Presentation: GeoEDF: A Framework for Designing and Executing Reproducible Geospatial Research Workflows in Science Gateways

08 Jul 2022 | Contributor(s): Carol Song

Central to most geospatial research workflows are a series of data wrangling steps that need to be completed before the necessary data for a particular simulation model is available.  For instance, a hydrologist developing a new streamflow prediction model may need to acquire...

MyGeoHub Semi Annual Newsletter June 2021

10 Jun 2021 | Contributor(s): Carol Song

SACI - A Cloud Based Real Time Sensor Data Management and Analysis Platform

12 Nov 2020 | Contributor(s): Jaewoo Shin

This is a recoding of Jaewoo's presentation and demo on SACI at the Gateways 2020 conference in October, 2020.

2017 GABBs Project Highlights

11 Feb 2018 | Contributor(s): Carol Song

This document highlights the GABBs project activities and accomplishments in 2017. GABBs is a National Science Foundation supported Data Infrastructure Building Blocks implementation project that has extended the HUBzero software stack with geospatial data and...

MultiSpec - Desktop and Online Tool

20 Dec 2017 | Contributor(s): Larry Biehl

MultiSpec is an easy to learn and use, freeware image processing tool for interactively analyzing a broad spectrum of geospatial image data, with capabilities such as image display, unsupervised and supervised classification, feature extraction, feature enhancement, and several other functions....

Cloud-enabling a Collaborative Research Platform: The GABBs Story

26 Oct 2017 | Contributor(s): Rajesh Kalyanam, Rob Campbell, Derrick Kearney, Leif Delgass, Larry Biehl, Lan Zhao, Carolyn A Ellis, Carol Song

Modern cyberinfrastructures typically involve tightly integrated compute, storage and web application resources. They also form the basis of science gateways, which add their own science-specific processing or visualization capabilities. While some science gateways are intended as the central...

Developing Open Source Geospatial Data Analysis Building Blocks Software

26 Oct 2017 | Contributor(s): JIngbo Wu

This is an article published at Journal of Purdue Undergraduate Research by Jingbo Wu describing his summer intern work as part of the GABBs project.

An open source geospatial cyberinfrastructure for interdisciplinary collaboration and broader engagement

26 Oct 2017 | Downloads | Contributor(s): Carol Song

Solving complex global problems demands that researchers from different disciplines work together, and their analytical tools, models and datasets interoperate. This is especially true in the context of sustainability. For instance, multiple goals of the United Nations Sustainable Development...

MyGeoHub Geospatial Gateway

26 Oct 2017 | Publications | Contributor(s): Rajesh Kalyanam, Lan Zhao, Rob Campbell, Derrick Kearney, I Luk Kim, Jaewoo Shin, Larry Biehl, Wei Wan, Carol Song

MyGeoHub is a science gateway for researchers working with geospatial data. Based on the HUBzero cyberinfrastructure framework, it provides general-purpose software modules enabling geospatial data management, processing and visualization. Termed “GABBs” (Geospatial Data Analysis...

iData Walkthrough

21 Oct 2017 | Online Presentations | Contributor(s): Rajesh Kalyanam

This video demonstrates the features of the GABBs iData data management building block such as automatic metadata extraction and geospatial file preview. It also walks through how iData files can be used in both hub tools and publications. 

GABBs Installation from Open-source Packages

26 Jul 2017 | Downloads | Contributor(s): Rajesh Kalyanam

This document contains instructions for installing the various GABBs components either onto a existing hub or in your own infrastructure from scratch. 

GABBs - Reusable Geospatial Data Analysis Building Blocks for Science Gateways

31 May 2017 | Publications | Contributor(s): Lan Zhao, Carol Song, Rajesh Kalyanam, Larry Biehl, Rob Campbell, Leif Delgass, Derrick Kearney, Wei Wan, Jaewoo Shin, I Luk Kim, Carolyn A Ellis

Science gateways have gained wide adoption in recent years as an effective platform for a lower barrier entry to computational resources, research collaboration, dissemination of scientific data, applications and publications, online education, and community engagement. Although multiple portal...

Start Your Own GABBs Hub in AWS

25 Apr 2017 | Online Presentations | Contributor(s): Rajesh Kalyanam

This video illustrates the use of an AWS CloudFormation template to deploy a GABBs-enabled HUBzero instance in Amazon Web Services (AWS).Using this approach, any user can be up and running with a fully featured, functional hub instance with geospatial data management, and processing and...

2016 GABBs Project Highlights

26 Feb 2017 | Downloads | Contributor(s): Carol Song

This is a document that highlights the new development  and engagement activities of the GABBs project in 2016. This DIBBs implementation project develops geospatial data analysis building blocks in the HUBzero Scientific Collaboration Platform to enable researchers and educators to create...

Demonstration of the Crop Calendar Prototype using PyMapLib

12 Feb 2017 | Animations | Contributor(s): Carol Song

This short video demonstrates the concept of a crop calendar tool. This is only an early prototype. Further development will be necessary to meet the user requirements.

PyMapLib Tutorial Tool

30 Aug 2016 | Tools | Contributor(s): Jaewoo Shin

Step-by-step tutorial for new users of PyMapLib library

Flow Extent Viewer

21 Nov 2016 | Tools | Contributor(s): Jaewoo Shin

Flow Extent Viewer

Cyberinfrastructure for the collaborative development of U2U decision support tools

10 Nov 2016 | Publications | Contributor(s): Larry Biehl, Lan Zhao, Carol Song, Christopher Panza

This paper describes the use of cyberinfrastructure to create interactive applications as part of the Useful to Usable (U2U) project. These applications transform historical climate data, knowledge, and models into decision support tools for end users such as crop farmers, uni- versity Extension...

Integrating OPeNDAP With HUBzero

29 Jul 2016 | Downloads | Contributor(s): Arjun Bagla

The OPeNDAP data access protocol supports subsetting and aggregation of several geospatial data formats.Integration with HUBzero tools that support the OPeNDAP protocol enables them to only request file metadata and specific subsets of the file as required rather than store the entire file...

FLAT: Fine-scale Land Allocation Tool

15 Apr 2016 | Tools | Contributor(s): Jingyu Song, Michael S Delgado, Paul V. Preckel, Shandian Zhe, Ian James Campbell, Lan Zhao, Carol Song

Open access user interface FLAT: designed for fine-scale global land use estimation, display, and comparison.