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Articles 61 - 90 of 689
Full-Text Articles in Social and Behavioral Sciences
Rain Garden Inventory Responsive And Mobile Site, Larry Theller, Richard Andreas
Rain Garden Inventory Responsive And Mobile Site, Larry Theller, Richard Andreas
Purdue GIS Day
This project is to create a responsive website to allow the public to input their various rainscaping practices into a database and viewed on a map. In addition, their data will be calculated and capacity will be shown.
This inventory website is responsive and will change between desktop and mobile view automatically based on the parameters of the browser.
Map-Based Mobile Apps For Ios And Android, Larry Theller, Hemil Desai
Map-Based Mobile Apps For Ios And Android, Larry Theller, Hemil Desai
Purdue GIS Day
The STEPL model is a web-based spreadsheet tool designed for the estimation / of pollutant load and to analyze how creation or practicing certain sustainable / activities will reduce pollution in a watershed. For example, leaving a strip of / grass between a farm field and a water feature like stream of lake, will have an / estimated impact on the amount of soil and fertilizer which runs off in to the / river. / The model uses soil properties database, precipitation database and other / factors to make an estimate of pollution reduction after an action. It can then …
Evaluating A Process To Make An Online Environmental Model Accessible Under Ada, Kehara Taylor, Larry Theller
Evaluating A Process To Make An Online Environmental Model Accessible Under Ada, Kehara Taylor, Larry Theller
Purdue GIS Day
Assure compliance with federal (ADA) and international accessibility guidelines to reduce the risk of litigation and penalties. / / Increase site usage by making all of your Web properties accessible to people with disabilities (WCAG, Section 508, AODA, Canada's Standard on Accessibility). / / Prevent privacy breaches involving personal and health information. / / Protect confidential company and OPSEC information from leaking to the public through online exposure. / / Web content and applications, as well as Microsoft Office and PDF documents can be validated for any compliance regulation including custom rules. /
Naturalized Daily Streamflow Reconstruction For The Upper Wabash River, Sanoar Rahman, Laura C. Bowling
Naturalized Daily Streamflow Reconstruction For The Upper Wabash River, Sanoar Rahman, Laura C. Bowling
Purdue GIS Day
During the 1960s, the United States Army Corps of Engineers constructed a number of dams in the Upper Wabash watershed in Indiana, primarily for flood control, hydropower and recreation. In order to investigate the impact of other environmental changes, such as changes in land management and climate on streamflow, it is necessary to reconstruct what the natural flow of the impounded river would be without the influence of the upstream reservoirs.
Indiana Freshwater Use Projection And Spatial Analysis For Renewable Water Supply, Sanoar Rahman, Laura Bowling
Indiana Freshwater Use Projection And Spatial Analysis For Renewable Water Supply, Sanoar Rahman, Laura Bowling
Purdue GIS Day
Often, when governmental and non-governmental entities attempt to make plans for future water supply and environmental flows they fall into the trap of developing strategies for specific locations rather than working together and approaching a problem from a basin or regional scale. The problem persists when lack of knowledge of local situations and confining management plans with city and county lines merge together. The purpose of this study is to project future water use and then to reveal if there is any pattern in renewable water supply in Indiana to provide a basis for policy makers and stakeholders to consider …
User Interface Design Evaluation For L-Thia Watershed Analysis Tool., Lakshya Garg, Larry Theller, Yichen Zhong
User Interface Design Evaluation For L-Thia Watershed Analysis Tool., Lakshya Garg, Larry Theller, Yichen Zhong
Purdue GIS Day
This project is a semester-long analysis of the user interface deign of the ABE web-Based Decision support tool "L-THIA Watershed Management System". The goal is to evaluate the components such as user inputs, logical flow, graphical display, navigation, operational feasibility and technical feasibility. The process includes comparison to the interface of other of other well-known online mapping web tools. The student team will be evaluating under GIS specialist Larry Theller (Purdue ABE) some other online watershed analysis tools. The result of this study will be incorporated in the next phase of tool development for L-thia and several other ABE web …
Extended Capability To Support Multiple Watersheds In Stepl Web, Larry Theller, Kean Jye Tan
Extended Capability To Support Multiple Watersheds In Stepl Web, Larry Theller, Kean Jye Tan
Purdue GIS Day
The STEPL model is a web-based spreadsheet tool designed for the estimation / of pollutant load and to analyze how creation or practicing certain sustainable / activities will reduce pollution in a watershed. For example, leaving a strip of / grass between a farm field and a water feature like stream of lake, will have an / estimated impact on the amount of soil and fertilizer which runs off in to the / river. / The model uses soil properties database, precipitation database and other / factors to make an estimate of pollution reduction after an action. It can then …
Geocoding Workshop, Amanda O'Daniel
Geocoding Workshop, Amanda O'Daniel
Purdue GIS Day
This is a hands-on workshop to introduce you the geocoding resources from the State of Indiana.
