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Articles 2941 - 2970 of 24572
Full-Text Articles in Social and Behavioral Sciences
Trustworthy Maps, Amy L. Griffin
Trustworthy Maps, Amy L. Griffin
Journal of Spatial Information Science
Maps get used for decision making about the world's most pressing problems (e.g., climate change, refugee crises, biodiversity loss, rising inequality, pandemic disease). Although maps have historically been a trusted source of information, changes in society (e.g., lower levels of trust in decision makers) and in mapmaking technologies and practices (e.g., anyone can now make their own maps) mean that we need to spend some time thinking about how, when, and why people trust maps and mapmaking processes. This is critically important if we want stakeholders to engage constructively with the information we present in maps, because they are unlikely …
An Algorithm For The Selection Of Route Dependent Orientation Information, Heinrich Loewen, Angela Schwering
An Algorithm For The Selection Of Route Dependent Orientation Information, Heinrich Loewen, Angela Schwering
Journal of Spatial Information Science
Landmarks are important features of spatial cognition and are naturally included in human route descriptions. In the past algorithms were developed to select the most salient landmarks at decision points and automatically incorporate them in route instructions. Moreover, it was shown that human route descriptions contain a significant amount of orientation information, which support the users to orient themselves regarding known environmental information, and it was shown that orientation information support the acquisition of survey knowledge. Thus, there is a need to extend the landmarks selection to automatically select orientation information. In this work, we present an algorithm for the …
Ontology Of Core Concept Data Types For Answering Geo-Analytical Questions, Simon Scheider, Rogier Meerlo, Vedran Kasalica, Anna-Lena Lamprecht
Ontology Of Core Concept Data Types For Answering Geo-Analytical Questions, Simon Scheider, Rogier Meerlo, Vedran Kasalica, Anna-Lena Lamprecht
Journal of Spatial Information Science
In geographic information systems (GIS), analysts answer questions by designing workflows that transform a certain type of data into a certain type of goal. Semantic data types help constrain the application of computational methods to those that are meaningful for such a goal. This prevents pointless computations and helps analysts design effective workflows. Yet, to date it remains unclear which types would be needed in order to ease geo-analytical tasks. The data types and formats used in GIS still allow for huge amounts of syntactically possible but nonsensical method applications. Core concepts of spatial information and related geo-semantic distinctions have …
Geospatial Privacy And Security, Grant Mckenzie, Carsten Keßler, Clio Andris
Geospatial Privacy And Security, Grant Mckenzie, Carsten Keßler, Clio Andris
Journal of Spatial Information Science
No abstract provided.
Editorial, Ross Purves, Benjamin Adams
Editorial, Ross Purves, Benjamin Adams
Journal of Spatial Information Science
No abstract provided.
Methosm: A Methodology For Computing Composite Indicators Derived From Openstreetmap Data, Dumitru Roman, Tatiana Tarasova, Javier Paniagua
Methosm: A Methodology For Computing Composite Indicators Derived From Openstreetmap Data, Dumitru Roman, Tatiana Tarasova, Javier Paniagua
Journal of Spatial Information Science
The task of computing composite indicators to define and analyze complex social, economic, political, or environmental phenomena has traditionally been the exclusive competence of statistical offices. Nowadays, the availability of increasing volumes of data and the emergence of the open data movement have enabled individuals and businesses affordable access to all kinds of datasets that can be used as valuable input to compute indicators. OpenStreetMap (OSM) is a good example of this. It has been used as a baseline to compute indicators in areas where official data is scarce or difficult to access. Although the extraction and application of OSM …
Exploring The Effectiveness Of Geomasking Techniques For Protecting The Geoprivacy Of Twitter Users, Song Gao, Jinmeng Rao, Xinyi Liu, Yuhao Kang, Qunying Huang, Joseph App
Exploring The Effectiveness Of Geomasking Techniques For Protecting The Geoprivacy Of Twitter Users, Song Gao, Jinmeng Rao, Xinyi Liu, Yuhao Kang, Qunying Huang, Joseph App
Journal of Spatial Information Science
