Ejemplo n.º 1
0
        public void ExecuteRecipe(Plot plt)
        {
            var bar1 = plt.AddBar(new double[] { 10, 13, 15 }, new double[] { 1, 5, 9 });

            bar1.HatchStyle     = Drawing.HatchStyle.StripedUpwardDiagonal;
            bar1.FillColor      = Color.Gray;
            bar1.FillColorHatch = Color.Black;
            bar1.Label          = "Series 1";

            var bar2 = plt.AddBar(new double[] { 14, 15, 9 }, new double[] { 2, 6, 10 });

            bar2.HatchStyle     = Drawing.HatchStyle.StripedWideDownwardDiagonal;
            bar2.FillColor      = Color.DodgerBlue;
            bar2.FillColorHatch = Color.DeepSkyBlue;
            bar2.Label          = "Series 2";

            var bar3 = plt.AddBar(new double[] { 13, 6, 14 }, new double[] { 3, 7, 11 });

            bar3.HatchStyle     = Drawing.HatchStyle.LargeCheckerBoard;
            bar3.FillColor      = Color.SeaGreen;
            bar3.FillColorHatch = Color.DarkSeaGreen;
            bar3.Label          = "Series 3";

            // add a legend to display each labeled bar plot
            plt.Legend(location: Alignment.UpperRight);

            // adjust axis limits so there is no padding below the bar graph
            plt.SetAxisLimits(yMin: 0, yMax: 20);
        }
Ejemplo n.º 2
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        public void ExecuteRecipe(Plot plt)
        {
            // male and female heights are based on https://ourworldindata.org/human-height
            Random rand = new(0);

            double[] heightsMale   = ScottPlot.DataGen.RandomNormal(rand, pointCount: 2345, mean: 178.4, stdDev: 7.6);
            double[] heightsFemale = ScottPlot.DataGen.RandomNormal(rand, pointCount: 1234, mean: 164.7, stdDev: 7.1);

            // calculate histograms for male and female datasets
            (double[] probMale, double[] binEdges) = ScottPlot.Statistics.Common.Histogram(heightsMale, min: 140, max: 210, binSize: 1, density: true);
            (double[] probFemale, _) = ScottPlot.Statistics.Common.Histogram(heightsFemale, min: 140, max: 210, binSize: 1, density: true);
            double[] leftEdges = binEdges.Take(binEdges.Length - 1).ToArray();

            // convert probabilities to percents
            probMale   = probMale.Select(x => x * 100).ToArray();
            probFemale = probFemale.Select(x => x * 100).ToArray();

            // plot histograms
            var barMale = plt.AddBar(values: probMale, positions: leftEdges);

            barMale.BarWidth        = 1;
            barMale.FillColor       = Color.FromArgb(50, Color.Blue);
            barMale.BorderLineWidth = 0;

            var barFemale = plt.AddBar(values: probFemale, positions: leftEdges);

            barFemale.BarWidth        = 1;
            barFemale.FillColor       = Color.FromArgb(50, Color.Red);
            barFemale.BorderLineWidth = 0;

            // plot probability function curves
            double[] pdfMale = ScottPlot.Statistics.Common.ProbabilityDensity(heightsMale, binEdges, percent: true);
            plt.AddScatterLines(
                xs: binEdges,
                ys: pdfMale,
                color: Color.FromArgb(150, Color.Blue),
                lineWidth: 3,
                label: $"Male (n={heightsMale.Length:N0})");

            double[] pdfFemale = ScottPlot.Statistics.Common.ProbabilityDensity(heightsFemale, binEdges, percent: true);
            plt.AddScatterLines(
                xs: binEdges,
                ys: pdfFemale,
                color: Color.FromArgb(150, Color.Red),
                lineWidth: 3,
                label: $"Female (n={heightsFemale.Length:N0})");

            // customize styling
            plt.Title("Human Height by Sex");
            plt.YLabel("Probability (%)");
            plt.XLabel("Height (cm)");
            plt.Legend(location: ScottPlot.Alignment.UpperLeft);
            plt.SetAxisLimits(yMin: 0);
        }
Ejemplo n.º 3
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        public void ExecuteRecipe(Plot plt)
        {
            // let's plot 24 hours of data
            int pointCount = 24;

