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  1. SIMPLE-G-Water: Global Groundwater Conservation Scenarios

    24 Sep 2024 | Contributor(s): Iman Haqiqi

    DescriptionThis repository contains the outputs of the SIMPLE-G-global model at 15 arc-min resolution, focusing on various aspects of groundwater conservation. The data includes:Groundwater Withdrawal: Irrigation groundwater extraction across grid cells (pre-policy, post-policy, and...

  2. RZWQM Calibration and Decision Making Tool

    18 Apr 2023 | Contributor(s): Balaji Sesha Srikanth Pokuri, Anupam Bhar, Ratnesh Kumar

    RZWQM crop model simulator with a lightweight interface for calibrating the model to experimental data, optimizing irrigation and fertilization decisions using Coordinate Descent algorithm

  3. Marker Set

    06 Nov 2018 | Contributor(s): Rob Campbell

    Create iData Marker Set definition files (.ims)

  4. iData Packaging Tool

    12 Jun 2018 | Tools | Contributor(s): Rajesh Kalyanam, Rob Campbell (contributor), Lan Zhao (contributor)

    Package iData files into a BagIT bag for subsequent import to a different project.

  5. Metadata Exporter

    03 Apr 2018 | Tools | Contributor(s): Rajesh Kalyanam

    Export geospatial file metadata to the ISO-19115 standard

  6. Metadata Exporter

    03 Apr 2018 | Tools | Contributor(s): Rajesh Kalyanam

    Export geospatial file metadata to the ISO-19115 standard

  7. Developing Open Source Geospatial Data Analysis Building Blocks Software

    26 Oct 2017 | Publications | 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.

  8. 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. 

  9. 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...

  10. iData Tutorial

    22 Jul 2016 | Teaching Materials | Contributor(s): Abilene Thiele Concepcion Perez

    *Note that the number before each step is the time on the YouTube video below where it shows how each step is done. Click on "View Resource" on the top right to watch the video.Start iData [0:05] Go to http://mygeohub.org/idata to load the iData application. It starts with...

  11. Data-driven Collaboration Environments - Integrating HUBzero and iRODS

    15 Sep 2015 | Publications | Contributor(s): Rajesh Kalyanam

    As part of an effort to establish a community-based data sharing environment, we previously developed a HUBzero-based web component, iData. Using the open-source data management software, iRODS, iData  provides hub users and tools with the ability to publish, manage, discover...

  12. iData Cheat Sheet

    19 Jun 2015 | Teaching Materials | Contributor(s): Lan Zhao, Carol Song

    This document is a quick note that guides new iData users through the steps of registering a hub account, creating a new dataset, uploading some files, and sharing with others.

  13. Using Useful to Usable (U2U) Tools for an Introductory Agronomy Course (Purdue University) -- Lab Assignment

    04 Dec 2014 | Teaching Materials | Contributor(s): Trevor J. Frank, Bruce J. Erickson

    This lab was constructed to provide introductory Agronomy students with a knowledge base of farming technology and available agricultural decision-making tools. Students will learn available technology for predicting climate variability, growing degree days, nitrogen fertilizer rates, cover crop...

  14. Geospatial Targeting of Irrigation Investment in Tanzania

    11 Nov 2014 | Web Apps | Contributor(s): Jawoo Koo, Hua Xie, Liangzhi You, zhe guo, Jeffrey Dickinson, Cindy Cox

    This tool helps users to identify specific sites within the SAGCOT (Southern Agricultural Growth Corridor of Tanzania) area where new irrigation investments should target at 10 km spatial resolution. Users can interact with the map (showing the grid cells meeting the requirements, where the color...

  15. Developing A Collaborative Environment for Useful to Useable (U2U) Project

    10 Nov 2014 | Downloads | Contributor(s): Larry Biehl, Carol Song, Lan Zhao, Christopher Panza, Brian Raub, Luke Policinski

    HUBzero is being used as a collaborative environment for the Useful to Usable (U2U) project funded by the USDA. U2U is an integrated research and extension project working to improve farm resilience and profitability in the North Central U.S. by transforming existing climate data into usable...

  16. Developing A Collaborative Environment for the Useful to Usable (U2U) Project

    10 Nov 2014 | Online Presentations | Contributor(s): Larry Biehl, Carol Song, Lan Zhao, Christopher Panza, Brian Raub, Luke Policinski

    HUBzero is being used as a collaborative environment for the Useful to Usable (U2U) project funded by the USDA. U2U is an integrated research and extension project working to improve farm resilience and profitability in the North Central U.S. by transforming existing climate data into usable...

  17. U2U Selected Research Highlights

    18 Feb 2013 | Publications | Contributor(s): Melissa Widhalm

    This short document overviews some of the recent research findings from the U2U project.

  18. U2U Poster - Oct 2012

    27 Nov 2012 | Online Presentations | Contributor(s): Melissa Widhalm

    This poster provides a general overview of the Useful to Usable (U2U) project. Anyone on the U2U team is welcome to present this poster at conferences or other venues. This hi-resolution pdf is ready for priting a 3 ft. (H) by 4 ft. (W) poster.

  19. U2U Progress Timeline (graphic)

    08 Nov 2012 | Downloads | Contributor(s): Melissa Widhalm, John Kriva

  20. U2U Accomplishment Highlights (April 2011 - Sept 2012)

    17 Oct 2012 | Publications | Contributor(s): Melissa Widhalm, John Kriva

    This document provides a brief overview of the top accomplishments from the U2U project from April 2011 - Sept 2012.