Gis Project Design: Brainstorming & Ideation Workshop, Frank Garofalo
Gis Project Design: Brainstorming & Ideation Workshop, Frank Garofalo
Purdue GIS Day
- Who should attend:
- Do you have a new project or existing project, and looking to generate some new ideas?
- Come with a project in mind or just come to learn some new collaboration and brainstorming techniques.
- What participants will learn… techniques for:
- Working with others to create a common direction and vision, then generating alignment
- Evaluating current state situations, strengths, complications and implications
- Identifying and forming consensus on key target audiences
- Generating ideas to prioritizing capabilities for new solutions and the related benefits
- Specifying key objectives to measure and gauge for success
Ethnographic Collector, Gideon Singer
Ethnographic Collector, Gideon Singer
Purdue GIS Day
Ethnography can be enhanced by utilizing both ArcGIS Online and Arc Collector. Throughout 2015, I have designed and utilized the Ethnographic Collector web map to record qualitative observations, spatial records, and multi-media attachments. Data was recorded while conducting pilot research on the e-waste landscape of Tippecanoe County, Indiana and a class ethnography project on the neighborhood of New Chauncey. The Ethnographic Collector has augmented qualitative data collection via participant observation and go-along interviews and can likely be utilized in tandem with participatory GIS.
Human Mobility Patterns Probability Measurement: An Example Using Twitter Data At Purdue, Yuqian Huang
Human Mobility Patterns Probability Measurement: An Example Using Twitter Data At Purdue, Yuqian Huang
Purdue GIS Day
Nowadays, social tools are really important to people's daily lives. And it is also valuable to data researcher that Twitter, Facebook and other social tools are emerging as a key resource of free and open volunteered geographic information (VGI). And this research is trying to take advantages of twitter data around Purdue campus. It tracks the most active twitter users in order to find out their behavior patterns and to provide probability of when and where the users will show up.
Modeling And Visualizing Regular Tweeting Pattern Of Purdue Campus, Yuki Huang, Jie Shan
Modeling And Visualizing Regular Tweeting Pattern Of Purdue Campus, Yuki Huang, Jie Shan
Purdue GIS Day
With the strength of social media, many crowd-sourced sensing and collaboration projects can benefit from this kind of Volunteered Geographic Information (VGI). And this project is trying to find out the potential spatial and temporal pattern of the twitter user and provide the probabilities of the clusters.
Summer Internships In Software Engineering In Abe, Larry Theller
Summer Internships In Software Engineering In Abe, Larry Theller
Purdue GIS Day
We discuss the various software engineering projects which were assigned to a group of 8 undrgrad computer science interns who worked in Agricultural and Biological Engineering this summer. All projects involved mapping, mobile apps, REST services or online map-based decision support services. All students completed soem ESRI Virtual Campus training.
Mapping The Impact Of Famine On The Volga And Black Sea German Enclaves, 1891-1934, Amber N. Nickell
Mapping The Impact Of Famine On The Volga And Black Sea German Enclaves, 1891-1934, Amber N. Nickell
Purdue GIS Day
Using ArcGIS software and the ArcGIS online story mapping function, this project maps population growth and decline over time in the ethnic German Volga and Black Sea Enclaves in the Russian Empire (later the USSR) and overlays that population data with maps of famine zones during the 1891/2, 1921/22, and 1932/33 famines in order to answer the following questions. Where were the enclaves in relation to the famine regions? What impact did the famines have on ethnic German populations in the region? How did the Volga colonies fare in relation to national estimates during naturally occurring famines? During the manmade …
Characterizing And Mapping The Field Scale Spatial Variability Of Surface Horizon Soil Properties And Water Content With Noninvasive Em38, Ryan W.R. Schroeder, Robert Austin, Joshua Heitman, Adam Howard
Characterizing And Mapping The Field Scale Spatial Variability Of Surface Horizon Soil Properties And Water Content With Noninvasive Em38, Ryan W.R. Schroeder, Robert Austin, Joshua Heitman, Adam Howard
Purdue GIS Day
The spatial variability of physical soil properties at the field scale is increasingly important in agriculture and natural resource management. Changes in topography, parent material, management practices, erosion/deposition rates, etc. can influence the variability of the soil’s physical properties and help guide management and land use plans. The Geonics EM38 is a noninvasive geophysical sensor which is used to measure the apparent electrical conductivity (ECa) of the soil through electromagnetic induction – primarily influenced by clay content, soil moisture content, and salinity. Soil moisture has been found to be a significant contributor to ECa and is therefore useful in determining …
Gis Resources @ Purdue, Larry Biehl
Gis Resources @ Purdue, Larry Biehl
Purdue GIS Day
GIS tools, resources, and data provided by ITAP and RCAC
Research Computing And Data For Geoscience, Preston Smith
Research Computing And Data For Geoscience, Preston Smith
Purdue GIS Day
This presentation will discuss the data storage and computational resources available for GIS researchers at Purdue.