With the ubiquitous use of location-based services, large-scale individual-level location data has been widely collected through location-awareness devices. Geoprivacy concerns arise on the issues of user identity de-anonymization and location exposure. In this work, we investigate the effectiveness of geomasking techniques for protecting the geoprivacy of active Twitter users who frequently share geotagged tweets in their home and work locations. By analyzing over 38,000 geotagged tweets of 93 active Twitter users in three U.S. cities, the two-dimensional Gaussian masking technique with proper standard deviation settings is found to be more effective to protect user's location privacy while sacrificing geospatial analytical …
Identifying The Use Of A Park Based On Clusters Of Visitors' Movements From Mobile Phone Data, Roberto Pierdicca, Marina Paolanti, Raffaele Vaira, Ernesto Marcheggiani, Eva Savina Malinverni, Emanuele Frontoni
Identifying The Use Of A Park Based On Clusters Of Visitors' Movements From Mobile Phone Data, Roberto Pierdicca, Marina Paolanti, Raffaele Vaira, Ernesto Marcheggiani, Eva Savina Malinverni, Emanuele Frontoni
Journal of Spatial Information Science
Planning urban parks is a burdensome task, requiring knowledge of countless variables that are impossible to consider all at the same time. One of these variables is the set of people who use the parks. Despite information and communication technologies being a valuable source of data, a standardized method which enables landscape planners to use such information to design urban parks is still broadly missing. The objective of this study is to design an approach that can identify how an urban green park is used by its visitors in order to provide planners and the managing authorities with a standardized …
Privacy, Space And Time: A Survey On Privacy-Preserving Continuous Data Publishing, Manos Katsomallos, Katerina Tzompanaki, Dimitris Kotzinos
Privacy, Space And Time: A Survey On Privacy-Preserving Continuous Data Publishing, Manos Katsomallos, Katerina Tzompanaki, Dimitris Kotzinos
Journal of Spatial Information Science
Sensors, portable devices, and location-based services, generate massive amounts of geo-tagged, and/or location- and user-related data on a daily basis. The manipulation of such data is useful in numerous application domains, e.g., healthcare, intelligent buildings, and traffic monitoring, to name a few. A high percentage of these data carry information of users' activities and other personal details, and thus their manipulation and sharing arise concerns about the privacy of the individuals involved. To enable the secure‚Äîfrom the users' privacy perspective‚Äîdata sharing, researchers have already proposed various seminal techniques for the protection of users' privacy. However, the continuous fashion in which …
Be Careful! That Is Probably Bullshit! Review Of Calling Bullshit: The Art Of Skepticism In A Data-Driven World By Carl T. Bergstrom And Jevin D. West, James B. Schreiber
Be Careful! That Is Probably Bullshit! Review Of Calling Bullshit: The Art Of Skepticism In A Data-Driven World By Carl T. Bergstrom And Jevin D. West, James B. Schreiber
Numeracy
Bergstrom, C. T., & West, J. D. 2021. Calling Bullshit: The Art of Skepticism in a Data-Driven World. NY: Random House. 336 pp. ISBN 978-0525509189
The authors provide a journey through the numerical bullshit that surrounds our daily lives. Each chapter has multiple examples of specific types of bullshit that each of us experience on any given day. Most importantly, information on how to identify bullshit and refute it are provided so that reader finishes the book with a set of skills to be a more engaged and critical interpreter of information. The writing has a quick and lively …
Ecotourism At Dana Reserve, صفاء صبابحة, عبدالحميد أيوب الفناطسة
Ecotourism At Dana Reserve, صفاء صبابحة, عبدالحميد أيوب الفناطسة
Jerash for Research and Studies Journal مجلة جرش للبحوث والدراسات
This study aims to know the extent of the characteristics of ecotourism to Dana Reserve, The study sample included (259) tourists from different nationalities. The study questionnaire covered the following axes: demographic, social and economic characteristics of tourists and the characteristics of the tourist movement, and the opinions and impressions of tourists about the reserve and the tourism services provided to them, The extent of the environmental tourist characteristics applied to the Dana Reserve visitors was measured. The analysis of the data showed that the mental image formed by the tourist is good. As the mean for the paragraph was …
