[GRASSLIST:639] Re: [GRASS5] Re: Re: LRS

[Michael Barton]

Do mileposts mean this in countries that have never used the English system?
If so, it seems fine. I was just worried about international terminology.

Michael


On 4/8/06 11:23 AM, "David Finlayson" <david.p.finlayson at gmail.com> wrote:

> I don't think waypoint is a good term to use:
> 
> A "milepost" is a datum in a linear coordinate system.
> A "waypoint" is a station used to define a navigable route.
> 
> A waypoint can be defined in terms of a milepost, but the converse is
> not true. A waypoint  is defined only on the chart (or GPS today) as a
> means of directing the course of a journey. Whereas a milepost (or
> milestone) is often a real sign posted on the side of the road. A
> milepost is a name for a spot on the earth.
> 
> Considering how much naviagation is being done in GIS through the use
> of GPS waypoints, it would be confusing to introduce an unconventional
> definition of the word "waypoint".
> 
> 
> 
> 
> On 4/7/06, Michael Barton <michael.barton at asu.edu> wrote:
>> A couple ideas on terminology below.
>> 
>> 
>> How about using the GPS term 'waypoints' this avoids reference to a
>> particular distance measuring system (mileposts).
>> 
>> 
>> On 4/7/06 2:03 AM, "Radim Blazek" <radim.blazek at gmail.com> wrote:
>> 
>>>> 1) The value specifying certain fix point in real world, e.g.
>>>>   milepost, milestone. The point has usually a physical representation
>>>>   but I mean the value it represents i.e. mile, kilometer,
>>>>   not the physical object.
>>> 
>>> Currently called 'milepost'.
>>> 
>>> On 3/31/06, Tim Semmelhaack <t.semmelhaack at hamburg-consult.de> wrote:
>>>> I German we use the expression "Kilometrierung" but I haven't found an
>>>> English counterpart.
>>> 
>>> On 4/1/06, Hamish <hamish_nospam at yahoo.com> wrote:
>>>> In the U.S. it will be called like "Mile 17".
>>> 
>>> Yes, it will be probably difficult to avoid mile or kilometer in the
>>> name.
>>> 
>>> On 4/1/06, Markus Neteler <neteler at itc.it> wrote:
>>>> http://dict.leo.org/cgi-bin/dict/forum.cgi?action=show&group=forum002_new&s
>>>> or
>>>> t_order=&list_size=30&list_skip=60&file=20050820084422
>>>> Kilometrierung = chainage?
>>> 
>>> According to the link they use 'chainage' for complete notati,
>>> i.e. km+m that means 1) + 2) :
>>> | Chainage is entered and displayed as whole kilometers (1,000 meters) plus
>>> a
>>> | number of meters.
>>> 
>>>> 2) The value which specifies the distance along a linear object
>>>>     from 1) (from milepost) to a certain position on the linear feature.
>>>>     The distance is given for example in meters or feets.
>>> 
>>> Currently called 'offset'
>> 
>> This seems like a good term.
>> 
>>> 
>>> On 4/1/06, Hamish <hamish_nospam at yahoo.com> wrote:
>>>> interval?
>>> 
>>> I feel that interval is something between 2 points on the same
>>> level of importance and without 'direction'.
>>> 
>>>> the "lead"? (as in leader not Pb)
>>> 
>>>> 3) How to call the module which generates labels of existing LRS
>>>>     Here is example of a map with labels and strokes generated
>>>>     byt this module: http://mpa.itc.it/radim/lrs/stationing-small.png
>>> 
>>> Currently called 'v.lrs.stationing'
>>> 
>>> On 3/31/06, Laurent C. <lrntct at gmail.com> wrote:
>>>> v.lrs.label ?
>>> 
>>> There are also the strokes not just labels.
>> 
>> 'Tick marks' or just 'ticks' is probably more appropriate.
>> 
>> 
>> Michael
>> ___________________________
>> Michael Barton, Professor of Anthropology
>> School of Human Evolution & Social Change
>> Center for Social Dynamics & Complexity
>> Arizona State University
>> 
>> WWW - http://www.public.asu.edu/~cmbarton
>> Phone: 480-965-6262
>> Fax: 480-965-7671
>> 
>> _______________________________________________
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>> 
> 
> 
> --
> David Finlayson

___________________________
Michael Barton, Professor of Anthropology
School of Human Evolution & Social Change
Center for Social Dynamics & Complexity
Arizona State University

WWW - http://www.public.asu.edu/~cmbarton
Phone: 480-965-6262
Fax: 480-965-7671