Neo4j Spatial - GIS for the rest of us. OSCON Data 2011 #neo4j - - PowerPoint PPT Presentation

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Neo4j Spatial - GIS for the rest of us. OSCON Data 2011 #neo4j - - PowerPoint PPT Presentation

Feb 11, 2023 163 likes •1.08k views

Neo4j Spatial - GIS for the rest of us. OSCON Data 2011 #neo4j Peter Neubauer @peterneubauer Neo Technology peter@neotechnology.com Saturday, July 30, 2011 We are hiring. Now. Contact me. #neo4j @peterneubauer peter@neotechnology.com

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Peter Neubauer

Neo Technology #neo4j @peterneubauer peter@neotechnology.com

Neo4j Spatial - GIS for the rest

  • f us.

OSCON Data 2011

Saturday, July 30, 2011

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#neo4j @peterneubauer peter@neotechnology.com

We are hiring. Now. Contact me.

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Neo4j - ?

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The Neo4j model: Property Graph

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The Neo4j model: Property Graph

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The Neo4j model: Property Graph

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The Neo4j model: Property Graph

name = “Emil” age = 29 sex = “yes” type = KNOWS time = 4 years type = car vendor = “SAAB” model = “95 Aero”

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Impact Analytics, CMDB, Network Management, Provisioning

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Show me!

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Neo4j Spatial

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Components

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Core

Components

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Core Storage

Components

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Core Storage Search

Components

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Core Storage Search GeoProcessing

Components

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Core Storage Search GeoProcessing Import/export

Components

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Core Storage Search GeoProcessing Import/export Extensions

Components

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Core Storage Search GeoProcessing Import/export Extensions Geotools & GeoServer

Components

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Core Storage Search GeoProcessing Import/export Extensions Geotools & GeoServer uDig

Components

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Core Storage Search GeoProcessing Import/export Extensions Geotools & GeoServer uDig OpenStreetMap

Components

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Neo4j dynamic layers

Layer1 Layer2 Layer3 Geometry Encoder Dynamic Query Dynamic Styles Dynamic Meta-Inf Connected domain data Neo4j Spatial GIS and Spatial stacks Multidim Indexes

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Topics

Open Street Map Layers Indexes Styling Geoprocessing Routing Examples

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Open StreetMap

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OpenStreetMap - Topology

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OSM Files

<?xml version="1.0" encoding="UTF-8"?> <osm version="0.6" generator="CGImap 0.0.2"> <bounds minlat="56.0437000" minlon="12.9388000" maxlat="56.0761000" maxlon="13.0109000"/> <node id="371662020" lat="56.0709040" lon="12.9639158" user="Grillo" uid="13957" visible="true" version="2" changeset="5465617" timestamp="2010-08-11T19:50:23Z"/> .... <way id="72090582" user="Craig Taverner" uid="48197" visible="true" version="1" changeset="5474347" timestamp="2010-08-12T16:15:06Z"> <nd ref="371662020"/> <nd ref="857081476"/> <nd ref="857081950"/> <nd ref="857081819"/> <nd ref="857081796"/> <nd ref="857081692"/> <nd ref="857081617"/> <nd ref="857081523"/> <tag k="highway" v="residential"/> <tag k="name" v="Nybrodalsvägen"/> </way> </osm>

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OpenStreetMap

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OpenStreetMap

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OpenStreetMap

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OpenStreetMap

OSM

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OpenStreetMap

OSM

Dynamic Layers

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OpenStreetMap

OSM Index (RTree)

Dynamic Layers

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Layers

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From Graph to Layer

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From Graph to Layer

GeometryEncoder - encode, decode

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From Graph to Layer

GeometryEncoder - encode, decode Property (wkt)

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From Graph to Layer

GeometryEncoder - encode, decode Property (wkt) Properties (lon, lat)

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From Graph to Layer

GeometryEncoder - encode, decode Property (wkt) Properties (lon, lat) Subgraph (ways, polygons)

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From Graph to Layer

GeometryEncoder - encode, decode Property (wkt) Properties (lon, lat) Subgraph (ways, polygons) Domain specific (e.g. OSM)