Geological Lineament Assessment From Passive And Active Remote Sensing Imageries, Ainyyafiatty Arifin, Nor A. Adnan
Geological Lineament Assessment From Passive And Active Remote Sensing Imageries, Ainyyafiatty Arifin, Nor A. Adnan
International Journal of Geospatial and Environmental Research
Lineament is any extensive linear feature on the Earth’s surface that can be identified when there is a change in the topographical data. The advancement of technologies in remote sensing and Geographical Information Sciences (GIS) lead to the various studies and methods in mapping lineaments due to the availability of data from small to large scale areas. Lineament can be extracted from remote sensing data either with manual, semi-automatic or automatic image processing techniques that incorporate in numerous remote sensing and GIS software. Manually digitizing or tracing the aerial photograph is a subjective method as the lineament will be interpreted …
Pattern Of Use Of Electronic Health Record (Ehr) Among The Chronically Ill: A Health Information National Trend Survey (Hints) Analysis, Rose Calixte, Sumaiya Islam, Zainab Toteh Osakwe, Argelis Rivera, Marlene Camacho-Rivera
Pattern Of Use Of Electronic Health Record (Ehr) Among The Chronically Ill: A Health Information National Trend Survey (Hints) Analysis, Rose Calixte, Sumaiya Islam, Zainab Toteh Osakwe, Argelis Rivera, Marlene Camacho-Rivera
Publications and Research
Effective patient–provider communication is a cornerstone of patient-centered care. Patient portals provide an effective method for secure communication between patients or their proxies and their health care providers. With greater acceptability of patient portals in private practices, patients have a unique opportunity to manage their health care needs. However, studies have shown that less than 50% of patients reported accessing the electronic health record (EHR) in a 12-month period. We used HINTS 5 cycle 1 and cycle 2 to assess disparities among US residents 18 and older with any chronic condition regarding the use of EHR for secure direct messaging …
The Incubation Effect Among Students Playing An Educational Game For Physics, May Marie P. Talandron-Felipe, Ma. Mercedes T. Rodrigo
The Incubation Effect Among Students Playing An Educational Game For Physics, May Marie P. Talandron-Felipe, Ma. Mercedes T. Rodrigo
Department of Information Systems & Computer Science Faculty Publications
The incubation effect (IE) is a problem-solving phenomenon composed of three phases: pre-incubation where one fails to solve a problem; incubation, a momentary break where time is spent away from the unsolved problem; and post-incubation where the unsolved problem is revisited and solved. Literature on IE was limited to experiments involving traditional classroom activities. This initial investigation showed evidence of IE instances in a computer-based learning environment. This paper consolidates the studies on IE among students playing an educational game called Physics Playground and presents further analysis to examine the incidence of post-incubation or the revisit to a previously unsolved …
Development And Validation Of A Scale To Measure Songwriting Self-Efficacy (Sses) With Secondary Music Students, Patrick K. Cooper
Development And Validation Of A Scale To Measure Songwriting Self-Efficacy (Sses) With Secondary Music Students, Patrick K. Cooper
USF Tampa Graduate Theses and Dissertations
Social cognitive theory was developed to explain how individuals learn, in part, by witnessing the behavior of others. Self-efficacy is a construct within social cognitive theory which indicates the beliefs that an individual can be successful at a task under specific situational demands. The sources of self-efficacy include self-evaluating past experiences to predict future success, comparing our abilities to those around us, the verbal and social feedback we get from others, and the physiological feelings we experience when engaged in or thinking about the task. Measures of self-efficacy have been shown to be accurate predictors of successful learning outcomes, achievement, …
Rowing Concerns: Collaborative Governance And Stakeholder Determination In The Central Oregon's Deschutes Basin, Noel Vineyard
Rowing Concerns: Collaborative Governance And Stakeholder Determination In The Central Oregon's Deschutes Basin, Noel Vineyard
Dissertations and Theses
