Transcript ncBrowse A Graphical netCDF/OPeNDAP Browser

ncBrowse
A Graphical
netCDF/OPeNDAP
Browser
Donald Denbo1 & John Osborne2
1UW/JISAO-NOAA/PMEL, 2OceanAtlas
http://www.epic.noaa.gov/java/ncBrowse
Software
Overview
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ncBrowse is a general purpose, interactive tool for
graphical browsing of data and attributes in
netCDF files and netCDF compatible OPeNDAP
URLs.
 Popular, freely available
 8,924 downloads by 3,704 unique sites in 61 countries
 OPeNDAP (DODS) client, Unidata netCDF client,
WOCE data CD, etc.
 http://www.epic.noaa.gov/java/ncBrowse
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11th ESIP Technical Meeting - OPeNDAP Session
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Features
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SGT graphics for 1 and 2 dimensional cuts through data
VisAD graphics for 3 dimensional plots
Handles files with character variables and dimensions
without associated variables
Properly decodes several time formats
Access to remote data files via OPeNDAP and direct
access to remote netCDF files from the Web
Vector, contour, and line plots
Variable mapping (parametric plots) and animations by
varying parameters in Variable Map
Available for UNIX, Win32, and MacOS
Graphical appearance easily modified
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Viewing the Data Structure
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Time Series
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Time/Depth Pixel Plot
Contour Plot
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OPeNDAP Dataset
OPeNDAP Dataset
Creating an Animation
Creating an Animation
Vector Plot
Other OPeNDAP related
Projects
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Climate Data Portal
 Server
 Client
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OceanShare - Collaborative Application
SGT - Scientific Graphics Toolkit
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Climate Data Portal
Distributed ocean observations
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Major in situ data collections:
 TAO El Nino buoy data
(realtime/PMEL), Global sea level
data (realtime/U of Hi), GTSPP
(NODC), PMEL hydrographic data
and time series collection, WOCE
ADCP (U of Hi), IPRC/APDRC in
situ data, US Coastal Ocean Time
Series database (NODC)
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OPeNDAP compatibility
 Will follow OPeNDAP in-situ standards
 Compatible with Grads DODS Server (GDS) for both server and client
compatibility
Climate Data Portal
Web and Desktop Clients
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in-situ client
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OPeNDAP compatible
soon
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LDAP directory services
NdEdit for data
selection/subsetting
Data Servers, Clients
(Java and Web) – focus
on in situ data
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http://www.epic.noaa.go
v/cdp/cdpjava.htm
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OceanShare
Network collaboration tool
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Collaboration features
 Local, remote data file access and
Java graphics
 Standard collaboration tool
features (annotation, whiteboard,
etc)
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Secure LDAP Document
Repository
 Proposals, papers in progress,
data, images
 Access control by document or by
folder
 Accessible from web and desktop
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OPeNDAP compatible soon
 http://www.epic.noaa.gov/collab/
SGT:
A Scientific Graphics Toolkit
 Java toolkit for scientific graphics
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On-line documentation, examples, tutorials, streaming video
 JavaBeans in next release
 Features
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Contour, line and vector plots,
Axes user settable or automatically scaled
multiple Time Axis formats
mouse-movable, customizable Labels, line keys, icons
Legend generation automatic
 Widely used, freely available
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scientific and commercial applications use SGT
 15,696 downloads by 5,478 unique sites from 70 countries
 http://www.epic.noaa.gov/java/sgt/
Live
Demonstration
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