This presentation will discuss the data storage and computational resources available for GIS researchers at Purdue.
Electrical Infrastructure Mapping At Purdue, Purdue Physical Facilities
Electrical Infrastructure Mapping At Purdue, Purdue Physical Facilities
Purdue GIS Day
No abstract provided.
Coordinating Gis In Indiana, Phil Worrall, Jim Sparks
Coordinating Gis In Indiana, Phil Worrall, Jim Sparks
Purdue GIS Day
This presentation summarizes the joint effort between Indiana State Government and Indiana Geographic Information Council in coordinating and sharing geospatial information across the state.
Locating A Wildlife Corridor For The Wild Tiger In India, Carmen George
Locating A Wildlife Corridor For The Wild Tiger In India, Carmen George
Geography and the Environment: Graduate Student Capstones
The tiger (Panthera Tigris) has been on the ICUN red list of endangered species since 1972. In the early 20th century, 100,000 wild tigers roamed Asia and today approximately 3,600 remain. India is home to over half of the remaining wild tigers and continues to struggle in creating effective conservation plans. Poaching, habitat destruction and prey depletion are several primary causes of tiger population degradation and remain major barriers to rejuvenation of healthy populations in the wild. Wildlife corridors are essential to the process of repairing fragmented habitats. Through the use of GIS and remote sensing this …
Habitat Selection Of Wolverines: A Geospatial Analysis Of Wolverine Movements In Southwest Montana, Bryn Karabensh
Habitat Selection Of Wolverines: A Geospatial Analysis Of Wolverine Movements In Southwest Montana, Bryn Karabensh
Geography and the Environment: Graduate Student Capstones
Wolverine research in the contiguous United States is not abundant and understanding of the ecology of this species is not fully understood in this ecosystem. Specifically lacking in research is data regarding wolverine movements. This paucity of data and analysis inhibits the ability to effectively develop and implement conservation and management strategies. This paper seeks to identify patterns and habitat preferences of wolverines with respect to their movements. Specifically, do they avoid roads and clear-cuts zones from timber harvest and do they display a preference to topography features during movements? Using GPS locations of wolverines a regression analysis was applied. …
A Household-Level Approach To Staging Wildfire Evacuation Warnings Using Trigger Modeling, Dapeng Li
A Household-Level Approach To Staging Wildfire Evacuation Warnings Using Trigger Modeling, Dapeng Li
Dapeng Li
Applying Voronoi Tessellations As A Non-Orthogonal Grid Methodology To Inform Public-Private Mix Efforts In Nigeria: An Examination Of The Distribution Of Private Healthcare Providers In Six States And The Covariates Underlying Their Utilization, Trinadh Dontamsetti
USF Tampa Graduate Theses and Dissertations
TB care and prevention is led by the public sector, but many TB symptomatics first seek care in the private sector, highlighting the importance of engaging these facilities. This report examines basic TB epidemiology (such as the gap in case finding that could be addressed in part via private sector activities), health-seeking behaviors (HSB) and diagnostic delays, the size of the private sector, activities of professional societies, and financing. It examines the potential utility of integrating Voronoi tessellations as a GIS-based method for informing and improving Public-Private Mix (PPM) efforts throughout six states in Nigeria. Further, it explores a potential …
Selection Of A Reanalysis Meteorological Product For Use In Solar Resource Assessment, Anthony Lopez
Selection Of A Reanalysis Meteorological Product For Use In Solar Resource Assessment, Anthony Lopez
Geography and the Environment: Graduate Student Capstones
The U.S. Department of Energy’s National Renewable Energy Laboratory and collaborators are updating the National Solar Radiation Database with the next-generation satellite-based solar resource assessment known as the Physical Solar Model (PSM). This is part of an effort to achieve NREL and DOE’s goal to make solar energy technologies cost competitive with other forms of energy in the United States. Required in this effort is the selection of an appropriate meteorological reanalysis product- that provides critical inputs for solar energy estimation. This analysis quantitatively and qualitatively assessed the spatial and temporal accuracy of three meteorological reanalysis products using ground measurements. …
An Approach To Optimal Hyperspectral And Multispectral Signature And Image Fusion For Detecting Hidden Targets On Shorelines, Charles R. Bostater
An Approach To Optimal Hyperspectral And Multispectral Signature And Image Fusion For Detecting Hidden Targets On Shorelines, Charles R. Bostater
Ocean Engineering and Marine Sciences Faculty Publications
