Minha intenção não é "apontar o dedo". Apenas fazer constar o assunto aqui na talk-br. Surpreendi-me quando li a respeito no semanário.
Nem tenho condições de adentrar no assunto. E talvez ele já tenha morrido. Alexandre 2017-03-16 21:09 GMT-03:00 Sérgio V. <svo...@hotmail.com>: > É, tive que fazer uma grande cagada pra descobrirem a falha no sistema. > > A relação causou vários problemas. > > Com o acréscimo de não ter sido discutida aqui no talk-br. > > Mais no telegram. Mesmo assim não suficiente. Teve que ser revertida. > > A relação não foi uma boa ideia. Foi removida. > > O resto da proposta parece boa. > > > - - - - - - - - - - - - - - - - > > Sérgio - http://www.openstreetmap.org/user/smaprs > > > ------------------------------ > *De:* Alexandre Magno Brito de Medeiros <alexandre....@gmail.com> > *Enviado:* quinta-feira, 16 de março de 2017 18:44 > *Para:* OpenStreetMap no Brasil > *Assunto:* Re: [Talk-br] Proposal of import: Brazilian Geodetic Network > (man_made=survey_points) > > >> Uma "relação monstruosa" de uma importação não discutida no Brasil >> <https://www.openstreetmap.org/changeset/46795156> com mais de 32.767 >> membros foi grande demais >> <https://github.com/openstreetmap/osm2pgsql/issues/713> para o >> osm2pgsql, o que provavelmente causou problemas em muitos servidores. > > > Fonte: semanárioOSM 347 <http://www.weeklyosm.eu/pb/archives/8867> > > 2017-03-14 13:22 GMT-03:00 Sérgio V. <svo...@hotmail.com>: > >> Bom dia pessoal, estou preparando a proposta abaixo para o >> https://lists.openstreetmap.org/pipermail/imports/. >> >> Por favor sintam-se livres para examinar. >> >> Antecipadamente obrigado. >> >> - - - - - - - - - - - - - - - - >> >> Hello. >> I'm member of brazilian OSM users community. >> I present here for discussion, and asking approval for, the proposal for >> the import of brazilian geodetic network of survey points (SGB - Sistema >> Geodésico Brasileiro). >> Firstly, sorry if not good english. Also sorry for the technical problems >> that arose due to the size of elements in previously ill imported relation. >> >> This proposal was previously formally informed in brazilian talk list in >> https://lists.openstreetmap.org/pipermail/talk-br/2017-March/012063.html >> . >> (Also this post here will be copied to brazilian talk list.) >> >> The discussions in Brazilian community: actually started in 6th march in >> Telegram channel of the brazilian community, where it has been carried on, >> and where we generally use to talk most (159 members, around some 80 users >> connecting daily and some 20 activelly communicating). Many members made >> remarks and suggestions about it and, after all arrangements, general >> aprovals for procedures and utility purpose. >> >> The purpose of this proposal: is to import the survey points published by >> the brazilian government agency for geographical data (called IBGE - ( >> http://www.ibge.gov.br/home/geociencias/geodesia/default_sgb_int.shtm). >> >> The source data: is all produced and published by IBGE. >> The government also publishes these data through the more general portal >> for brazilian spatial data (INDE: http://www.visualizador.inde.gov.br - >> Menu: Redes Geodesicas), from where it was dowloaded. >> >> About the licenses for the data: as said in previous exchange of messages >> of other brazilian OSM member with IBGE officials [1], and as stated by the >> brazilian national law for access to information (known as "LAI"), all the >> government data, including IBGE, is free for access, not even requiring to >> say what for it is intended [2] (the exceptions quoted in the law must not >> even be published by the government). IBGE officials explicitly stated, as >> in previous quoted messages, it's free for OSM purposes, for copy, sharing >> and changes, since quoting the source, and not requiring further back >> communication. >> >> The aim of the import: is to have all these points with their precise >> coordinates provided by the government, placed in OSM brazilian map to help >> on aligning imagery, fixing borders, found places in remote regions, etc. >> >> It can be objected: found no