            // generate some random values
            var rand = new Random(0);

            double[] values = DataGen.Random(rand, pointCount, 1, 2);

            // space every time point by 1 hour from a starting point
            DateTime start = new DateTime(2021, 09, 24, 0, 0, 0);

            double[] positions = new double[pointCount];
            for (int i = 0; i < pointCount; i++)
            {
                positions[i] = start.AddHours(i).ToOADate();
            }

            // display the bar plot using a time axis
            var bar = plt.AddBar(values, positions);

            plt.XAxis.DateTimeFormat(true);

            // indicate each bar width should be 1/24 of a day then shrink sligtly to add spacing between bars
            bar.BarWidth = (1.0 / 24) * .8;

            // adjust axis limits so there is no padding below the bar graph
            plt.SetAxisLimits(yMin: 0);
        }
Ejemplo n.º 4
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        public void ExecuteRecipe(Plot plt)
        {
            // generate sample heights are based on https://ourworldindata.org/human-height
            Random rand = new(0);

            double[] heights = ScottPlot.DataGen.RandomNormal(rand, pointCount: 1234, mean: 178.4, stdDev: 7.6);

            // create a histogram
            var hist = new ScottPlot.Statistics.Histogram(heights, min: 140, max: 220, binSize: 1);

            // display histogram probabability as a bar plot
            var bar = plt.AddBar(values: hist.countsFrac, positions: hist.bins);

            bar.FillColor   = ColorTranslator.FromHtml("#9bc3eb");
            bar.BorderColor = ColorTranslator.FromHtml("#82add9");
            bar.BarWidth    = hist.binSize;

            // display histogram distribution curve as a line plot
            plt.AddScatterLines(
                xs: hist.bins,
                ys: hist.probability,
                color: Color.Black,
                lineWidth: 2,
                lineStyle: LineStyle.Dash);

            // customize the plot style
            plt.Title("Adult Male Height");
            plt.YAxis.Label("Probability");
            plt.XAxis.Label("Height (cm)");
            plt.SetAxisLimits(yMin: 0);
        }
Ejemplo n.º 5
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        public void ExecuteRecipe(Plot plt)
        {
            Random rand = new Random(0);

            double[] values = DataGen.RandomNormal(rand, pointCount: 1000, mean: 50, stdDev: 20);
            var      hist   = new ScottPlot.Statistics.Histogram(values, min: 0, max: 100);

            // plot the bins as a bar graph (on the primary Y axis)
            var bar = plt.AddBar(hist.counts, hist.bins);

            bar.BarWidth        = hist.binSize * 1.2; // oversize to reduce render artifacts
            bar.BorderLineWidth = 0;
            bar.YAxisIndex      = 0;
            plt.YAxis.Label("Count (#)");
            plt.YAxis.Color(bar.FillColor);

            // plot the mean curve as a scatter plot (on the secondary Y axis)
            var sp = plt.AddScatter(hist.bins, hist.countsFracCurve);

            sp.MarkerSize = 0;
            sp.LineWidth  = 2;
            sp.YAxisIndex = 1;
            plt.YAxis2.Label("Fraction");
            plt.YAxis2.Color(sp.Color);
            plt.YAxis2.Ticks(true);

            // decorate the plot
            plt.XAxis2.Label("Normal Random Data", bold: true);
            plt.XAxis.Label("Value (units)");
            plt.SetAxisLimits(yMin: 0);
            plt.Grid(lineStyle: LineStyle.Dot);
        }
Ejemplo n.º 6
0
        public void ExecuteRecipe(Plot plt)
        {
            // generate sample heights are based on https://ourworldindata.org/human-height
            Random rand = new(0);

            double[] values = ScottPlot.DataGen.RandomNormal(rand, pointCount: 1234, mean: 178.4, stdDev: 7.6);

            // create a histogram
            (double[] probabilities, double[] binEdges) = ScottPlot.Statistics.Common.Histogram(values, min: 140, max: 220, binSize: 1, density: true);
            double[] leftEdges = binEdges.Take(binEdges.Length - 1).ToArray();

            // display histogram probabability as a bar plot
            var bar = plt.AddBar(values: probabilities, positions: leftEdges);

            bar.BarWidth    = 1;
            bar.FillColor   = ColorTranslator.FromHtml("#9bc3eb");
            bar.BorderColor = ColorTranslator.FromHtml("#82add9");

