Tim Stevens wrote:
>> Is it possible to enable the bar graph function to create bars that
>> originate at zero on the x axis?
>>
>
> Not yet, I will add an option for this.
>
>
>
>> In this way it would be possible to plot CSI differnces and shift
>> changes in a more informative way.
>>
>
> I don't understand what you'd like to see - Please be more specific about
> what would be more informative. Is a graph of value vs residue not
> sufficient?
>
> I was thinking of plotting a bar chart with negative and positive bars corresponding to shift changes of different sign.
>
>> Also could a way of plotting the errors for each data point on the same
>> graph be included?
>>
>
> Ah. This is more tricky and I wouldn't expect to see changes in the near
> future. If you are using the graphs from the table then they are just
> plotting numeric values from that table, and a table column has no innate
> knowledge of the error in its values, if they exist. So I would need to
> significantly extend the graphing functionality in general to allow
> selection of an extra (arbitrary) error column.
>
> The graph function from the tables (I assume this is what you are talking
> about specifically) was only done in a simplistic manner in the initial
> instance to give a basic, generic functionality that would work from any
> table. It was not the intention to have something that produces
> publication quality plots or an alternative to more capable plotting
> programs. It was envisaged that people would export tables contents if the
> wanted to do something more formal.
>
> I accept that the general graph could do with improvement, but this can
> only come after more important things. And in the end it might be best to
> drive an external plotting program (Gnuplot etc) rather than reinvent
> things ourselves.
>
I am using gnuplot at the moment and it's not really a big deal to
export the data there. I was just thinking if it was relatively simple
it would be handy not to have to leave Analysis.
cheers,
Jo
> T.
>
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