survey point in imagery on the ground. >> That's true. Many things pedestrians have mapped can't be seen on >> sattelite imagery now, like door numbers, shop names, highway signals, and >> many other small things, perhaps also fire_hidrants, etc. It usually >> resides all on local mapper's word. >> Also imagery resolution is improving constantly, so perhaps not too later >> we all can see many more things on sattelite imagery. >> Anyway, the government, through its data itself and its official reports >> of survey points, states they are there on the ground. >> >> As a single example: there's a survey point (a small plate) over a >> boundary_stone in the Brazil-Venezuela-Guyana triple border, reported in >> [3]. It seems not visible in imagery, nor the boundary_stone. At least I >> still haven't found it (but I'm looking for). But just seeing this >> officialy reported point in JOSM (5.2018977222 <(201)%20897-7222>, >> -60.7375541111)[4] indicates this triple border in OSM is currently more >> than 1km far from that official measurement, thus deserving some revision. >> >> Other general informations: >> -All the objects proposed to import came previously converted by IBGE in >> WGS84 format in the original downloaded shape file. >> -There will be no relation (in OSM peculiar concept for relation) to be >> stablished between these individual points. >> -Only are meant to be imported the portion of the stations classified as >> in good conditions, leaving aside the ones destructed or not found as >> quoted in the official reports. So the final total number of points to be >> imported is smaller than in the original shp. >> >> The proposed tags are these (english translation or meaning below in >> parenthesis): >> >> description=Rede Geodésica do IBGE - Estação SAT DOPPLER >> (=IBGE Geodetic Network - <6 types of station, for: SAT DOPPLER; SAT >> GPS; Polygonal; Triangulation; Elevation Reference; Permanent GNSS>); by >> these 6 types of description= station...*... the data is aimed to be also >> accessible for recalling and maintence. >> ele=* (when geometric height available) >> man_made=survey_point >> note:en=Please: do not displace the point (official coordinates) >> note=Não deslocar o ponto (coordenadas originais do IBGE) >> (almost the same as note:en, with local exortation tone) >> ref:loc=São Félix do Xingu >> (the locality where the point is, perhaps even not mapped itself) >> ref=90970 >> (the particular and unique name or number of the station) >> source=IBGE/INDE/BDG_DOPPoint.SHP >> (the original shape file) >> sourceːele = IBGE/MAPGEO2015 >> (for Elevation Reference: MAPGEO2015 is the geoid model in Brazil) >> url=* >> (to access the complete official report, sometimes it has photos and >> other info that help a bit more to identify) >> >> The proposal is documented at: >> https://wiki.openstreetmap.org/wiki/Importa%C3%A7%C3%A3o_das >> _Redes_Geod%C3%A9sicas_do_IBGE >> >> Thank you in advance for your evaluation. >> - - - - - - - - >> [1] https://lists.openstreetmap.org/pipermail/imports/2013-J >> uly/001981.html >> https://lists.openstreetmap.org/pipermail/imports/2013-July/002031.html >> https://lists.openstreetmap.org/pipermail/imports/2013-July/002032.html >> [2] *http://www.acessoainformacao.gov.br/assuntos/conheca-seu-direito >> <http://www.acessoainformacao.gov.br/assuntos/conheca-seu-direito>* >> [3] "Localização: Na parte mais alta do Monte Roraima, em território >> brasileiro...", says, "Location: In the upper part of Mount Roraima, in >> brazilian territory..." (http://www.bdg.ibge.gov.br/bd >> g/pdf/relatorio.asp?L1=90128) >> [4] 05 ° 12 ' 06,8318 " N 60 ° 44 ' 15,1948 "W >> - - - - - - - - >> >> - - - - - - - - - - - - - - - - >> >> Sérgio - http://www.openstreetmap.org/user/smaprs >> >> _______________________________________________ >> Talk-br mailing list >> Talk-br@openstreetmap.org >> https://lists.openstreetmap.org/listinfo/talk-br >> >> > > _______________________________________________ > Talk-br mailing list > Talk-br@openstreetmap.org > https://lists.openstreetmap.org/listinfo/talk-br > >
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