            // display histogram distribution curve as a line plot
            double[] densities = ScottPlot.Statistics.Common.ProbabilityDensity(values, binEdges);
            plt.AddScatterLines(
                xs: binEdges,
                ys: densities,
                color: Color.Black,
                lineWidth: 2,
                lineStyle: LineStyle.Dash);

            // customize the plot style
            plt.Title("Adult Male Height");
            plt.YAxis.Label("Probability");
            plt.XAxis.Label("Height (cm)");
            plt.SetAxisLimits(yMin: 0);
        }
Ejemplo n.º 7
0
        public void ExecuteRecipe(Plot plt)
        {
            // male and female heights are based on https://ourworldindata.org/human-height
            Random rand = new(0);

            double[] heightsMale   = ScottPlot.DataGen.RandomNormal(rand, pointCount: 2345, mean: 178.4, stdDev: 7.6);
            double[] heightsFemale = ScottPlot.DataGen.RandomNormal(rand, pointCount: 1234, mean: 164.7, stdDev: 7.1);

            // calculate histograms for male and female datasets
            var histMale   = new ScottPlot.Statistics.Histogram(heightsMale, min: 140, max: 210, binSize: 1);
            var histFemale = new ScottPlot.Statistics.Histogram(heightsFemale, min: 140, max: 210, binSize: 1);

            // plot histograms
            var barMale = plt.AddBar(values: histMale.countsFrac, positions: histMale.bins);

            barMale.BarWidth        = histMale.binSize;
            barMale.FillColor       = Color.FromArgb(50, Color.Blue);
            barMale.BorderLineWidth = 0;

            var barFemale = plt.AddBar(values: histFemale.countsFrac, positions: histFemale.bins);

            barFemale.BarWidth        = histFemale.binSize;
            barFemale.FillColor       = Color.FromArgb(50, Color.Red);
            barFemale.BorderLineWidth = 0;

            // plot probability function curves
            plt.AddScatterLines(
                xs: histMale.bins,
                ys: histMale.probability,
                color: Color.FromArgb(150, Color.Blue),
                lineWidth: 3,
                label: $"Male (n={heightsMale.Length:N0})");

            plt.AddScatterLines(
                xs: histFemale.bins,
                ys: histFemale.probability,
                color: Color.FromArgb(150, Color.Red),
                lineWidth: 3,
                label: $"Female (n={heightsFemale.Length:N0})");

            // customize styling
            plt.Title("Human Height by Sex");
            plt.YLabel("Probability");
            plt.XLabel("Height (cm)");
            plt.Legend(location: ScottPlot.Alignment.UpperLeft);
            plt.SetAxisLimits(yMin: 0);
        }
Ejemplo n.º 8
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        public void ExecuteRecipe(Plot plt)
        {
            double[] values = { 23, -17, 19, -24, 22 };

            var bar = plt.AddBar(values);

            bar.FillColor         = Color.Green;
            bar.FillColorNegative = Color.Red;
        }
Ejemplo n.º 9
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 public void ExecuteRecipe(Plot plt)
 {
     double[] values    = { 26, 20, 23, 7, 16 };
     double[] positions = { 0, 1, 2, 3, 4 };
     string[] labels    = { "PHP", "JS", "C++", "GO", "VB" };
     plt.AddBar(values, positions);
     plt.XTicks(positions, labels);
     plt.SetAxisLimits(yMin: 0);
 }
Ejemplo n.º 10
0
        public void ExecuteRecipe(Plot plt)
        {
            // create sample data
            double[] values = { 26, 20, 23, 7, 16 };

            // add a bar graph to the plot
            plt.AddBar(values);

            // adjust axis limits so there is no padding below the bar graph
            plt.SetAxisLimits(yMin: 0);
        }
Ejemplo n.º 11
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        public void ExecuteRecipe(Plot plt)
        {
            double[] values  = DataGen.RandomNormal(0, 12, 5, 10);
            double[] offsets = Enumerable.Range(0, values.Length).Select(x => values.Take(x).Sum()).ToArray();

            var bar = plt.AddBar(values);

            bar.ValueOffsets      = offsets;
            bar.FillColorNegative = Color.Red;
            bar.FillColor         = Color.Green;
        }
Ejemplo n.º 12
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        public void ExecuteRecipe(Plot plt)
        {
            // create sample data
            double[] valuesA = { 1, 2, 3, 2, 1, 2, 1 };
            double[] valuesB = { 3, 3, 2, 1, 3, 2, 1 };

