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Published byKennedy Hollingshead Modified over 9 years ago
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Build Bottom-Up SDI With Sebastian Benthall OpenGeo
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Spatial Data Infrastructure (SDI)
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“[Spatial Data Infrastructure] provides a basis for spatial data discovery, evaluation, and application for users and providers within all levels of government, the commercial sector, the non-profit sector, academia and by citizens in general.” – SDI Cookbook Spatial Data Infrastructure (SDI)
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The theory of SDI developed before we learned what was possible with the Internet
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...what an ideal SDI would be like Imagine...
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...an SDI that makes uploading, sharing, and working with data as easy as blogging Imagine...
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Publishing data Anthony has some spatial data and wants to display it as part of a blog post.
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Publishing data Anthony uploads it to a public SDI, styles it, provides a background, and then puts a map widget on his blog.
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Publishing data Meanwhile, the data, style, and map remain available on the public SDI for others to use.
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Metadata and reputation The World Organization tells Cameron, their consultant, to put data she has gathered on their SDI.
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Metadata and reputation Other users notice mistakes in the metadata. They notify Cameron and give it a low rating.
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Metadata and reputation Cameron fixes the mistakes, and the other users rate the data more highly. Her reputation on the SDI improves.
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Federated search A regional Health agency and a regional Transit agency have separate SDI systems.
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Federated search Tom, a GIS analyst doing research, seeks out correlations between health and bicycle routes
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Federated search Tom searches for data in a single federated index and downloads the data as a batch.
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Vision
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Theory
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How do you make an SDI that's as compelling as modern, widely-used web services?
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Make an SDI using the best practices of these web services and projects
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General Principles Grow Bottom Up Align Incentives through Openness Build it for Casual Users Features, not Policies
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04/26/10 Grow Bottom-Up Reduce barriers to participation as much as possible. Be useful (if imperfect) as fast as possible.
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04/26/10 Grow Bottom-Up Start with data. Let users work with it. Generate metadata as needed.
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Align Incentives... Align incentives for contribution and use so growth is natural.
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Align Incentives... Reward data providers for good contributions Encourage users to contribute back Make value of service transparent to system providers
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... through Openness Provide a reason to participate Reward collaboration Make it as transparent as possible
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Build it for Casual Users Using Spatial Data Infrastructure should not require expertise
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Build it for Casual Users Reading documentation is too much work. The burden is on the system developers to make it intuitive to use.
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Features, not Policies If SDI technology requires No overhead or compromises there will be No organizational resistance
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Features, not Policies Look for and implement smart technical solutions to legitimate organizational concerns.
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Vision Theory
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Context
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is a new software project to build this SDI
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Founders Want GeoNode for disaster reduction Global Facility for Disaster Reduction and Recovery (GFDRR) and World Bank UN International Strategy for Disaster Reduction (UNISDR)
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Builders Not-for-profit social enterprise Builds and supports open source geospatial software Aims to build the Open Geospatial Web
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GeoNode is open source.
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Install it for free. Contact the developers directly. Collaborate with us and each other. Build local capacity and be independent of any vendor.
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We will soon release GeoNode 1.0
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Vision Theory Context
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What does GeoNode actually do ?
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Give a reason to participate A major problem with SDI is that people lack incentives to use it
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Problems with Portals No benefit to registering Few real users No recognition or reward for the effort Uses stick, not carrot
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GIS SDI
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GIS SDI
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Embed SDI in the real work of GIS practitioners, and it will have more impact.
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Provides styling and cartography tools Users can use the tools on data they upload GeoNode provides a reason to participate
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Map composer makes Maps Maps are an important content type They bind together ecosystem of geospatial content
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Maps, Data and Users form an web to be browsed
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Generic search engines (like Google, Bing) can crawl and rank these pages.
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Users Have Identity People fill out user profiles to establish identity on the web Profiles are also useful data
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Meanwhile, Metadata Pain Good metadata for geospatial data is important but hard to produce.
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GeoNode has user profiles and features them prominently Those profiles have ISO metadata fields within them
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Metadata Made Easy
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Metadata Published Metadata is published with open standard CSW using GeoNetwork
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Open standards and API's
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Data published by GeoServer in OGC Services: WMS, WFS, WCS Metadata published by GeoNetwork in CSW
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KML for Google
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We use open standards for data access. GeoNode also has open APIs
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HTTP
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GeoNode's components interact through clean API's Others can build apps around GeoNode Or swap out components (Drupal...?)
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Make Content Portable
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Let Users Control Content
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Content owners control access with easy user interface Deep data security extends to OGC services
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We are building GeoNode to accommodate any institution's access policy
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All these features are included in the current 1.0 release candidate.
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Vision Theory Context Reality
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Future
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We have even more ambitious plans for GeoNode moving forward
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The partnership investing in GeoNode is growing The roadmap expands with the vision and needs of its partners
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Use the Social Network
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The Social for Search
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04/26/10
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Record statistics on usage Let users comment on and rate content Use that information to improve search results
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The Social for Quality
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Ratings affect user reputation Will encourage quality content on SDI
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04/26/10 Groups Matter
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04/26/10
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Organizations will have a presence Allows organizational endorsement of data
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There are also features specific to Spatial Data Infrastructure on our roadmap SDI Features
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Editing
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04/26/10 Federation
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Frequently Asked Questions
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What's it made of?
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HTTP
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04/26/10
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What about INSPIRE? GeoServer needs WMS 1.3 to meet INSPIRE standards OpenGeo has found partners to fund this development It is coming soon
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Open Data Skepticism Isn't GeoNode an open data platform? Doesn't open data raise concerns about data quality and data security?
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Open Data Optimism Yes, GeoNode is designed to promote open data.
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Open Data Optimism Features like User reputation Organizational endorsement Flexible security address data quality concerns
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Open Data Optimism GeoNode supports the continuum of openness with a common platform for institutional GIS and neogeography
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What about Features X,Y,Z? We welcome your investment in new GeoNode features and involvement in the developer community.
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GeoNode Action
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How to Try It Play with the live public demo at http://demo.geonode.org (Warning: Unstable)
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How to Install It Follow instructions in README at http://github.com/geonode/geonode Email questions to mailing list geonode@librelist.com geonode@librelist.com Talk to developers in #geonode IRC channel
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Tell us about your experience geonode@librelist.com Your comments will help us Improve it
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If you want to use GeoNode in production you may want professional quality support How to Buy It
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Contact OpenGeo at inquiry@opengeo.org Or visit our booth How to Buy It
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(OpenGeo has a network of regional partners and is looking for others) How to Buy It
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Is GeoNode perfect for you except that it needs one more feature? How to Invest In It
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Contact OpenGeo at inquiry@opengeo.org Or visit our booth How to Invest in It
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How to Join It Contributing Organizations: OpenGeo, World Bank, Civic Works We hope others will join the developer community Patches welcome Community growth a priority
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Developer Community Join Us! Email geonode@librelist.com to join the mailing listgeonode@librelist.com IRC: #geonode See the issue tracker at – http://projects.opengeo.org/CAPRA
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If you have any questions about GeoNode Feel free to email seb@opengeo.org
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Or ask them now. Any questions?
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