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From Graph to Layer

GeometryEncoder - encode, decode Property (wkt) Properties (lon, lat) Subgraph (ways, polygons) Domain specific (e.g. OSM) OSM Way encoding/decoding

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From Graph to Layer

GeometryEncoder - encode, decode Property (wkt) Properties (lon, lat) Subgraph (ways, polygons) Domain specific (e.g. OSM) OSM Way encoding/decoding CRS, Geometry type

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From Graph to Layer

GeometryEncoder - encode, decode Property (wkt) Properties (lon, lat) Subgraph (ways, polygons) Domain specific (e.g. OSM) OSM Way encoding/decoding CRS, Geometry type Styling

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From Graph to Layer

GeometryEncoder - encode, decode Property (wkt) Properties (lon, lat) Subgraph (ways, polygons) Domain specific (e.g. OSM) OSM Way encoding/decoding CRS, Geometry type Styling Dynamic Layers

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From Graph to Layer

GeometryEncoder - encode, decode Property (wkt) Properties (lon, lat) Subgraph (ways, polygons) Domain specific (e.g. OSM) OSM Way encoding/decoding CRS, Geometry type Styling Dynamic Layers Search

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Dynamic Layers, uDig

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Dynamic Layers, GeoServer

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Indexes

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Multiple indexes - GIS

Illustrations: Wikipedia

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OpenStreetMap

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OpenStreetMap

OSM Index (RTree)

Dynamic Layers

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In - graph indexing

Index<Node> index = db.index().forNodes( "layer1"); Node n1 = db.createNode(); n1.setProperty( "lat", (double)56.2 ); n1.setProperty( "lon", (double)15.3 ); index.add( n1 ); Java: index.query( LayerNodeIndex.BBOX_QUERY, "[15.0, 16.0, 56.0, 57.0]" ); Cypher: START poi=(layer1,'bbox:[15.0, 16.0, 56.0, 57.0]') MATCH (poi) -[r] - (x) RETURN poi, r~TYPE, x.layer? Gremlin: g.idx('node')[[layer1: 'bbox:[15.0, 16.0, 56.0, 57.0]']]

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Styling

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Styling SLD

<FeatureTypeStyle> <Rule> <ogc:Filter> <ogc:And> <ogc:PropertyIsEqualTo> <ogc:Function name="geometryType"> <ogc:PropertyName>the_geom</ogc:PropertyName> </ogc:Function> <ogc:Literal>LineString</ogc:Literal> </ogc:PropertyIsEqualTo> <ogc:Not> <ogc:PropertyIsNull> <ogc:PropertyName>highway</ogc:PropertyName> </ogc:PropertyIsNull> </ogc:Not> <ogc:PropertyIsEqualTo> <ogc:PropertyName>highway</ogc:PropertyName> <ogc:Literal>residential</ogc:Literal> </ogc:PropertyIsEqualTo> </ogc:And> </ogc:Filter> <Symbolizers>.......</> </Rule> </FeatureTypeStyle>

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Styling SLD

<FeatureTypeStyle> <Rule> <Filter>.....</Filter> <LineSymbolizer> <Stroke> <CssParameter name="stroke">#909090</CssParameter> <CssParameter name="stroke-width">3</CssParameter> </Stroke> </LineSymbolizer> <LineSymbolizer> <Stroke> <CssParameter name="stroke">#ffff80</CssParameter> <CssParameter name="stroke-width">1</CssParameter> </Stroke> </LineSymbolizer> </Rule> </FeatureTypeStyle>

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Styling Ruby DSL

require 'amanzi/sld' Amanzi::SLD::Config.config[:geometry_property] = 'the_geom' #Amanzi::SLD::Config.config[:verbose] = true sld = Amanzi::SLD::Document.new "Example Neo4j Spatial OSM Style" sld.comment "A style for residential streets" sld. add_line_symbolizer(:stroke => '#909090', :stroke_width => 3). add_line_symbolizer(:stroke => '#ffff80', :stroke_width => 1) do |f| f.op(:and) do |f| f.geometry = 'LineString' f.property.exists? 'highway' f.property['highway'] = 'residential' end end sld