            // to simulate stacking B on A, shift B up by A
            double[] valuesB2 = new double[valuesB.Length];
            for (int i = 0; i < valuesB.Length; i++)
            {
                valuesB2[i] = valuesA[i] + valuesB[i];
            }

            // plot the bar charts in reverse order (highest first)
            plt.AddBar(valuesB2);
            plt.AddBar(valuesA);

            // adjust axis limits so there is no padding below the bar graph
            plt.SetAxisLimits(yMin: 0);
        }
Ejemplo n.º 13
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        public void ExecuteRecipe(Plot plt)
        {
            double[] values   = { 23, 17, 19, 24, 22 };
            double[] yOffsets = { -100, -100, -100, -100, -100 };

            var bar = plt.AddBar(values);

            bar.ValueOffsets = yOffsets;

            // adjust axis limits so there is no padding below the bar graph
            plt.SetAxisLimits(yMin: -100);
        }
Ejemplo n.º 14
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        public void ExecuteRecipe(Plot plt)
        {
            Func <double, string> customFormatter = y => $"Y={y:N2}";

            double[] values = { 27.3, 23.1, 21.2, 16.1, 6.4, 19.2, 18.7, 17.3, 20.3, 13.1 };
            var      bar    = plt.AddBar(values);

            bar.ShowValuesAboveBars = true;
            bar.ValueFormatter      = customFormatter;

            plt.SetAxisLimits(yMin: 0);
        }
Ejemplo n.º 15
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        public void ExecuteRecipe(Plot plt)
        {
            // generate sample heights are based on https://ourworldindata.org/human-height
            Random rand = new(0);

            double[] values = ScottPlot.DataGen.RandomNormal(rand, pointCount: 1234, mean: 178.4, stdDev: 7.6);

            // create a histogram
            (double[] counts, double[] binEdges) = ScottPlot.Statistics.Common.Histogram(values, min: 140, max: 220, binSize: 1);
            double[] leftEdges = binEdges.Take(binEdges.Length - 1).ToArray();

            // display histogram probabability as a bar plot
            var bar = plt.AddBar(values: counts, positions: leftEdges);

            bar.FillColor       = ColorTranslator.FromHtml("#9bc3eb");
            bar.BorderLineWidth = 0;

            // display histogram distribution curve as a line plot on a secondary Y axis
            double[] smoothEdges     = ScottPlot.DataGen.Range(start: binEdges.First(), stop: binEdges.Last(), step: 0.1, includeStop: true);
            double[] smoothDensities = ScottPlot.Statistics.Common.ProbabilityDensity(values, smoothEdges, percent: true);
            var      probPlot        = plt.AddScatterLines(
                xs: smoothEdges,
                ys: smoothDensities,
                lineWidth: 2,
                label: "probability");

            probPlot.YAxisIndex = 1;
            plt.YAxis2.Ticks(true);

            // display vertical lines at points of interest
            var stats = new ScottPlot.Statistics.BasicStats(values);

            plt.AddVerticalLine(stats.Mean, Color.Black, 2, LineStyle.Solid, "mean");

            plt.AddVerticalLine(stats.Mean - stats.StDev, Color.Black, 2, LineStyle.Dash, "1 SD");
            plt.AddVerticalLine(stats.Mean + stats.StDev, Color.Black, 2, LineStyle.Dash);

            plt.AddVerticalLine(stats.Mean - stats.StDev * 2, Color.Black, 2, LineStyle.Dot, "2 SD");
            plt.AddVerticalLine(stats.Mean + stats.StDev * 2, Color.Black, 2, LineStyle.Dot);

            plt.AddVerticalLine(stats.Min, Color.Gray, 1, LineStyle.Dash, "min/max");
            plt.AddVerticalLine(stats.Max, Color.Gray, 1, LineStyle.Dash);

            plt.Legend(location: Alignment.UpperRight);

