Re: route finder
- From: "Paul G. Tobey [eMVP]" <p space tobey no spam AT no instrument no spam DOT com>
- Date: Mon, 15 May 2006 10:54:42 -0700
No, I'm afraid that my college days were 20 years ago, nearly, too, so
everything that I might have would be out of print my now (and in English,
of course). I would guess, though, that most second- or third-year computer
science data structures course books would mention the problem. One thing
about it is that it is (or was thought to be, in those days), an NP-complete
problem, takes more than linear time to solve for the general case of
multiple destinations and multiple 'streets', so it might be mentioned in
that context.
Paul T.
"antonio" <giampietro.a@xxxxxxxxxx> wrote in message
news:ObjSgeEeGHA.1276@xxxxxxxxxxxxxxxxxxxxxxx
Paul don't worry yourself.
I believe that the only solution is to build alone me the algorithm.
You know a site or book that I use for solve "traveling salesman" problem.
Thank for you kindliness
Antonio
"Paul G. Tobey [eMVP]" <p space tobey no spam AT no instrument no spam DOT
com> ha scritto nel messaggio
news:%23BGoT2DeGHA.380@xxxxxxxxxxxxxxxxxxxxxxx
I've never heard of that file type, sorry.
Paul T.
"antonio" <giampietro.a@xxxxxxxxxx> wrote in message
news:eOuvcuDeGHA.4932@xxxxxxxxxxxxxxxxxxxxxxx
Hi Paul, thanks for to answer.
I am serchind just the algorithmic.
Files that I would like to use are of the type shapefile (.shp .shx),
but I don't know if I am wrong in to consider these.
I have to make the thesis on this matter.
Thank for help.
Antonio
"Paul G. Tobey [eMVP]" <p space tobey no spam AT no instrument no spam
DOT com> ha scritto nel messaggio
news:uM4MhiDeGHA.1276@xxxxxxxxxxxxxxxxxxxxxxx
You need algorithmic help, then, and how you do it is going to depend
on what map data you have. You're basically looking for a solution to
the "traveling salesman" problem, which is a commonly posed problem in
computer science classes. You might be able to find some help in a
data structures or algorithms book found in the bookstore at your local
university. If you bought a GPS library from someone that might have
the ability to find shortest or fastest routes for you...
Paul T.
"antonio" <giampietro.a@xxxxxxxxxx> wrote in message
news:OnpLORDeGHA.2068@xxxxxxxxxxxxxxxxxxxxxxx
Hi Will, excuse for my inaccurate English.
My intention to plan a navigator for car, therefore I have necessity
to
find the route (the minimal way between two points).
I enclose the image.
Thanks for the help
.
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