UNT Theses and Dissertations - 12 Matching Results

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open access

A Comparative Analysis of Style of User Interface Look and Feel in a Synchronous Computer Supported Cooperative Work Environment

Description: The purpose of this study is to determine whether the style of a user interface (i.e., its look and feel) has an effect on the usability of a synchronous computer supported cooperative work (CSCW) environment for delivering Internet-based collaborative content. The problem motivating this study is that people who are located in different places need to be able to communicate with one another. One way to do this is by using complex computer tools that allow users to share information, document… more
Date: May 2005
Creator: Livingston, Alan
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
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
Partner: UNT Libraries
open access

Perceived features and similarity of images: An investigation into their relationships and a test of Tversky's contrast model.

Description: The creation, storage, manipulation, and transmission of images have become less costly and more efficient. Consequently, the numbers of images and their users are growing rapidly. This poses challenges to those who organize and provide access to them. One of these challenges is similarity matching. Most current content-based image retrieval (CBIR) systems which can extract only low-level visual features such as color, shape, and texture, use similarity measures based on geometric models of sim… more
Date: May 2005
Creator: Rorissa, Abebe
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

Privacy Concerns and Personality Traits Influencing Online Behavior: A Structural Model

Description: The concept of privacy has proven difficult to analyze because of its subjective nature and susceptibility to psychological and contextual influences. This study challenges the concept of privacy as a valid construct for addressing individuals' concerns regarding online disclosure of personal information, based on the premise that underlying behavioral traits offer a more reliable and temporally stable measure of privacy-oriented behavior than do snapshots of environmentally induced emotional s… more
Date: May 2005
Creator: Grams, Brian C.
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

Quality Management in Museum Information Systems: A Case Study of ISO 9001-2000 as an Evaluative Technique

Description: Museums are service-oriented information systems that provide access to information bearing materials contained in the museum's collections. Within museum environments, the primary vehicle for quality assurance and public accountability is the accreditation process of the American Association of Museums (AAM). Norbert Wiener founded the field of cybernetics, employing concepts of information feedback as a mechanism for system modification and control. W. Edwards Deming applied Wiener's principl… more
Date: May 2005
Creator: Karr, Fred H.
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
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
Partner: UNT Libraries
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
Partner: UNT Libraries
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
Partner: UNT Libraries

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
Partner: UNT Libraries

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
Partner: UNT Libraries
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
Partner: UNT Libraries
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
Partner: UNT Libraries
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