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Dynamic Layers, styling

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Dynamic Layers, styling

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Dynamic Layers, styling

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Dynamic Layers, styling

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Geoprocessing

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GSoC: PostGIS -> OSM Graph

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GSoC: PostGIS -> OSM Graph

Outputs: GeoJSON, KML

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GSoC: PostGIS -> OSM Graph

Outputs: GeoJSON, KML

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GSoC: PostGIS -> OSM Graph

Outputs: GeoJSON, KML Accessors: ST_EndPoint

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GSoC: PostGIS -> OSM Graph

Outputs: GeoJSON, KML Accessors: ST_EndPoint

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GSoC: PostGIS -> OSM Graph

Outputs: GeoJSON, KML Accessors: ST_EndPoint Processing: ST_CLosest, ST_Disjoint

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GSoC: PostGIS -> OSM Graph

Outputs: GeoJSON, KML Accessors: ST_EndPoint Processing: ST_CLosest, ST_Disjoint

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GSoC: PostGIS -> OSM Graph

Outputs: GeoJSON, KML Accessors: ST_EndPoint Processing: ST_CLosest, ST_Disjoint Search: SearchWithin, SearchClosest, Route, etc

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GSoC: PostGIS -> OSM Graph

Outputs: GeoJSON, KML Accessors: ST_EndPoint Processing: ST_CLosest, ST_Disjoint Search: SearchWithin, SearchClosest, Route, etc

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GSoC: PostGIS -> OSM Graph

Outputs: GeoJSON, KML Accessors: ST_EndPoint Processing: ST_CLosest, ST_Disjoint Search: SearchWithin, SearchClosest, Route, etc Thanks Andreas Wilhelm!

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Routing

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Routing

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Graph - Algos, A*

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h"p://www.transportdublin.ie/ ¡-­‑ ¡Patrick ¡Fitzgerald ¡on ¡Neo4j

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Neo4j Spatial examples

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Polymap3

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AWE

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Cell network analysis

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Next steps

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Next steps

Neo4j Spatial

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Next steps

Neo4j Spatial Cypher, Gremlin, CQL dynamic querying

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Next steps

Neo4j Spatial Cypher, Gremlin, CQL dynamic querying Graph Geoprocessing domain level - GSoC 2011

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Next steps

Neo4j Spatial Cypher, Gremlin, CQL dynamic querying Graph Geoprocessing domain level - GSoC 2011 Index Performance optimizations

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Next steps

Neo4j Spatial Cypher, Gremlin, CQL dynamic querying Graph Geoprocessing domain level - GSoC 2011 Index Performance optimizations Pluggable indexing, Composite Index

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Next steps

Neo4j Spatial Cypher, Gremlin, CQL dynamic querying Graph Geoprocessing domain level - GSoC 2011 Index Performance optimizations Pluggable indexing, Composite Index Routing API support

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Next steps

Neo4j Spatial Cypher, Gremlin, CQL dynamic querying Graph Geoprocessing domain level - GSoC 2011 Index Performance optimizations Pluggable indexing, Composite Index Routing API support OSM

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Next steps

Neo4j Spatial Cypher, Gremlin, CQL dynamic querying Graph Geoprocessing domain level - GSoC 2011 Index Performance optimizations Pluggable indexing, Composite Index Routing API support OSM uDig OSM Topology editor - GSoC 2011

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Next steps

Neo4j Spatial Cypher, Gremlin, CQL dynamic querying Graph Geoprocessing domain level - GSoC 2011 Index Performance optimizations Pluggable indexing, Composite Index Routing API support OSM uDig OSM Topology editor - GSoC 2011 OSM tests Germany, US

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Next steps

Neo4j Spatial Cypher, Gremlin, CQL dynamic querying Graph Geoprocessing domain level - GSoC 2011 Index Performance optimizations Pluggable indexing, Composite Index Routing API support OSM uDig OSM Topology editor - GSoC 2011 OSM tests Germany, US Stitching for OSM datasets

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Get involved!

http://github.com/neo4j/neo4j-spatial http://neo4j.org

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http://neotechnology.com

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And - we are hiring!

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