Ohh, but I added a flight route from Davao to Manila. Check the data,
its there but I don't know why it did not appear. So, Technically Davao
is connected to Manila by plane. I will try to add ferry route to
Manila. Its a very long route.
murlwe
<-----Original Message----->
>From: Eugene Alvin Villar [sea...@gmail.com]
>Sent: 7/21/2009 12:10:35 PM
>To: totor_...@yahoo.com
>Cc: talk-ph@openstreetmap.org
>Subject: Re: [talk-ph] Fwd: [OSM-talk] keepright! goes global
>
>Hi guys,
>
>I asked the tool's maintainer how the floating island error is
determined.
>Here's his answer:
>http://lists.openstreetmap.org/pipermail/talk/2009-July/038800.html
>
>I've reprinted it here below for convenience:
>
>
>The motto of this check is "you can go everywhere from everywhere".
>
>There is a set of starting points (highways in the center of big cities
that are
>well connected to many other streets) I picked randomly. The check
finds ways
>that are connected to these ways and thus finds a (bigger) set of ways.
This
>procedure is repeated until no more ways are found. Any way that was
not found
>is a floating island.
>
>There are 30 starting points all over the world, one of them in Manila.
>
>Please note that the check will follow any highway and ferries are
included, so
>it _should_ find islands as long as there's a ferry connected to a
highway on
>the island.
>
>So it seems that everything not connected to the main streets of Metro
Manila is
>considered as a "floating island". Mindoro is covered since there is a
ferry
>route from Batangas to Puerto Galera. I think if we can at least sketch
out the
>Ro-Ro routes, we can cover most of the major island. I will also
suggest adding
>Cebu and Davao cities as seeds to minimize problems.
>
>However, this will not cover all the islands (there are about 2,000
inhabited
>islands out of 7,100+ and not all of them have regular ferry routes
[like
>Batanes (?) which is served by flights]) so this means that we cannot
rely on
>keep right to point out all floating island errors. I think a
customized QA tool
>for the Philippines would be needed.
>
>I hope this helps! In the meantime, just uncheck this error and ignore
it until
>we can have a backbone connection for the Philippines and more seeds.
>
>
>Eugene / seav
>
>
>
>
>On Mon, Jul 20, 2009 at 11:13 PM, Totor Osm <totor_...@yahoo.com>
wrote:
>
>
>I saw some blue arrows indicating 2 roads are close, but not
conneected. In Cebu
>this is the case near Car-Car in the south, and also in the north of
Cebu
>Island. Maybe this could be the reason for the "island" warning on
other
>intersections (Not connected to the world, because of these gaps)?
>
>I'll try to connect them tomorrow.
>
>
>--- On Mon, 7/20/09, Eugene Alvin Villar <sea...@gmail.com> wrote:
>
>> From: Eugene Alvin Villar <sea...@gmail.com>
>
>> Subject: Re: [talk-ph] Fwd: [OSM-talk] keepright! goes global
>> To: "Totor Osm" <totor_...@yahoo.com>
>> Cc: "Openstreetmap.ph.mailing.list" <talk-ph@openstreetmap.org>
>> Date: Monday, July 20, 2009, 2:53 PM
>
>> Ack!
>>
>> I've done a quick look around and it seems that the
>> general Luzon road network is the only one not riddled with
>> these errors!
>>
>>
>> On Mon, Jul 20, 2009 at 10:51 PM,
>> Eugene Alvin Villar <sea...@gmail.com>
>> wrote:
>>
>> Hi Totor,
>>
>> George also replied asking what these floating island
>> errors mean.
>>
>> As far as I understand it, it means that there is a small
>> network of navigable ways that is not connected to the rest
>> of the network. It does detect "islands" in Metro
>> Manila but I'm quite surprised to find that it seems to
>> think that the Cebu road network is one big error! Maybe a
>> few ferry routes would fix it?
>>
>>
>>
>> I'll ask the creator of keep right. I don't think
>> he anticipated archipelagos. Hehehe.
>>
>> Eugene / seav
>>
>>
>> On Mon, Jul 20, 2009 at 10:43 PM,
>> Totor Osm <totor_...@yahoo.com>
>> wrote:
>>
>>
>>
>>
>>
>>
>> Great,
>>
>>
>>
>> but,ehr, could it be that Cebu is just one big floating
>> island ???
>>
>>
>>
>>
>http://keepright.ipax.at/report_map.php?db=osm_XD&zoom=14&lat=10.35578&;
lon=123.92528&layers=B0T&ch30=1&ch40=1&ch50=1&ch60=1&ch70=1&ch90=1&ch100
=1&ch110=1&ch120=1&ch130=1&ch150=1&ch160=1&ch170=1&ch180=1&ch191=1&ch192
=1&ch193=1&ch194=1&ch201=1&ch202=1&ch203=1&ch204=1&ch210=1&ch220=1&show_
ign=1&show_tmpign=1
>>
>>
>>
>>
>>
>> Whats wrong with the orange arrows? The nodes of the
>> intersections look ok to me...
>>
>>
>>
>>
>>
>>
>>
>> --- On Sun, 7/19/09, Eugene Alvin Villar <sea...@gmail.com>
>> wrote:
>>
>>
>>
>> > From: Eugene Alvin Villar <sea...@gmail.com>
>>
>> > Subject: [talk-ph] Fwd: [OSM-talk] keepright! goes
>> global
>>
>> > To: "OSM" <talk-ph@openstreetmap.org>
>>
>> > Date: Sunday, July 19, 2009, 4:21 PM
>>
>> > Hi guys,
>>
>> >
>>
>> > The keepright! QA tool for OSM just went almost
>> global.
>>
>> > Previously this tool was only enabled for Europe. This
>> tool
>>
>> > highlights spatial errors (such as overlapping
>> unconnected
>>
>> > ways that have no layer tags to separate them), and
>> tagging
>>
>> > errors (such as POIs without a name tag).
>>
>> >
>>
>> >
>>
>> > Here's a URL centered at the Makati CBD:
>>
>> >
>>
>> >
>http://keepright.ipax.at/report_map.php?db=osm_XD&zoom=15&lat=14.55284&;
lon=121.02068&layers=B0T&ch30=1&ch40=1&ch50=1&ch60=1&ch70=1&ch90=1&ch100
=1&ch110=1&ch120=1&ch130=1&ch150=1&ch160=1&ch170=1&ch180=1&ch191=1&ch192
=
>
>=== message truncated ===
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