In 2019, a coalition of irrigation districts in central Oregon's Deschutes Basin submitted the Deschutes Basin Habitat Conservation Plan to the US Department of Fish and Wildlife. This Habitat Conservation Plan purported to have been constructed through a collaborative governance structure between the irrigation districts and various community stakeholders who all had interests in basin management, however segments of the Basin's river recreation community began to raise concerns that their voices were not included. The purpose of this research was to investigate how stakeholder status in the Deschutes Basin is created through collaborative water governance processes like development of the …
An Analysis Of The Presence Of Dialogic Communication Features On Indiana Environmental Organizations' Websites, Jessica Moon
An Analysis Of The Presence Of Dialogic Communication Features On Indiana Environmental Organizations' Websites, Jessica Moon
LSU Master's Theses
Dialogic communication is a two-way form of communication that allows entities such as organizations and their publics to share their viewpoints and contribute to decision-making processes openly and equally. The Five Dialogic Principles of Public Relations (ease of use of the interface, usefulness of information, conservation of visitors, generation of return visits, and dialogic loop) is a framework that has been used to examine this form of communication online. Research has shown that organizations’ websites have a generally low presence of features related to the Five Dialogic Principles. The goal of the present study was to determine the …
Eye-Tracking Study: Systematic Effects Of Task Instructions On Selective Attention And Inductive Learning, Kumiko Nakajima, Olivia Dickinson, Michael E. Roberts Phd
Eye-Tracking Study: Systematic Effects Of Task Instructions On Selective Attention And Inductive Learning, Kumiko Nakajima, Olivia Dickinson, Michael E. Roberts Phd
Annual Student Research Poster Session
Participants studied paintings with respective task instructions and were subsequently tested on identification performance for trained paintings as well as new paintings by the same artists. Eye tracking analyses indicate that each task instruction led to distinctive fixation patterns for the paintings, which may influence inductive learning performance. Generally, participants given the alternative pattern of the instructions performed significantly better than those who received the successive pattern of instructions both in trained and new paintings.
College Of Natural Sciences Newsletter, July 2021, College Of Natural Sciences
College Of Natural Sciences Newsletter, July 2021, College Of Natural Sciences
College of Natural Sciences Newsletters and Reports
Volume 2, Issue 7.
Page 1 Dean's Message
Page 2 Celebrating Three Years
Page 3 Summer School Travel
Page 4 Media Coverage of CNS
Page 5 Chemistry Teachers Visit
Page 5 Remembering Dr. Warren Hein
Page 6 Research Spotlights: Undergraduate Summer Experiences
Page 7 Open PRAIRIE Data; Grants Awarded in CNS
Nutrient Sources, Loads And Trends Vary Spatially And Temporally Within The Poteau River Watershed And Lake Wister, Oklahoma, Abbie Lasater
Nutrient Sources, Loads And Trends Vary Spatially And Temporally Within The Poteau River Watershed And Lake Wister, Oklahoma, Abbie Lasater
Graduate Theses and Dissertations
Excess inputs of nutrients and sediments jeopardize drinking water sources, aquatic life habitats, and aesthetic quality of freshwater resources for recreation. The purpose of this dissertation was to analyze long-term water quality trends and loads in the Upper Poteau River Watershed (UPRW) and the Lake Wister Watershed (LWW), and analyze internal phosphorus (P) loads in Lake Wister, Oklahoma. Additionally, this dissertation sought to review the literature for methods of prioritizing subwatersheds for watershed management using watershed models, implement a cost efficient method to remotely monitor streamflow and estimate constituent loads in small-scale watersheds, and finally, to validate the Soil Water …
Assimilation Of Seasonal Moisture Variability In North America And Asia For The Last Millennium, Chang Liu
Assimilation Of Seasonal Moisture Variability In North America And Asia For The Last Millennium, Chang Liu
Graduate Theses and Dissertations
The seasonal tree-ring chronologies that recorded discrete moisture signal for warm and cool season have been used to reconstruct the North America Seasonal Precipitation Atlas (NASPA) by the point-by-point regression method, and the results indicated that they can fairly reproduce the seasonal precipitation variability in the past. Compared with reconstructions using only paleoclimate proxy data, the paleoclimate data assimilation (PDA) considers both proxy data and climate model output, so the PDA reconstructions are consistent with both the climate signals reflected by the proxy data and the physical mechanisms represented by climate models. Based on the tree rings with discrete seasonal …
