dhis2-users team mailing list archive

[Knut Staring <knutst@xxxxxxxxx>]

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On Thu, Feb 20, 2014 at 4:46 PM, Knut Staring <knutst@xxxxxxxxx> wrote:

> http://colorbrewer2.org/
>
>
> On Thu, Feb 20, 2014 at 4:42 PM, Jan Henrik Øverland <
> janhenrik.overland@xxxxxxxxx> wrote:
>
>> Others will have to comment on this, but what we should do anyway is to
>> add more colours to the palette to allow for a combination of the two -
>> fixed class breaks (predefined legend set) and that nice colour/value
>> gradation Bob mentioned.
>>
>>
>> On Thu, Feb 20, 2014 at 4:27 PM, Bob Jolliffe <bobjolliffe@xxxxxxxxx>wrote:
>>
>>> Hi
>>>
>>> I am no expert here, but I was talking last week with someone who had
>>> just been on a GIS course.  She made the interesting observation that when
>>> you are displaying numerical data as shaded regions on a map, you should
>>> not mix primary colours in the same gradated scale because what you end up
>>> with is sort of rubic cube kaleidoscope of colour rather than a clear
>>> gradation of values.
>>>
>>> If that is good advice then I think our demo site could be improved as
>>> presently it seems like a good example of bad practice, where we have mixed
>>> red, green and blue with joyful and cheerful abandon :-)
>>>
>>> I had a go to change the Diarrhoea map on the dashboard at
>>> http://apps.dhis2.org/dev/dhis-web-dashboard-integration/index.action and
>>> I think it is true that it conveys the data better than the extreme
>>> multi-coloured ones around it.  Even if the distribution of data between
>>> bands is not so interesting.  Anyone agree or disagree? (the data will only
>>> be there for a short while longer)
>>>
>>> If there is a best practice to be had here regarding colour selection I
>>> guess we should promote it, particularly with default offerings so that
>>> people have to be quite deliberate in order to go astray.
>>>
>>> Bob
>>>
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>>>
>>
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>>
>
>
> --
> Knut Staring
> Dept. of Informatics, University of Oslo
> +4791880522
> http://dhis2.org
>



-- 
Knut Staring
Dept. of Informatics, University of Oslo
+4791880522
http://dhis2.org