Paul - can you elaborate on the point about users being blocked if not using a dedicated account?
The guidelines don't point this out & it seems contrary to the spirit of there being no "right" way of doing things in OSM. (Not a policy I agree with, but que sera...). Who does the blocking? Thanks, Jeff On Wed, Dec 12, 2012 at 6:49 PM, Paul Norman <[email protected]> wrote: > A couple of initial comments: **** > > ** ** > > Has some kind of simplify been run on the data? Although most of the > buildings are quite good some of the curved ones are overnoded (e.g. > http://took.paulnorman.ca/imports/massgis/noded.png)**** > > ** ** > > If your documentation conflicts with the requirements of the import > guidelines ( > http://wiki.openstreetmap.org/wiki/Import/Guidelines#Use_a_dedicated_user_account) > around a dedicated account it may lead to people importing your data > getting blocked.**** > > ** ** > > You’ve asked for a check of the reprojection in the data directory but I > don’t actually see a data directory anywhere. Could you provide a link? > > **** > > *From:* Jason Remillard [mailto:[email protected]] > *Sent:* Wednesday, December 12, 2012 5:15 PM > *To:* [email protected]; [email protected] > *Subject:* [Talk-us] MassGIS Building Import Start**** > > ** ** > > Hello Everybody,**** > > **** > > I would like to kick off the MassGIS building import. This following is > copy/paste from the current wiki ( > http://wiki.openstreetmap.org/wiki/MassGIS_Buildings_Import). The > external links will work on the wiki.**** > > **** > > --------------------------**** > > **** > > On Dec, 2012 MassGIS <http://wiki.openstreetmap.org/wiki/MassGIS> released > a high quality data layer for all > buildings<http://www.mass.gov/anf/research-and-tech/it-serv-and-support/application-serv/office-of-geographic-information-massgis/datalayers/structures.html> > in > the entire state of MA. Previously > MassGIS<http://wiki.openstreetmap.org/wiki/MassGIS> only > had buildings for Boston and its nearby suburbs.**** > > The plan is as follows.**** > > *Source Data License* > > All MassGIS <http://wiki.openstreetmap.org/wiki/MassGIS> data is in the > public domain. See MassGIS <http://wiki.openstreetmap.org/wiki/MassGIS> page, > and talk-us > archives<http://lists.openstreetmap.org/pipermail/talk-us/2012-December/thread.html> > for > detailed discussion. A previous (incomplete) version of this data that > covers the Boston area has already been imported.**** > > From the MA Secretary of state Office Frequently Asked > Questions<http://www.sec.state.ma.us/pre/prepdf/guide.pdf>, > first question is**** > > What records are public?**** > > Every document, paper, record, *map*, photograph, etc., as defined by > law, that is made or received by a government entity or employee is > presumed to be a public record**** > > From the MA Secretary of state Duplication > Services<http://www.sec.state.ma.us/arc/arcres/residx.htm>, > last section.**** > > Records created by Massachusetts government are not copyrighted and are > available for public use. Copyright for materials submitted to state > agencies may be held by the person or organization that created the > document. Patrons are responsible for clearing copyright on such materials. > For more information on copyright law, please see the U.S. Copyright > Office's web page at lcweb.loc.gov/copyright.**** > > *Scripts* > > A script was written to convert MassGIS shp files to OSM file. Each town > has its own zip. Inside of the zip is two OSM files. The first file has all > of the buildings, the second file has only the buildings missing from OSM. > This has been completed, data is > here<https://docs.google.com/a/twincoastmetrology.com/folder/d/0B6HixOxli_6ldGVkREtxdk5lWGM/edit>. > jremillard will update these files. The scripts used for the shape to OSM > conversion are also at the same link as the data.**** > > *Status Tracking* > > A google docs > spreadsheet<https://docs.google.com/spreadsheet/ccc?key=0Ar0iC0thXzOjdFc4c3diOGZiNlNtX2ZoOVNacTE3R3c> > will > be used to track progress on each town. People helping with the import will > be able to claim a town, mark as town as already building complete, or mark > it as "skip" for the final automated import because of data problems.**** > > *Who Is Doing This* > > So far OSM users ingalls and jremillard are working on the import. We will > work on getting as much help as possible.**** > > *Getting Help* > > Use the MA osm database extract to get a list of users that have added 10 > or more buildings in 2012. We will contact these users and ask if could > help with the import. Not completed.