Assessing Impacts Of Winter-Hay Feeding On Soil And Forage Nutrient Dynamics In A Rotationally-Grazed Pasture System In Arkansas, Lawrence Gordon Berry Iv
Assessing Impacts Of Winter-Hay Feeding On Soil And Forage Nutrient Dynamics In A Rotationally-Grazed Pasture System In Arkansas, Lawrence Gordon Berry Iv
Graduate Theses and Dissertations
More than 38 % of United States’ rural land area was used for grazing (i.e., pastureland or rangeland) ruminant animals in 2017, constituting the largest private land use group. The expansive nature of these lands means that grazing and pasture management decisions have potential to impact water quality as well as profit margins. As a result, beef producers are under increased pressure from economic and environmental standpoints to limit application of nutrients beyond those required to grow the forage needed for animal consumption. At the same time, a large amount of nutrients is recycled back to pasture systems directly from …
Understanding And Contextualizing Foraging Among Recreational Opportunities In The North Central United States, Iris I. Mcfarlin
Understanding And Contextualizing Foraging Among Recreational Opportunities In The North Central United States, Iris I. Mcfarlin
School of Natural Resources: Dissertations, Theses, and Student Research
Over the past few decades, there has been a resurgence in popularity and recognition of foraging for wild products and foods. Despite the cultural importance and ubiquity of foraging, there have been relatively few scientific investigations (as compared to other consumptive outdoor activities such as hunting and fishing) of the social factors influencing foraging behavior, landscape preferences, and the types of materials foraged in the United States. As such, there is a fundamental need to understand more about the practice and about those who participate. We conducted two surveys to gather information on foragers’ motivations and demographic characteristics and to …
An Assessment Of Swine Industry In The Philippines, Christian Paul L. Fang, Cenon D. Elca
An Assessment Of Swine Industry In The Philippines, Christian Paul L. Fang, Cenon D. Elca
Journal of Economics, Management and Agricultural Development
This paper assessed the performance of swine industry in the Philippines by synthesizing secondary data from 1990 to 2020. Inefficiencies in major swine value chain segments were identified. The factors affecting swine production and pork consumption were determined using multiple regression analysis. The bottlenecks found along the chain are yellow corn supply deficit, fragmented structures of yellow corn and backyard farms, high disease susceptibility of backyard farms, and compromised meat quality produced from private slaughterhouses. The own price, inventory, and slaughtered animals have significant direct effects on swine production. The retail price of pork and income have significant direct influences …
Archipelago On Lockdown: An Assessment Of The Effects Of The Covid-19 Pandemic On Philippines’ Micro, Small, And Medium Enterprises (Msmes) Across The Food Value Chain, Remund Jordan D. Labios, Dinah Pura T. Depositario, Nohreen Ethel P. Manipol, Renen Szillardo C. De Guzman, Dia Noelle F. Velasco
Archipelago On Lockdown: An Assessment Of The Effects Of The Covid-19 Pandemic On Philippines’ Micro, Small, And Medium Enterprises (Msmes) Across The Food Value Chain, Remund Jordan D. Labios, Dinah Pura T. Depositario, Nohreen Ethel P. Manipol, Renen Szillardo C. De Guzman, Dia Noelle F. Velasco
Journal of Economics, Management and Agricultural Development
The paper examined the effects of COVID-19 pandemic on the Philippines’ MSMEs across the food value chain and the strategies that food-based MSMEs employed to cope with disruptions. A food value chain framework was used to
analyze the food-based MSMEs, focusing on the input and service provision, production/farming, processing, transport and storage, retailing, and consumption. Results revealed the following: (1) different quarantine protocols across provincial and local boundaries contributed to the complexity of transporting inputs and products; (2) limited mobility of manpower contributed to the challenges of continuing business operations; (3) there was an observed increase in new financing programs …
