# SOME DESCRIPTIVE TITLE.
# Copyright (C) pgRouting Contributors - Version 2.0.0 (b19690f doc-merge)
# This file is distributed under the same license as the pgRouting package.
# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
#
#, fuzzy
msgid ""
msgstr ""
"Project-Id-Version: pgRouting 2.0.0\n"
"Report-Msgid-Bugs-To: \n"
"POT-Creation-Date: 2013-09-24 15:37\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
"Language-Team: LANGUAGE <LL@li.org>\n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"

#: ../../../src/common/doc/functions/node_network.rst:13
# 415578013ce34db4a3787ac6ea14aacc
msgid "pgr_nodeNetwork"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:20
# e9c26bba555b4828a00dc49ce2872b5a
msgid "Name"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:22
# f0dd86de64e54470915620bca00b63ba
msgid "``pgr_nodeNetwork`` - Nodes an network edge table."
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:24
# 679f4270da0b4d9d8fb6652528ffb487
msgid "Nicolas Ribot"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:25
# f4f913584ef94bff838c5e7d10ff438a
msgid "Nicolas Ribot, The source code is released under the MIT-X license."
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:29
# d62bc53d82d84b0a9f614bbabb22cf6f
msgid "Synopsis"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:31
# e448f6fffc93437fad7db63886f3440f
msgid "The function reads edges from a not \"noded\" network table and writes the \"noded\" edges into a new table."
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:40
# 41ae931db7c6429690ebe55f14bf3f82
msgid "Description"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:42
# e34d15cecb1146dca66b7ec359baf90c
msgid "A common problem associated with bringing GIS data into pgRouting is the fact that the data is often not \"noded\" correctly. This will create invalid topologies, which will result in routes that are incorrect."
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:44
# 9e4e802f4e90417e882cc78db46aba37
msgid "What we mean by \"noded\" is that at every intersection in the road network all the edges will be broken into separate road segments. There are cases like an over-pass and under-pass intersection where you can not traverse from the over-pass to the under-pass, but this function does not have the ability to detect and accommodate those situations."
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:46
# 3f8f5e5b87194a6883104358b7477256
msgid "This function reads the ``edge_table`` table, that has a primary key column ``id`` and geometry column named ``the_geom`` and intersect all the segments in it against all the other segments and then creates a table ``edge_table_noded``. It uses the ``tolerance`` for deciding that multiple nodes within the tolerance are considered the same node."
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:48
# 5602fcf370ba4d8cb599b63b3f75baba
msgid "Parameters"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:50
# 5843a7b94c6c4c77811e371a18a69092
msgid "``text`` Network table name. (may contain the schema name as well)"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:51
# c91bb375113b492f84d5fea1ae0fc546
msgid "``float8`` tolerance for coincident points (in projection unit)dd"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:52
# 4fa7469277e8421aad3a8cf5f1e0934c
msgid "``text`` Primary key column name of the network table. Default value is ``id``."
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:53
# 53ed478d206d4a4e82ceb7861d8e5653
msgid "``text`` Geometry column name of the network table. Default value is ``the_geom``."
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:54
# 310e22f89384472688d6355d4bba3b10
msgid "``text`` Suffix for the new table's. Default value is ``noded``."
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:56
# 596ff88dc11a40de8abbf7da4478bab0
msgid "The output table will have for  ``edge_table_noded``"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:58
# cb73019cb86c4bd39cb518e52bcc84ec
msgid "``bigint`` Unique identifier for the table"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:59
# 24b0b9f6e03c4a508072619180b3d0a3
msgid "``bigint``  Identifier of the edge in original table"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:60
# 4ccb00203c0a45fc9794aa7fb27ce455
msgid "``integer`` Segment number of the original edge"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:61
# 54a883acaa9246c7b1427e348da8b076
msgid "``integer`` Empty source column to be used with  :ref:`pgr_create_topology` function"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:62
# 778c798bcc8348debd8bcb136f2f7d13
msgid "``integer`` Empty target column to be used with  :ref:`pgr_create_topology` function"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:63
# f136252657c44cb79c81a096741357fe
msgid "``geometry`` Geometry column of the noded network"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:66
# 9f34912f29f54b75b43f1ee3033ee603
msgid "History"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:67
# f1b11cc9deea46c88aa0b2d004d9a1a7
msgid "New in version 2.0.0"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:71
# 841cca977e4d4484822b151c607743ec
msgid "Example"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:73
# 8a8ea62cd18b4cf193613f8ee0f90070
msgid "Let's create the topology for the data in :ref:`sampledata`"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:91
# 98383300bdb4430082742c4c18f74020
msgid "Now we can analyze the network."