Hyperspectral and multispectral imagery of shorelines collected from airborne and shipborne platforms are used following pushbroom imagery corrections using inertial motion motions units and augmented global positioning data and Kalman filtering. Corrected radiance or reflectance images are then used to optimize synthetic high spatial resolution spectral signatures resulting from an optimized data fusion process. The process demonstrated utilizes littoral zone features from imagery acquired in the Gulf of Mexico region. Shoreline imagery along the Banana River, Florida, is presented that utilizes a technique that makes use of numerically embedded targets in both higher spatial resolution multispectral images and lower spatial …
Modis-Derived Spatiotemporal Changes Of Major Lake Surface Areas In Arid Xinjiang, China, 2000–2014, Qingting Li, Linlin Lu, Cuizhen Wang, Yingkui Li, Yue Sui, Huadong Guo
Modis-Derived Spatiotemporal Changes Of Major Lake Surface Areas In Arid Xinjiang, China, 2000–2014, Qingting Li, Linlin Lu, Cuizhen Wang, Yingkui Li, Yue Sui, Huadong Guo
Faculty Publications
Inland water bodies, which are critical freshwater resources for arid and semi-arid areas, are very sensitive to climate change and human disturbance. In this paper, we derived a time series of major lake surface areas across Xinjiang Uygur Autonomous Region (XUAR), China, based on an eight-day MODIS time series in 500 m resolution from 2000 to 2014. A classification approach based on water index and dynamic threshold selection was first developed to accommodate varied spectral features of water pixels at different temporal steps. The overall classification accuracy for a MODIS-derived water body is 97% compared to a water body derived …
Wind Energy Development In Ontario: Factors Influencing Deployment And Policy Outcomes, Emmanuel T. Songsore
Wind Energy Development In Ontario: Factors Influencing Deployment And Policy Outcomes, Emmanuel T. Songsore
Electronic Thesis and Dissertation Repository
The goal of this thesis is to gain an understanding of the factors promoting and hindering wind energy development (henceforth WED) from the perspective of communities and developers in Ontario. Ontario arguably has one of the most ambitious policies for WED in the world, centered on the Green Energy and Green Economy Act, 2009 (henceforth GEA). Despite progressing to become Canada’s leading province in installed wind energy capacity, various conflicts and roadblocks to deployment remain evident.
In response to gaps identified in literature seeking to understand the factors that impact the (un)successful deployment of wind power, the current thesis provides …
Tracking Of Karst Contamination Using Alternative Monitoring Technologies: Hidden River Cave Kentucky, Caren Raedts, Christopher Smart
Tracking Of Karst Contamination Using Alternative Monitoring Technologies: Hidden River Cave Kentucky, Caren Raedts, Christopher Smart
Sinkhole Conference 2015
Karst groundwater contamination presents great challenges for efficient monitoring because of rapid, discrete transport and the diversity of contaminants. Here a low cost approach is described and applied to Hidden River Cave, Kentucky, where a long history of contamination has been experienced. Local knowledge was acquired through informal interviews and coupled with observations of contaminant residues, faunal distributions and fluorescence spectra in the cave. The resulting patterns were interpreted using Google Earth and Street View to identify specific contaminant sources in the affected sub-catchment of the cave. Despite success in matching contaminant sources with the contamination history and pattern, the …
‘Capitalism A Nuh’ Wi Frien’. The Formatting Of Farming Into An Asset, From Financial Speculation To International Aid, Luigi Russi, Tomaso Ferrando
‘Capitalism A Nuh’ Wi Frien’. The Formatting Of Farming Into An Asset, From Financial Speculation To International Aid, Luigi Russi, Tomaso Ferrando
Catalyst: A Social Justice Forum
This paper deciphers the formatting of farming into an asset by tracking the modalities by which financial calculation is enabled across different sites of agency.
The first focus of our analysis are commodity futures markets, which have witnessed a double spike in prices in 2008 and in 2012. In the paper, we look at these hikes as the outcome of endogenous dynamics, caused by the changing makeup of market participants after 2000, which turned futures markets into resources for hedging commodity index-linked derivative products.
We subsequently analyse the increasing reliance on financial actors placed by public development agencies that channel …
Evaluating Faciltated Migration As A Climate Change Adaptation Approach In Southern Ontario's Sugar Maple Ecosystems, Kaitlyn Mcglade
Evaluating Faciltated Migration As A Climate Change Adaptation Approach In Southern Ontario's Sugar Maple Ecosystems, Kaitlyn Mcglade
Geography and Environmental Studies Major Research Papers
This research seeks to provide an explanation and evaluation of facilitated migration as an adaptation approach for improving the long-term resilience and sustainability of Acer saccharum (sugar maple) ecosystems and sugarbush production. The research concludes that faciliated migration is supported by producers and other industry stakeholders as a feasable adaptation approach for improving resilience and sustainability.