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Full-Text Articles in Physical Sciences and Mathematics

Zero Textbook Cost Syllabus For Cis 2200h (Introduction To Information Systems And Technologies), Curtis Izen Aug 2018

Zero Textbook Cost Syllabus For Cis 2200h (Introduction To Information Systems And Technologies), Curtis Izen

Open Educational Resources

This course introduces students to information systems in business. Due to the rapid developments in Information Technology (IT) and the dramatic changes brought by these new technologies in the way companies operate, compete and do business, familiarity with information systems has become indispensable for the leaders of today and tomorrow's organizations.


Feature Detection In Medical Images Using Deep Learning, Anthony Pasquarelli Apr 2018

Feature Detection In Medical Images Using Deep Learning, Anthony Pasquarelli

Honors Projects in Information Systems and Analytics

This project explores the use of deep learning to predict age based on pediatric hand X-Rays. Data from the Radiological Society of North America’s pediatric bone age challenge were used to train and evaluate a convolutional neural network. The project used InceptionV3, a CNN developed by Google, that was pre-trained on ImageNet, a popular online image dataset. Our fine-tuned version of InceptionV3 yielded an average error of less than 10 months between predicted and actual age. This project shows the effectiveness of deep learning in analyzing medical images and the potential for even greater improvements in the future. In addition …


Exploring Welfare Recipients' Self-Sufficiency Barriers Through Information Management Systems In Tennessee, Valenta Eunice Nichols Jan 2018

Exploring Welfare Recipients' Self-Sufficiency Barriers Through Information Management Systems In Tennessee, Valenta Eunice Nichols

Walden Dissertations and Doctoral Studies

Families living on welfare in low-income impoverished neighborhoods encounter multiple barriers that need mitigating before seeking work to reach self-sufficiency. Many welfare recipients' self-sufficiency barriers are unnoticeable to caseworkers due to lack of data sharing to assess clients' needs through information technology processes. The purpose of this exploratory descriptive phenomenological qualitative study was to understand welfare recipients' viewpoints on socioeconomic barriers to living self-sufficiently and gain perspectives from human services caseworkers and technical resources on data sharing issues that impact recipients' ability to live independently from government assistance. Data collection and observational field notes resulted from in-depth interviews of 11 …


Public Health Providers' Perceptions Of Electronic Health Records In A Disaster, Sherhonda Yvette Harper Jan 2018

Public Health Providers' Perceptions Of Electronic Health Records In A Disaster, Sherhonda Yvette Harper

Walden Dissertations and Doctoral Studies

The introduction of federal initiatives and incentives regarding health information technology fostered a movement towards the adoption of electronic health records (EHR). Implementation of EHRs sparked discussions among healthcare providers, patients, and others about the benefits or challenges of the move from the traditional paper method to the electronic version in healthcare settings. A knowledge gap in research involving the usefulness of EHRs and their impact to the delivery of care in other settings exists. The purpose of this qualitative study was to explore public health providers' perceptions of the meaningful use of EHRs in a disaster setting. Study participants …


Exploring Management Practices Of The Health Care System For Contractors, Gary L. Williams Jan 2018

Exploring Management Practices Of The Health Care System For Contractors, Gary L. Williams

Walden Dissertations and Doctoral Studies

Researchers have found that military members serving in war experienced changes in physical and mental health. Military members' healthcare is managed by the Department of Defense. The problem was that management practices of the system for providing long-term healthcare for employees of a contracting company working in foreign combat zones is either minimal or nonexistent. The purpose of this case study was to explore ways that contractor managers and government managers can work together to provide healthcare for those contract employees who will be deployed with the U.S. military. The primary research question was to determine what managers of contractors …


Strategies For E-Commerce Adoption In A Travel Agency, Anita Smith Jan 2018

Strategies For E-Commerce Adoption In A Travel Agency, Anita Smith

Walden Dissertations and Doctoral Studies

In 2016, online travel sales increased 8%, resulting in profits increasing to over 565 billion U.S. dollars. Traditional travel agencies in brick-and-mortar storefronts are facing challenges related to competing with online travel agencies (OTAs), attracting new customers, and retaining existing customers. The purpose of this qualitative case study was to explore the e-commerce processes, business models, and strategies that leaders of traditional travel agencies use to compete with OTAs. The study sample consisted of 8 travel professionals from 3 small travel agencies located in the mid-Atlantic region of the United States. The conceptual framework for this study was Rogers's diffusion …