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Presentation to the U.S. GLOBEC Pan-Regional

Workshop

29 November 2006

Bob Groman

Data Access and Associated Tools: New MapServer Interface to the JGOFS/GLOBEC

Data Management System

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Data Management Office

• Make project data available on-line– Hunting the data and information down– Quality control– Find and document the metadata– Add data to the JGOFS/GLOBEC system– Data are freely available; must abide by

data acknowledgment policy

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• Facilitate data access and synthesis– JGOFS/GLOBEC data management system

• Data objects• Directory structure• Download capability• Simple X-Y plotting

– Distributed data servers– Software is open source, freely available– DIF records submitted to the

Global Change Master Directory

Data Management Office

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Data Sets On-LineBiological, Chemical, and Physical Oceanographic

Measurements

Georges Bank: 778+

Northeast Pacific: 437+

Southern Ocean: 157+

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Key Data Policy Characteristics

• Dissemination to scientific investigators on a timely basis

• Available when "useful"

• Available to others outside the program

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New DMO EffortsImplementing a geographical user interface toJGOFS/GLOBEC and additional features needed to improve interoperability with other data systems

Geospatial (MapServer) interface

XML encoding of metadata

Open Geospatial Consortium access •Web Mapping Service (WMS)•Web Feature Service (WFS)

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EasyKrig Application

EasyKrig3.0

2D and 3D Kriging application using Matlab

Think of it as contouring on steroids.

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GeoZui3D* Professor Colin Ware Director Data Visualization Laboratory Center for Coastal and Ocean Mapping, UNH MATLAB conversion and formatting programs to provide the JGOFS/GLOBEC data to GeoZui3D

* http://www.ccom.unh.edu/vislab/GeoZui3D/

GeoZui3D with Matlab Data Preparation

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JGOFS/GLOBEC uses a text based interface

• Supports all web browsers

• Distributed servers for ASCII and image data using httpd protocol

• Simple, list oriented interface with basic X-Y plotting capabilities

• http://globec.whoi.edu/

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JGOFS/GLOBEC basic X-Y plotting capabilities

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JGOFS/GLOBEC basic X-Y plot

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http://globec.whoi.edu/map

MapServer

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View Georges Bank

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Select EN321

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Zoom in with rubber band box.

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Clicking on the “Get info” option

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Clicking on a green link

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Salinity versus depth plot

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Temperature versus pressure plot

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Displays Station Locations and Available Data

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OC336, OC341 and 3 others

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Get info button used

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Select MOC10 data

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Scale it options

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Mouse over and get the data

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Graph it and get it options

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NEP Cruise Tracks

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Select Cruise HX211

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SOGLOBEC Cruises

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Select NBP0202 and NBP0204

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Get data and CTD data selected

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Rubber band to smaller area

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Rubber band in again and mouse-over station

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Graphing temperature versus depth at two different stations.

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Get it option to display data table

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Select LMG0205 and NBP04

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Press Get info option

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Select CTD data and display stations

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GeoZUI3D acoustic plot

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Suppress lower values

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Questions?