UNT Libraries - 89 Matching Results

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open access

Testing a model of the relationships among organizational performance, IT-business alignment and IT governance.

Description: Information Technology (IT) is often viewed as a resource that is capable of enhancing organizational performance. However, it is difficult for organizations to measure the actual contribution of IT investments. Despite an abundance of literature, there is an insufficiency of generally applicable frameworks and instruments to help organizations definitively assess the relationship among organizational performance, IT-business alignment, and IT governance. Previous studies have emphasized IT-bus… more
Date: December 2003
Creator: Sanchez Ortiz, Aurora
Item Type: Refine your search to only Thesis or Dissertation
open access

Knowledge synthesis in the biomedical literature: Nordihydroguaiaretic acid and breast cancer.

Description: This dissertation refines knowledge synthesis from publicly accessible databases, based on the model of D.R. Swanson. Knowledge synthesis endeavors bring together two or more non-interactive literatures to create combinatorial research data on a specific topic. In this endeavor the biomedical literature was searched on the anti-neoplastic agent nordihydroguaiaretic acid (NDGA) for its potential role as a functional food in the chemoprevention of breast cancer. Bibliometric cocitation was utiliz… more
Date: December 2003
Creator: Sneed, Wanda A.
Item Type: Refine your search to only Thesis or Dissertation
open access

Children's Color Association for Digital Image Retrieval.

Description: In the field of information sciences, attention has been focused on developing mature information retrieval systems that abstract information automatically from the contents of information resources, such as books, images and films. As a subset of information retrieval research, content-based image retrieval systems automatically abstract elementary information from images in terms of colors, shapes, and texture. Color is the most commonly used in similarity measurement for content-based image … more
Date: August 2003
Creator: Chang, Yun-Ke
Item Type: Refine your search to only Thesis or Dissertation
open access

Accessing Information on the World Wide Web: Predicting Usage Based on Involvement

Description: Advice for Web designers often includes an admonition to use short, scannable, bullet-pointed text, reflecting the common belief that browsing the Web most often involves scanning rather than reading. Literature from several disciplines focuses on the myriad combinations of factors related to online reading but studies of the users' interests and motivations appear to offer a more promising avenue for understanding how users utilize information on Web pages. This study utilized the modified Per… more
Date: May 2003
Creator: Langford, James David
Item Type: Refine your search to only Thesis or Dissertation
open access

Perceived value of journals for academic prestige, general reading and classroom use: A study of journals in educational and instructional technology.

Description: Conducting research, evaluating research, and publishing scholarly works all play an extremely prominent role for university faculty members. Tenure and promotion decisions are greatly influenced by the perceived value of publications as viewed by members of faculty evaluation committees. Faculty members seeking tenure may be limited to publishing in a limited group of journals perceived to be valuable by members of an academic committee. This study attempted to determine the value of various k… more
Date: May 2003
Creator: Bray, Kaye Evitt
Item Type: Refine your search to only Thesis or Dissertation
open access

A multi-dimensional entropy model of jazz improvisation for music information retrieval.

Description: Jazz improvisation provides a case context for examining information in music; entropy provides a means for representing music for retrieval. Entropy measures are shown to distinguish between different improvisations on the same theme, thus demonstrating their potential for representing jazz information for analysis and retrieval. The calculated entropy measures are calibrated against human representation by means of a case study of an advanced jazz improvisation course, in which synonyms for "… more
Date: December 2005
Creator: Simon, Scott J.
Item Type: Refine your search to only Thesis or Dissertation
open access

Knowledge management in times of change: Tacit and explicit knowledge transfers.

Description: This study proposed a look at the importance and challenges of knowledge management in times of great change. In order to understand the information phenomena of interest, impacts on knowledge workers and knowledge documents in times of great organizational change, the study is positioned in a major consolidation of state agencies in Texas. It pays special attention to how the changes were perceived by the knowledge workers by interviewing those that were impacted by the changes resulting fro… more
Date: December 2005
Creator: Hall, Heather Leigh
Item Type: Refine your search to only Thesis or Dissertation

Terrorism as a social information entity: A model for early intervention.

Description: This dissertation studies different social aspects of terrorists and terrorist organizations in an effort to better deal with terrorism, especially in the long run. The researcher, who also worked as a Police Captain at Turkish National Police Anti-Terrorism Department, seeks solutions to today's global problem by studying both literature and a Delphi examination of a survey of 1070 imprisoned terrorists. The research questions include questions such as "What are the reasons behind terrorism?",… more
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Date: August 2005
Creator: Yayla, Ahmet
Item Type: Refine your search to only Thesis or Dissertation
open access

Global response to cyberterrorism and cybercrime: A matrix for international cooperation and vulnerability assessment.

