How to use a fixed color for the stat_ellipse while having grouped data?












1














I would like to set just one color for the ellipses plotted but when I provide a single color (stat_ellipse(color="black")) or a separate color per ellipse, to stat_ellipse, outside the aes() (stat_ellipse(color=ellipses_colors)), I only get a single ellipse and not an ellipse per group per panel of the grid.



d <- data.frame(

value1 = value_in_dimension_1,
value2 = value_in_dimension_2,
feature1 = dimension_1,
feature2 = dimension_2,
type = cluster_of_point
)


ggplot(d, aes(value1, value2, color=type)) +
geom_point() +
stat_ellipse() +
facet_grid(feature1 ~ feature2)


The results, when using stat_ellipse():



enter image description here



The results, when using stat_ellipse(color=ellipses_colors) or stat_ellipse(color="black"):



enter image description here










share|improve this question



























    1














    I would like to set just one color for the ellipses plotted but when I provide a single color (stat_ellipse(color="black")) or a separate color per ellipse, to stat_ellipse, outside the aes() (stat_ellipse(color=ellipses_colors)), I only get a single ellipse and not an ellipse per group per panel of the grid.



    d <- data.frame(

    value1 = value_in_dimension_1,
    value2 = value_in_dimension_2,
    feature1 = dimension_1,
    feature2 = dimension_2,
    type = cluster_of_point
    )


    ggplot(d, aes(value1, value2, color=type)) +
    geom_point() +
    stat_ellipse() +
    facet_grid(feature1 ~ feature2)


    The results, when using stat_ellipse():



    enter image description here



    The results, when using stat_ellipse(color=ellipses_colors) or stat_ellipse(color="black"):



    enter image description here










    share|improve this question

























      1












      1








      1







      I would like to set just one color for the ellipses plotted but when I provide a single color (stat_ellipse(color="black")) or a separate color per ellipse, to stat_ellipse, outside the aes() (stat_ellipse(color=ellipses_colors)), I only get a single ellipse and not an ellipse per group per panel of the grid.



      d <- data.frame(

      value1 = value_in_dimension_1,
      value2 = value_in_dimension_2,
      feature1 = dimension_1,
      feature2 = dimension_2,
      type = cluster_of_point
      )


      ggplot(d, aes(value1, value2, color=type)) +
      geom_point() +
      stat_ellipse() +
      facet_grid(feature1 ~ feature2)


      The results, when using stat_ellipse():



      enter image description here



      The results, when using stat_ellipse(color=ellipses_colors) or stat_ellipse(color="black"):



      enter image description here










      share|improve this question













      I would like to set just one color for the ellipses plotted but when I provide a single color (stat_ellipse(color="black")) or a separate color per ellipse, to stat_ellipse, outside the aes() (stat_ellipse(color=ellipses_colors)), I only get a single ellipse and not an ellipse per group per panel of the grid.



      d <- data.frame(

      value1 = value_in_dimension_1,
      value2 = value_in_dimension_2,
      feature1 = dimension_1,
      feature2 = dimension_2,
      type = cluster_of_point
      )


      ggplot(d, aes(value1, value2, color=type)) +
      geom_point() +
      stat_ellipse() +
      facet_grid(feature1 ~ feature2)


      The results, when using stat_ellipse():



      enter image description here



      The results, when using stat_ellipse(color=ellipses_colors) or stat_ellipse(color="black"):



      enter image description here







      r ggplot2 ellipse






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Nov 13 at 0:18









      LostIT

      9118




      9118
























          1 Answer
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          Use a group aesthetic and set it to the type:



          ggplot(d, aes(value1, value2, color=type)) +
          geom_point() +
          stat_ellipse(aes(group = type), colour = "black") +
          facet_grid(feature1 ~ feature2)





          share|improve this answer





















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            1 Answer
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            active

            oldest

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            1 Answer
            1






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            2














            Use a group aesthetic and set it to the type:



            ggplot(d, aes(value1, value2, color=type)) +
            geom_point() +
            stat_ellipse(aes(group = type), colour = "black") +
            facet_grid(feature1 ~ feature2)





            share|improve this answer


























              2














              Use a group aesthetic and set it to the type:



              ggplot(d, aes(value1, value2, color=type)) +
              geom_point() +
              stat_ellipse(aes(group = type), colour = "black") +
              facet_grid(feature1 ~ feature2)





              share|improve this answer
























                2












                2








                2






                Use a group aesthetic and set it to the type:



                ggplot(d, aes(value1, value2, color=type)) +
                geom_point() +
                stat_ellipse(aes(group = type), colour = "black") +
                facet_grid(feature1 ~ feature2)





                share|improve this answer












                Use a group aesthetic and set it to the type:



                ggplot(d, aes(value1, value2, color=type)) +
                geom_point() +
                stat_ellipse(aes(group = type), colour = "black") +
                facet_grid(feature1 ~ feature2)






                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 13 at 0:32









                Marius

                31.1k97074




                31.1k97074






























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