**** > > *Manual Imports - Step 1* > > It is expected that users doing the town by town import will use their *normal > osm accounts*. The > data<https://docs.google.com/a/twincoastmetrology.com/folder/d/0B6HixOxli_6ldGVkREtxdk5lWGM/edit> > will > be download into JOSM, visually inspected, fixing any problems, then > uploaded.**** > > *Schema* > > The OSM files that are in the ZIP file will only be tagged with > building=yes.**** > > The MassGIS building STRUCT_ID will not be included. First, MassGIS made > no attempt at preserving the STRUCT_ID when they updated the data set to > include the entire state. The MassGIS STRUCT_ID, is based on X,Y centroid, > when they updated the building locations, all of the ids changed. Second, > No actual scenario came up in the discussion on why somebody might want to > link the OSM structure back to the MassGIS data. In fact, nobody could come > up with a case where previous imports that did include the original id > turned out to be useful to somebody. Thirdly, if somebody really, really > does need to link the OSM building to the MassGIS source layer, they can > always link them them based on the building centriods of the two sets, and > to get even more precision, rolling the change sets back to the import time > and doing a more exact match will always be possible. Basically, the > STRUCT_ID is redundant with the actual building geometry. Lastly, including > the STRUCT_ID is not free. It will be confusing to future mappers. What to > do with the STRUCT_ID, when a building is moved, deleted, or copied/ > pasted? The wiki will not have this tag documented, it will not be clear > what it is for. If even one fix is not made because of confusion over the > STRUCT_ID tag, we will have lowered the final quality of the map for no > apparent benefit.**** > > *Credit* > > Credit to MassGIS will be included in all changeset comments. It will read > as follows *Building Structures (2-D, from 2011-2012 Ortho Imagery) - > Office of Geographic Information (MassGIS), Commonwealth of Massachusetts, > Information Technology Division*. No source tag will be used on the > buildings themselves. See > talk-us<http://lists.openstreetmap.org/pipermail/talk-us/2012-December/thread.html> > archive > for a discussion. By including the credit in the change comment, it does > not need to be managed by future mappers who will be correcting/improving > on the data. For the people that want to know where specific data came > from, the change history on the way will have all the needed information.* > *** > > *Automated Import - Step 2 - Project Completion* > > Sometime after May 2013, the towns that have not been imported by hand or > marked as "skip" will be imported directly by an automated script. This > automated script will done under its own account. This script has not been > written yet.**** > > -------------------------**** > > The import has been added to the catalog page. **** > > **** > > Omitting of the source tag, and massgis::id tag have already been > discussed in talk-us. People where going both ways, but I would like to > skip them at outlined above. However, we need help more than we need to get > our way! If you feel strongly about the id and source tag, sign up to > import a bunch of towns by hand and we can be made to change coarse.**** > > **** > > The user account has not been discussed yet. I am hoping to get some > guidance. We are planning on using our own accounts on the "hand" imports. > The automated import at the end of the project will get its own account, > which I think is intention of the import guidlines wiki. If this is not > acceptable, and we in fact do need our own account for each hand imported > town, I will make a new OSM account, and give out its password out to > everybody that asks for it to do the import. **** > > **** > > The last area I would like some help on. Could somebody look at the script > in the data directory and verify that the MassGIS datum was correctly > converted to the OSM datum. The output data is well aligned visually, but I > have been warned in a private email that messing this up will results > in < 1 meter error, which may not be apparent with a visual inspection.*** > * > > Thats it!**** > > Jason**** > > **** > > **** > > **** > > _______________________________________________ > Imports mailing list > [email protected] > http://lists.openstreetmap.org/listinfo/imports > > -- Jeff Meyer Global World History Atlas www.gwhat.org [email protected] 206-676-2347
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