Data Visualization Archives - Datanovia https://www.datanovia.com/en/blog/category/data-visualization/ Data Mining and Statistics for Decision Support Sat, 12 Dec 2020 18:11:13 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.2 Beautiful Radar Chart in R using FMSB and GGPlot Packages https://www.datanovia.com/en/blog/beautiful-radar-chart-in-r-using-fmsb-and-ggplot-packages/ https://www.datanovia.com/en/blog/beautiful-radar-chart-in-r-using-fmsb-and-ggplot-packages/#comments Sat, 12 Dec 2020 18:10:21 +0000 https://www.datanovia.com/en/?p=18279 22633 1 1  18Shares A radar chart, also known as a spider plot is used to visualize the values or scores assigned to an individual over multiple quantitative variables, where each variable corresponds […]

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]]> https://www.datanovia.com/en/blog/beautiful-radar-chart-in-r-using-fmsb-and-ggplot-packages/feed/ 5 Venn Diagram with R or RStudio: A Million Ways https://www.datanovia.com/en/blog/venn-diagram-with-r-or-rstudio-a-million-ways/ https://www.datanovia.com/en/blog/venn-diagram-with-r-or-rstudio-a-million-ways/#comments Sun, 22 Nov 2020 16:18:49 +0000 https://www.datanovia.com/en/?p=18122 243362562  33Shares This article provides multiple solutions to create an elegant Venn diagram with R or RStudio. The following R packages will be illustrated: ggvenn, ggVenDiagram, VennDiagram and the gplots packages. […]

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]]> https://www.datanovia.com/en/blog/venn-diagram-with-r-or-rstudio-a-million-ways/feed/ 2 Beautiful GGPlot Venn Diagram with R https://www.datanovia.com/en/blog/beautiful-ggplot-venn-diagram-with-r/ https://www.datanovia.com/en/blog/beautiful-ggplot-venn-diagram-with-r/#comments Sat, 21 Nov 2020 14:00:26 +0000 https://www.datanovia.com/en/?p=18109  1 11      3Shares Introduction This article describes how to create a beautiful ggplot Venn diagram. There are multiple extensions of the ggplot2 R package for creating Venn diagram in R, including the […]

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]]> https://www.datanovia.com/en/blog/beautiful-ggplot-venn-diagram-with-r/feed/ 1 GGPLOT: How to Display the Last Value of Each Line as Label https://www.datanovia.com/en/blog/ggplot-how-to-display-the-last-value-of-each-line-as-label/ https://www.datanovia.com/en/blog/ggplot-how-to-display-the-last-value-of-each-line-as-label/#comments Thu, 28 May 2020 11:08:19 +0000 https://www.datanovia.com/en/?p=16541     1      1Share This article describes how to display the last value of each line as a label using the ggplot2 R package. Different solutions are provided using either the ggrepel text […]

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]]> https://www.datanovia.com/en/blog/ggplot-how-to-display-the-last-value-of-each-line-as-label/feed/ 2 How to Create a Beautiful Interactive Heatmap in R https://www.datanovia.com/en/blog/how-to-create-a-beautiful-interactive-heatmap-in-r/ https://www.datanovia.com/en/blog/how-to-create-a-beautiful-interactive-heatmap-in-r/#respond Sun, 19 Apr 2020 10:54:13 +0000 https://www.datanovia.com/en/?p=15817             This articles describes how to create and customize an interactive heatmap in R using the heatmaply R package, which is based on the ggplot2 and plotly.js engine. Contents: Prerequisites […]

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]]> https://www.datanovia.com/en/blog/how-to-create-a-beautiful-interactive-heatmap-in-r/feed/ 0 Seriation in R: How to Optimally Order Objects in a Data Matrice https://www.datanovia.com/en/blog/seriation-in-r-how-to-optimally-order-objects-in-a-data-matrice/ https://www.datanovia.com/en/blog/seriation-in-r-how-to-optimally-order-objects-in-a-data-matrice/#comments Sat, 18 Apr 2020 23:18:33 +0000 https://www.datanovia.com/en/?p=15802  2 3   1   6Shares This article describes seriation methods, which consists of finding a suitable linear order for a set of objects in data using loss or merit functions. There are different seriation […]

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]]> https://www.datanovia.com/en/blog/seriation-in-r-how-to-optimally-order-objects-in-a-data-matrice/feed/ 4 How to Normalize and Standardize Data in R for Great Heatmap Visualization https://www.datanovia.com/en/blog/how-to-normalize-and-standardize-data-in-r-for-great-heatmap-visualization/ https://www.datanovia.com/en/blog/how-to-normalize-and-standardize-data-in-r-for-great-heatmap-visualization/#comments Sat, 18 Apr 2020 13:53:43 +0000 https://www.datanovia.com/en/?p=15791     1      1Share Data normalization methods are used to make variables, measured in different scales, have comparable values. This preprocessing steps is important for clustering and heatmap visualization, principal component analysis and […]

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]]> https://www.datanovia.com/en/blog/how-to-normalize-and-standardize-data-in-r-for-great-heatmap-visualization/feed/ 2 How to Visualize Missing Data in R using a Heatmap https://www.datanovia.com/en/blog/how-to-visualize-missing-data-in-r-using-a-heatmap/ https://www.datanovia.com/en/blog/how-to-visualize-missing-data-in-r-using-a-heatmap/#respond Wed, 15 Apr 2020 06:28:55 +0000 https://www.datanovia.com/en/?p=15757             Missing values are generally represented by NA in a data frame. Here, we will describe how to visualize missing data in R using an interactive heatmap. Contents: Prerequisites Show […]

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]]> https://www.datanovia.com/en/blog/how-to-visualize-missing-data-in-r-using-a-heatmap/feed/ 0 How to Create a Beautiful Plots in R with Summary Statistics Labels https://www.datanovia.com/en/blog/how-to-create-a-beautiful-plots-in-r-with-summary-statistics-labels/ https://www.datanovia.com/en/blog/how-to-create-a-beautiful-plots-in-r-with-summary-statistics-labels/#comments Wed, 01 Apr 2020 21:12:12 +0000 https://www.datanovia.com/en/?p=15584             You will learn how to create beautiful plots in R and add summary summary statistics table such as sample size (n), median, mean and IQR onto the plot. We […]

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]]> https://www.datanovia.com/en/blog/how-to-create-a-beautiful-plots-in-r-with-summary-statistics-labels/feed/ 7 How to Create a Nice Box and Whisker Plot in R https://www.datanovia.com/en/blog/how-to-create-a-nice-box-and-whisker-plot-in-r/ https://www.datanovia.com/en/blog/how-to-create-a-nice-box-and-whisker-plot-in-r/#respond Wed, 01 Apr 2020 20:36:51 +0000 https://www.datanovia.com/en/?p=15574             R codes are provided for creating a nice box and whisker plot in R with summary table under the plot. # Load required R packages library(ggpubr) # Data preparation […]

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