Description: Cyberterrorism and cybercrime present new challenges for law enforcement and policy makers. Due to its transnational nature, a real and sound response to such a threat requires international cooperation involving participation of all concerned parties in the international community. However, vulnerability emerges from increased reliance on technology, lack of legal measures, and lack of cooperation at the national and international level represents real obstacle toward effective response to the… more
Date: August 2005
Creator: Ozeren, Suleyman
Item Type: Refine your search to only Thesis or Dissertation
open access

A Complex Systems Model for Understanding the Causes of Corruption: Case Study - Turkey

Description: It is attempted with this dissertation to draw an explanatory interdisciplinary framework to clarify the causes of systemic corruption. Following an intense review of political sciences, economics, and sociology literatures on the issue, a complex systems theoretical model is constructed. A political system consists of five main components: Society, interest aggregators, legislative, executive and private sector, and the human actors in these domains. It is hypothesized that when the legitimacy… more
Date: August 2005
Creator: Yasar, Muhammet Murat
Item Type: Refine your search to only Thesis or Dissertation
open access

Makeshift Information Constructions: Information Flow and Undercover Police

Description: This dissertation presents the social virtual interface (SVI) model, which was born out of a need to develop a viable model of the complex interactions, information flow and information seeking behaviors among undercover officers. The SVI model was created from a combination of various philosophies and models in the literature of information seeking, communication and philosophy. The questions this research paper answers are as follows: 1. Can we make use of models and concepts familiar to o… more
Date: August 2005
Creator: Aksakal, Baris
Item Type: Refine your search to only Thesis or Dissertation
open access

The Impact of Predisposition Towards Group Work on Intention to Use a CSCW System

Description: Groupware packages are increasingly being used to support content delivery, class discussion, student to student and student to faculty interactions and group work on projects. This research focused on groupware packages that are used to support students who are located in different places, but who are assigned group projects as part of their coursework requirements. In many cases, students are being asked to use unfamiliar technologies that are very different from those that support personal… more
Date: May 2005
Creator: Reyna, Josephine
Item Type: Refine your search to only Thesis or Dissertation
open access

Discovering a Descriptive Taxonomy of Attributes of Exemplary School Library Websites

Description: This descriptive study examines effective online school library practice. A Delphi panel selected a sample of 10 exemplary sites and helped to create two research tools--taxonomies designed to analyze the features and characteristics of school library Websites. Using the expert-identified sites as a sample, a content analysis was conducted to systematically identify site features and characteristics. Anne Clyde's longitudinal content analysis of school library Websites was used as a baseline to… more
Date: August 2007
Creator: Valenza, Joyce Kasman
Item Type: Refine your search to only Thesis or Dissertation
open access

Reading selection as information seeking behavior: A case study with adolescent girls.

Description: The aim of this research, Reading Selection as Information Seeking Behavior: A Case Study with Adolescent Girls, was to explore how the experience of reading fiction affects adolescent girls aged 13 through 15, and how that experience changes based upon four activities: journaling, blogging, a personal interview, and a focus group session. Each participant reflects upon works of her own choosing that she had recently read. The data is evaluated using content analysis with the goal of developing… more
Date: August 2007
Creator: Reynolds, Stephanie D.
Item Type: Refine your search to only Thesis or Dissertation
open access

A Conceptual Map for Understanding the Terrorist Recruitment Process: Observation and Analysis of Turkish Hezbollah Terrorist Organizations.

Description: Terrorism is a historical problem; however, it becomes one of the biggest problems in 21st century. September 11 and the following Madrid, Istanbul and London attacks showed that it is the most significant problem threatening world peace and security. Governments have started to deal with terrorism by improving security measurements and making new investments to stop terrorism. Most of the governments' and scholars' focus is on immediate threats and causes of terrorism, instead of looking at lo… more
Date: August 2007
Creator: Teymur, Samih
Item Type: Refine your search to only Thesis or Dissertation
open access

Modeling the role of blogging in librarianship

Description: This phenomenological study examines the motivations and experiences of librarians who author professionally-focused Weblogs. I constructed a model of librarianship based on Wilson and Buckland. The results show a close fit between librarian bloggers and the ideals of the field as expressed by two primary library and information science philosophers. A Web survey generated 239 responses to demographic and open-ended questions. Using the results of the survey, I analyzed demographic data and per… more
Date: August 2007
Creator: Stephens, Michael
Item Type: Refine your search to only Thesis or Dissertation

Implications of the inclusion of document retrieval systems as actors in a social network.

Description: Traditionally, social network analysis (SNA) techniques enable the examination of relationships and the flow of information within networks of human members or groups of humans. This study extended traditional social network analysis to include a nonhuman group member, specifically a document retrieval system. The importance of document retrieval systems as information sources, the changes in business environments that necessitates the use of information and communication technologies, and the … more
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Date: December 2005
Creator: Macpherson, Janet Robertson
Item Type: Refine your search to only Thesis or Dissertation
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