Economic Implications Of Disasters On Cooperative Sector In Calabarzon, Philippines, Ceptryl S. Mina, Liezel S. Cruz
Economic Implications Of Disasters On Cooperative Sector In Calabarzon, Philippines, Ceptryl S. Mina, Liezel S. Cruz
Journal of Economics, Management and Agricultural Development
Cooperatives serve as an important tool for improving the living conditions of members and their community. However, like any other business enterprise, cooperatives are also exposed to disasters that may affect their
operations. This study analyzed the economic effects of disasters on cooperatives in CALABARZON, Philippines. Results of the Pearson’s chi-square test showed that cooperatives are exposed to various types of natural, biological, and humaninduced disasters. It was found out that disasters lead to increased operational costs and reduced net surplus. Using emergency-use-only cell phones and generators, changing production patterns, limiting high risk-customers, buying insurance, and establishing online and offline …
Experiences And Coping Strategies During The Covid-19 Pandemic Among Fishers And Farmers In The Island Province Of Guimaras, Philippines, Gay Margarett A. Gange, Louie Marie T. Eluriaga, Alice Joan G. Ferrer
Experiences And Coping Strategies During The Covid-19 Pandemic Among Fishers And Farmers In The Island Province Of Guimaras, Philippines, Gay Margarett A. Gange, Louie Marie T. Eluriaga, Alice Joan G. Ferrer
Journal of Economics, Management and Agricultural Development
This study describes the experiences and coping strategies related with the COVID-19 threat and the community quarantine policy by the fishers and farmers in the island province of Guimaras. Both food producers faced marketrelated problems such as low demand, low prices of catch and produce, and logistical problems. While the in-kind support (e.g., food provisions) received and adaptive measures (e.g., continued with fishing or adjusted harvest schedule; use of social media or delivery services in marketing) allowed them to get by during the pandemic, there is a need to develop more resilient farming and fishing households. Short-term support can be …
Quantifying The Representation Of Plant Communities In The Protected Areas Of The U.S.: An Analysis Based On The U.S. National Vegetation Classification Groups, Alexa Mckerrow, Anne Davidson, Matthew Rubino, Don Faber-Langendoen, Daryn Dockter
Quantifying The Representation Of Plant Communities In The Protected Areas Of The U.S.: An Analysis Based On The U.S. National Vegetation Classification Groups, Alexa Mckerrow, Anne Davidson, Matthew Rubino, Don Faber-Langendoen, Daryn Dockter
Public Policy and Administration Faculty Publications and Presentations
Plant communities represent the integration of ecological and biological processes and they serve as an important component for the protection of biological diversity. To measure progress towards protection of ecosystems in the United States for various stated conservation targets we need datasets at the appropriate thematic, spatial, and temporal resolution. The recent release of the LANDFIRE Existing Vegetation Data Products (2016 Remap) with a legend based on U.S. National Vegetation Classification allowed us to assess the conservation status of plant communities of the U.S. The map legend is based on the Group level of the USNVC, which characterizes the regional …
Towards Understanding The Temporal Accuracy Of Openstreetmap: A Quantitative Experiment, Levente Juhasz
Towards Understanding The Temporal Accuracy Of Openstreetmap: A Quantitative Experiment, Levente Juhasz
GIS Center
No abstract provided.
So How To Make Group Decisions? Arrow's Impossibility Theorem 70 Years After, Hung T. Nguyen, Olga Kosheleva, Vladik Kreinovich
So How To Make Group Decisions? Arrow's Impossibility Theorem 70 Years After, Hung T. Nguyen, Olga Kosheleva, Vladik Kreinovich
Departmental Technical Reports (CS)
In 1951, Kenneth Arrow proved that it is not possible to have a group decision making procedure that satisfies reasonable requirements like fairness. From the theoretical viewpoint, this is a great result -- well-deserving the Nobel Prize that was awarded to Professor Arrow. However, from the practical viewpoint, the question remains -- so how should we make group decisions? A usual way to solve this problem is to provide some reasonable heuristic ideas, but the problem is that different seemingly reasonable idea often lead to different group decision -- this is known, e.g., for different voting schemes. In this paper, …