Re: Labeling individual plot points using PlotMarkers
- To: mathgroup at smc.vnet.net
- Subject: [mg78624] Re: Labeling individual plot points using PlotMarkers
- From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
- Date: Thu, 5 Jul 2007 04:14:22 -0400 (EDT)
- Organization: Uni Leipzig
- References: <f6fqp2$8nh$1@smc.vnet.net>
- Reply-to: kuska at informatik.uni-leipzig.de
Hi,
Graphics[MapThread[
Tooltip[Point[#1], #2] &, {{{{1, 2}, {1, 2}}, {{6, 9}, {6, 9}}, {{7,
10}, {7, 10}}}, {"\[Alpha]", "\[Beta]", "\[Gamma]"}}],
Frame -> True]
make tool tips on the points.
Regards
Jens
Nazdrovje wrote:
> I need to plot data measured by several subjects (using Mathematica 6). For
> each subject (on the x-axis) I want to plot the maximum of a list of
> observations and I want to label it with the position in the list
> where this maximum value is reached. Getting these values is no
> problem, but the labelling part is. I know I could program the labels
> using Text or so with Epilog, but it looks so clumsy that I really
> hate to do it in this way. ListPlot should be able to do its own
> labeling, but it doesn't work for me. Since every dataset is just one
> point (one subject, one maximum), ListPlot should be called as:
>
> ListPlot[{{{1, 2}}, {{6, 9}}, {{7, 10}}}].
>
> The outer braces to indicate that various datasets follow, the next
> deeper {} to indicate the data set and the deepest {} to indicate a
> coordinate pair as opposed to single y-values. I get three points with
> different colors as expected. Leave out the second level of braces and
> they are considered the same data set and are colored the same. If I
> now add a PlotMarker option like this:
>
> ListPlot[{{{1, 2}}, {{6, 9}}, {{7, 10}}}, PlotMarkers -> {"\[Alpha]",
> "\[Beta]", "\[Gamma]"}]
>
> the results are unexpected. The first plotmarker is fine, but the
> second and third contain both the intended symbols and the first one
> combined. The following workaround yields the result I want, but it's
> really an ugly kludge:
>
> ListPlot[{{{1, 2}, {1, 2}}, {{6, 9}, {6, 9}}, {{7, 10}, {7, 10}}},
> PlotMarkers -> {"\[Alpha]", "\[Beta]", "\[Gamma]"}]
>
> Anyone have a better idea to handle this? And is the overlapping
> behaviour a bug?
>
>