[GRASS-dev] Re: GRASS 7 status overview

Markus Neteler neteler at osgeo.org
Mon Feb 15 08:19:49 EST 2010


On Sun, Feb 14, 2010 at 5:18 AM, Michael Barton <Michael.Barton at asu.edu> wrote:
> Thanks much for the explanations. A few responses below.
> On Feb 13, 2010, at 7:25 PM, Glynn Clements wrote:
>> Michael Barton wrote:
>>
>>> Should r.statistics simply be replaced with r.statistics2?
>>
>> You need both r.statistics2 (accumulator-based statistics) and
>> r.statistics3 (quantiles) to get most of the functionality of
>> r.statistics.

What is the difference between r.quantile and r.statistics3 (quantiles)?

...
>>> It seems that r.statistics3 should be renamed to something more
>>> descriptive as it differs functionally from r.statistics
>>
>> It can be used as a substitute for r.statistics method=median, but can
>> calculate arbitrary quantiles. It's derived from r.quantile.

Is there a way to merge r.quantile and r.statistics3 since both do quantiles?

Markus


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