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:115
# fe3570f625b5402da6c4b5f45236a261
msgid "The analysis tell us that the network has a gap and and an intersection. We try to fix the problem using:"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:137
# a484dc23bc074e73ba08cb512cdfe437
msgid "Inspecting the generated table, we can see that edges 13,14 and 18 has been segmented"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:167
# b347a18a57974e8baba1de38a166c77c
msgid "We can create the topology of the new network"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:185
# 167165f9184a484cb231c5271167716d
msgid "Now let's analyze the new topology"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:211
# 0de7b06075294c0c8a7391cf807318ac
msgid "Images"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:244
# 58d5e574bdf4403584368d356c7df7b4
msgid "Comparing the results"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:246
# 1845a9b80b00497998b4fe06574a92d6
msgid "Comparing with the Analysis in the original edge_table, we see that."
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:249
# b88b79fe83dc4bfeb58a04ef2183a06d
msgid "Before"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:249
# d1a674a326e248b69c340715f54b9f8e
msgid "After"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:251
# dcd9be44b93e418c83427c58e2c5a6ef
msgid "Table name"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:251
# 67ee47d202fc4c58b513b2458225cf84
msgid "edge_table"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:251
# 37ff6330038e41cf9e924c593156df6d
msgid "edge_table_noded"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:253
# 345f0bbc1d35424dbac31091bce17bb6
msgid "Fields"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:253
# e00cf7b579524a7181d9bc88ef89e337
msgid "All original fields"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:253
# b7a662aeed814ca199602c238105360d
msgid "Has only basic fields to do a topology analysis"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:255
# 00aa49d172f644b5b111ea1e533ff2ec
msgid "Dead ends"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:255
# a2d40fdc49d24f198ddf745685c9b501
msgid "Edges with 1 dead end: 1,6,24"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:256
# 609672ee4d5d4b99867c0d6bc99e3cdd
msgid "Edges with 2 dead ends  17,18"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:258
# a3e5db6c7f844f63b8cb1cb0243a3334
msgid "Edge 17's right node is a dead end because there is no other edge sharing that same node. (cnt=1)"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:255
# d0aff0fcbc73452496fe7b3624c389fc
msgid "Edges with 1 dead end: 1-1 ,6-1,14-2, 18-1 17-1 18-2"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:262
# 12af7d522e2a4f26ac9467afb0178130
msgid "Isolated segments"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:262
# d94b2811ed404bb0acaa947902554cd5
msgid "two isolated segments:  17 and 18 both they have 2 dead ends"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:263
# 4e8f772974dc4c939bc43eb679a2a091
msgid "Edge 17 now shares a node with edges 14-1 and 14-2"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:264
# 4a520a1d55334062bc73b99f29420ca4
msgid "Edges 18-1 and 18-2 share a node with edges 13-1 and 13-2"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:266
# bb7df7c6886b46299e9d35f82b0ff18a
msgid "Gaps"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:266
# 7fa8265fcae843f5a30d759292ff4679
msgid "There is a gap between edge 17 and 14 because edge 14 is near to the right node of edge 17"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:266
# a10c0958aba0468abee75f8813e9db84
msgid "Edge 14 was segmented Now edges: 14-1 14-2 17 share the same node The tolerance value was taken in account"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:270
# 9dec0d5c36d84e2ead7e64237552b20d
msgid "Intersections"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:270
# 99d6f45e97174002bacddafb18ab7c17
msgid "Edges 13 and 18 were intersecting"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:270
# 7d26cb6211274d629519128907861761
msgid "Edges were segmented, So, now in the interection's point there is a node and the following edges share it: 13-1 13-2 18-1 18-2"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:275
# 44badddc9c6e4c0ead8f842ea16d9903
msgid "Now, we are going to include the segments 13-1, 13-2 14-1, 14-2 ,18-1 and 18-2 into our edge-table, copying the data for dir,cost,and reverse cost with tho following steps:"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:277
# fbc22adbcbbb4c4e8c18b101d444ba3b
msgid "Add a column old_id into edge_table, this column is going to keep track the id of the original edge"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:278
# 149535f8124447a7969e46eab80cdfaf
msgid "Insert only the segmented edges, that is, the ones whose max(sub_id) >1"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:291
# 3022549213bd4c159345c2fc982b0cbb
msgid "We recreate the topology:"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:311
# 2bf2c86357c643fa825fb1690a2ec630
msgid "To get the same analysis results as the topology of edge_table_noded, we do the following query:"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:338
# d2001d74045e446e9be443c8bc45134f
msgid "To get the same analysis results as the original edge_table, we do the following query:"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:363
# 056bc0a747d344fa823a4644c580d5c0
msgid "Or we can analyze everything because, maybe edge 18 is an overpass, edge 14 is an under pass and there is also a street level juction, and the same happens with edges 17 and 13."
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:390
# acf5f8a2131748029998badf207366dc
msgid "See Also"
msgstr ""

#: ../../../src/common/doc/functions/node_network.rst:392
# 4e6dd7e7554a4958a751b3654a3c698c
msgid ":ref:`topology` for an overview of a topology for routing algorithms. :ref:`pgr_analyze_oneway` to analyze directionality of the edges. :ref:`pgr_create_topology` to create a topology based on the geometry. :ref:`pgr_analyze_graph` to analyze the edges and vertices of the edge table."
msgstr ""