            // customize the plot style
            plt.Title("Adult Male Height");
            plt.YAxis.Label("Count (#)");
            plt.YAxis2.Label("Probability (%)");
            plt.XAxis.Label("Height (cm)");
            plt.SetAxisLimits(yMin: 0);
            plt.SetAxisLimits(yMin: 0, yAxisIndex: 1);
        }
Ejemplo n.º 16
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        public void ExecuteRecipe(Plot plt)
        {
            // create sample data
            double[] values = { 27.3, 23.1, 21.2, 16.1, 6.4, 19.2, 18.7, 17.3, 20.3, 13.1 };

            // add a bar graph to the plot and enable values to be displayed above each bar
            var bar = plt.AddBar(values);

            bar.ShowValuesAboveBars = true;

            // adjust axis limits so there is no padding below the bar graph
            plt.SetAxisLimits(yMin: 0);
        }
Ejemplo n.º 17
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        public void ExecuteRecipe(Plot plt)
        {
            // add a bar graph to the plot
            double[] values = { 26, 20, 23, 7, 16 };
            var      bar    = plt.AddBar(values);

            // add errorbars to the bar graph and customize styling as desired
            double[] errors = { 3, 2, 5, 1, 3 };
            bar.ValueErrors  = errors;
            bar.ErrorCapSize = .1;

            // adjust axis limits so there is no padding below the bar graph
            plt.SetAxisLimits(yMin: 0);
        }
Ejemplo n.º 18
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        public void ExecuteRecipe(Plot plt)
        {
            // create sample data
            double[] values    = { 26, 20, 23, 7, 16 };
            double[] positions = { 10, 20, 30, 40, 50 };

            // add a bar graph to the plot
            var bar = plt.AddBar(values, positions);

            // customize the width of bars (80% of the inter-position distance looks good)
            bar.BarWidth = (positions[1] - positions[0]) * .8;

            // adjust axis limits so there is no padding below the bar graph
            plt.SetAxisLimits(yMin: 0);
        }
Ejemplo n.º 19
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        public void ExecuteRecipe(Plot plt)
        {
            // create sample data
            double[] values    = { 26, 20, 23, 7, 16 };
            double[] errors    = { 3, 2, 5, 1, 3 };
            double[] positions = { 1, 2, 3, 4, 5 };

            // add a bar graph to the plot and customize it to render horizontally
            var bar = plt.AddBar(values, errors, positions);

            bar.Orientation = Orientation.Horizontal;

            // adjust axis limits so there is no padding to the left of the bar graph
            plt.SetAxisLimits(xMin: 0);
        }
Ejemplo n.º 20
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        public void ExecuteRecipe(Plot plt)
        {
            // generate sample heights are based on https://ourworldindata.org/human-height
            Random rand = new(0);

            double[] heights = ScottPlot.DataGen.RandomNormal(rand, pointCount: 1234, mean: 178.4, stdDev: 7.6);

            // create a histogram
            var hist = new ScottPlot.Statistics.Histogram(heights, min: 140, max: 220, binSize: 1);

            // display the histogram counts as a bar plot
            var bar = plt.AddBar(hist.counts, hist.bins);

            bar.BarWidth = hist.binSize;

            // customize the plot style
            plt.YAxis.Label("Count (#)");
            plt.XAxis.Label("Height (cm)");
            plt.SetAxisLimits(yMin: 0);
        }
Ejemplo n.º 21
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        public void ExecuteRecipe(Plot plt)
        {
            // generate sample heights are based on https://ourworldindata.org/human-height
            Random rand = new(0);

            double[] values = ScottPlot.DataGen.RandomNormal(rand, pointCount: 1234, mean: 178.4, stdDev: 7.6);

            // create a histogram
            (double[] counts, double[] binEdges) = ScottPlot.Statistics.Common.Histogram(values, min: 140, max: 220, binSize: 1);
            double[] leftEdges = binEdges.Take(binEdges.Length - 1).ToArray();

            // display the histogram counts as a bar plot
            var bar = plt.AddBar(values: counts, positions: leftEdges);

            bar.BarWidth = 1;

            // customize the plot style
            plt.YAxis.Label("Count (#)");
            plt.XAxis.Label("Height (cm)");
            plt.SetAxisLimits(yMin: 0);
        }