subplot` function from `Matplotlib`.
#
# Let us create two graphs of the PDF and CDF of the following gaussian distribution..
# Let us create two graphs of the PDF and CDF of the following Normal distribution..

# %%
n = ot.Normal()
Expand All @@ -233,9 +233,9 @@ def createHSVColor(indexCurve, maximumNumberOfCurves):
_ = viewer.View(grid)

# %%
# Another method is to create a figure with the `figure` function from Matplotlib,
# Another method is to create a figure with the `figure` function from `Matplotlib`,
# then add two graphs with the `add_subplot` function.
# We use the `viewer.View` function to create the required Matplotlib object.
# We use the `viewer.View` function to create the required `Matplotlib` object.
# Since we are not interested by the output of the `View` function, we use the dummy variable `_` as output.
# The title is finally configured with `suptitle`.

Expand All @@ -252,7 +252,7 @@ def createHSVColor(indexCurve, maximumNumberOfCurves):
# -----------------------

# %%
# The `View` class has a `save` method which saves the graph into an image.
# The :class:`openturns.viewer.View` class has a `save` method which saves the graph into an image.

# %%

Expand All @@ -269,13 +269,13 @@ def createHSVColor(indexCurve, maximumNumberOfCurves):
view.save("normal-100dpi.png", dpi=100)

# %%
# Configure the size of a graph with matplotlib
# ---------------------------------------------
# Configure the size of a graph with `matplotlib`
# -----------------------------------------------

# %%

# %%
# We first create a graph containing the PDF of a gaussian distribution
# We first create a graph containing the PDF of a Normal distribution

# %%
n = ot.Normal()
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12 changes: 6 additions & 6 deletions python/doc/examples/graphs/plot_graphs_contour.py
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Expand Up @@ -18,7 +18,7 @@
import openturns.viewer as viewer

# %%
# We build a bidimensional function (function of x and y), define the study domain and the sample size
# We build a bidimensional function (function of `x` and `y`), define the study domain and the sample size

# %%
f = ot.SymbolicFunction(["x", "y"], ["exp(-sin(cos(y)^2 * x^2 + sin(x)^2 * y^2))"])
Expand All @@ -37,14 +37,14 @@
view = viewer.View(graph)

# %%
# The graph contains an unique drawable whose implementation is of class `Contour`
# The graph contains a unique drawable whose implementation is of class :class:`~openturns.Contour`

# %%
contour = graph.getDrawable(0).getImplementation()
print(type(contour).__name__)

# %%
# Another way to build the contour is to build the data sample and give it to the constructor of the `Contour` class
# Another way to build the contour is to build the data sample and give it to the constructor of the :class:`~openturns.Contour` class

# %%
inputData = ot.Box([NX, NY]).generate()
Expand Down Expand Up @@ -100,7 +100,7 @@
# %%
# When the function takes values very different in magnitude, it may be useful to change the norm which is
# used to distribute the colors and to bound the color interval.
# Here we will also let `matplotlib` calculate the levels by not giving any level to the contour
# Here we will also let `Matplotlib` calculate the levels by not giving any level to the contour

# %%
contour.setColorMapNorm("log")
Expand Down Expand Up @@ -130,8 +130,8 @@
mixture = ot.Mixture([x_funk, x_punk], [0.5, 1.0])

# %%
# The constructed graph is composed of the superposition of a filled contour and iso lines
# We also changed the thickness and style of the lines to show the effect although it is not useful here
# The constructed graph is composed of the superposition of a filled contour and iso lines.
# We also changed the thickness and style of the lines to show the effect although it is not useful here.

# %%
graph = mixture.drawPDF([-5.0, -5.0], [5.0, 5.0])
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2 changes: 1 addition & 1 deletion python/doc/examples/graphs/plot_graphs_fill_area.py
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Expand Up @@ -16,7 +16,7 @@
ot.Log.Show(ot.Log.NONE)

# %%
# We generate a sample from a standard gaussian distribution.
# We generate a sample from the standard Normal distribution.

# %%
dist = ot.Normal()
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19 changes: 10 additions & 9 deletions python/doc/examples/graphs/plot_graphs_loglikelihood_contour.py
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Expand Up @@ -20,7 +20,7 @@
# -----------------

# %%
# We create a `TruncatedNormal` and generate a small sample.
# We create a :class:`~openturns.TruncatedNormal` and generate a small sample.

# %%
a = -1
Expand All @@ -31,7 +31,7 @@
sample = distribution.getSample(11)

# %%
# In order to see the distribution and the sample, we draw the PDF of the distribution and generate a clouds which X coordinates are the sample values.
# In order to see the distribution and the sample, we draw the PDF of the distribution and generate a cloud which `X` coordinates are the sample values.

# %%
graph = distribution.drawPDF()
Expand All @@ -46,7 +46,7 @@


# %%
# The following function computes the log-likelihood of a `TruncatedNormal`
# The following function computes the log-likelihood of a :class:`~openturns.TruncatedNormal`
# which mean and standard deviations are given as input arguments.
# The lower and upper bounds of the distribution are computed as minimum and maximum of the sample.

Expand Down Expand Up @@ -90,7 +90,7 @@ def logLikelihood(X):

# %%
# Draw the log-likelihood function with the `draw` method: this is much faster than using a `for` loop.
# In order to print LaTeX X and Y labels, we use the `"r"` character in front of the string containing the LaTeX command.
# In order to print LaTeX `X` and `Y` labels, we use the `"r"` character in front of the string containing the LaTeX command.

# %%
logLikelihoodFunction = ot.PythonFunction(2, 1, logLikelihood)
Expand All @@ -105,7 +105,7 @@ def logLikelihood(X):

# %%
# The level values are computed from the quantiles of the data, so that the contours are equally spaced.
# We can configure the number of levels by setting the `Contour-DefaultLevelsNumber` key in the `ResourceMap`.
# We can configure the number of levels by setting the `Contour-DefaultLevelsNumber` key in the :class:`~openturns.ResourceMap`.

# %%
ot.ResourceMap.SetAsUnsignedInteger("Contour-DefaultLevelsNumber", 5)
Expand All @@ -121,7 +121,7 @@ def logLikelihood(X):
contour = graphBasic.getDrawable(0)

# %%
# To be able to use specific `Contour` methods like `buildDefaultLevels`, we need to use `getImplementation`.
# To be able to use specific `Contour` methods like `buildDefaultLevels`, we need to use the method named `getImplementation`.

contour = contour.getImplementation()
contour.buildDefaultLevels(50)
Expand All @@ -133,8 +133,9 @@ def logLikelihood(X):
# %%
# Using a rank-based normalization of the colors
# ----------------------------------------------

# %%
# In the previous plots, there was little color variation for isolines corresponding to high log-likelihood values.
# In the previous plots, there was little color variation for isolines corresponding to large log-likelihood values.
# This is due to a steep cliff visible for low values of :math:`\sigma`.
# To make the color variation clearer around -13, we use a normalization based on the rank of the level curve and not on its value.
contour.setColorMapNorm("rank")
Expand Down Expand Up @@ -204,9 +205,9 @@ def logLikelihood(X):
# ----------------------------

# %%
# The `Contour` class does not allow us to manually set multiple colors.
# The :class:`~openturns.Contour` class does not allow us to manually set multiple colors.
# Here we show how to assign explicit colors to the different contour lines by passing keyword
# arguments to the `viewer.View` class.
# arguments to the class:`~openturns.viewer.View` class.

# Build a range of colors corresponding to the Tableau palette
palette = ot.Drawable.BuildTableauPalette(len(levels))
Expand Down

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