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open access

Citation Accuracy in the Journal Literature of Four Disciplines : Chemistry, Psychology, Library Science, and English and American Literature

Description: The primary purpose of this study was to determine if there is a relationship between the bibliographic citation practices of the members of a discipline and the emphasis placed on citation accuracy and purposes in the graduate instruction of the discipline.
Date: May 1992
Creator: Sassen, Catherine J. (Catherine Jean)
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
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
Partner: UNT Libraries
open access

Improving Recall of Browsing Sets in Image Retrieval from a Semiotics Perspective

Description: The purpose of dissertation is to utilize connotative messages for enhancing image retrieval and browsing. By adopting semiotics as a theoretical tool, this study explores problems of image retrieval and proposes an image retrieval model. The semiotics approach conceptually demonstrates that: 1) a fundamental reason for the dissonance between retrieved images and user needs is representation of connotative messages, and 2) the image retrieval model which makes use of denotative index terms is a… more
Date: May 2006
Creator: Yoon, JungWon
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries

The Validity of Health Claims on the World Wide Web: A Case Study of the Herbal Remedy Opuntia

Description: The World Wide Web has become a significant source of medical information for the public, but there is concern that much of the information is inaccurate, misleading, and unsupported by scientific evidence. This study analyzes the validity of health claims on the World Wide Web for the herbal Opuntia using an evidence-based approach, and supports the observation that individuals must critically assess health information in this relatively new medium of communication. A systematic search by mea… more
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Date: May 2000
Creator: Veronin, Michael A.
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

University Students and the Internet: Information Seeking Study

Description: This study explored university students' information needs and seeking behaviors on the Internet. A Web-based survey was administrated one time. Two hundred responses were received from the target sample within the two weeks period of the study. Data were analyzed with descriptive statistics, factor analysis, and graphical representation. The study explored various issues related to the usability, preferences, and activities of the Internet, such as searching tools, e-mail, search engines, … more
Date: May 2001
Creator: Shamo, Esmaeel
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries

Measuring the accuracy of four attributes of sound for conveying changes in a large data set.

Description: Human auditory perception is suited to receiving and interpreting information from the environment but this knowledge has not been used extensively in designing computer-based information exploration tools. It is not known which aspects of sound are useful for accurately conveying information in an auditory display. An auditory display was created using PD, a graphical programming language used primarily to manipulate digital sound. The interface for the auditory display was a blank window. Whe… more
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Date: May 2003
Creator: Holmes, Jason
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

A Theory for the Measurement of Internet Information Retrieval

Description: The purpose of this study was to develop and evaluate a measurement model for Internet information retrieval strategy performance evaluation whose theoretical basis is a modification of the classical measurement model embodied in the Cranfield studies and their progeny. Though not the first, the Cranfield studies were the most influential of the early evaluation experiments. The general problem with this model was and continues to be the subjectivity of the concept of relevance. In cyberspace, … more
Date: May 1999
Creator: MacCall, Steven Leonard
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries

An Evaluation of the Effect of Learning Styles and Computer Competency on Students' Satisfaction on Web-Based Distance Learning Environments

Description: This study investigates the correlation between students' learning styles, computer competency and student satisfaction in Web-based distance learning. Three hundred and one graduate students participated in the current study during the Summer and Fall semesters of 2002 at the University of North Texas. Participants took the courses 100% online and came to the campus only once for software training. Computer competency and student satisfaction were measured using the Computer Skill and Use Asse… more
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Date: August 2003
Creator: Du, Yunfei
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

The Effectiveness of Using Lego Mindstorms Robotics Activities to Influence Self-regulated Learning in a University Introductory Computer Programming Course.

Description: The research described in this dissertation examines the possible link between self-regulated learning and LEGO Mindstorms robotics activities in teaching concepts in an introductory university computer programming course. The areas of student motivation, learning strategies, and mastery of course objectives are investigated. In all three cases analysis failed to reveal any statistically significant differences between the traditional control group and the experimental LEGO Mindstorms group as … more
Date: May 2008
Creator: McWhorter, William Isaac
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

Diagnosing Learner Deficiencies in Algorithmic Reasoning

Description: It is hypothesized that useful diagnostic information can reside in the wrong answers of multiple-choice tests, and that properly designed distractors can yield indications of misinformation and missing information in algorithmic reasoning on the part of the test taker. In addition to summarizing the literature regarding diagnostic research as opposed to scoring research, this study proposes a methodology for analyzing test results and compares the findings with those from the research of Bire… more
Date: May 1995
Creator: Hubbard, George U.
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

Perceived attributes of diffusion of innovation theory as predictors of Internet adoption among faculty members of Imam Mohammed Bin Saud University.

Description: The Internet is the most common communication and research tool worldwide. Perusal of the World Wide Web quickly reveals the variety of information available. Internet adoption can be considered the late 20th century's most important event. In academic environments today, Internet use among faculty members has been widely expanded, with professors now integrating Internet technology into classroom activities. Imam Muhammad Bin Saud Islamic University (IMSU) is a pioneering public university in … more
Date: May 2007
Creator: Almobarraz, Abdullah
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

An Experimental Study of Teachers' Verbal and Nonverbal Immediacy, Student Motivation, and Cognitive Learning in Video Instruction

Description: This study used an experimental design and a direct test of recall to provide data about teacher immediacy and student cognitive learning. Four hypotheses and a research question addressed two research problems: first, how verbal and nonverbal immediacy function together and/or separately to enhance learning; and second, how immediacy affects cognitive learning in relation to student motivation. These questions were examined in the context of video instruction to provide insight into distance l… more
Date: May 2000
Creator: Witt, Paul L.
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

Factors Influencing Older Adults' Patterns of Information Acquisition

Description: A group of 101 older adults (sixty-five years of age and over) who lived independently in three retirement apartment residences in Denton, Texas, were asked about their patterns of reading, television viewing, and radio listening habits for two periods in their lives: (1) at age forty to fifty-five and (2) at the present. Respondents were asked about their use of external information sources (public library, grocery store, newsstand, etc.) and their use of proximate information sources (radio, … more
Date: May 1989
Creator: Barnett, Mary Jane, 1952-
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

Smoothing the information seeking path: Removing representational obstacles in the middle-school digital library.

Description: Middle school student's interaction within a digital library is explored. Issues of interface features used, obstacles encountered, search strategies and search techniques used, and representation obstacles are examined. A mechanism for evaluating user's descriptors is tested and effects of augmenting the system's resource descriptions with these descriptors on retrieval is explored. Transaction log data analysis (TLA) was used, with external corroborating achievement data provided by teachers.… more
Date: May 2002
Creator: Abbas, June M.
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries

Wayfinding tools in public library buildings: A multiple case study.

Description: Wayfinding is the process of using one or more tools to move from one location to another in order to accomplish a task or to achieve a goal. This qualitative study explores the process of wayfinding as it applies to locating information in a public library. A group of volunteers were asked to find a selection of items in three types of libraries-traditional, contemporary, and modern. The retrieval process was timed and the reactions of the volunteers were recorded, documented, and analyzed. Th… more
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Date: May 2004
Creator: Beecher, Ann B.
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

Respect for human rights and the rise of democratic policing in Turkey: Adoption and diffusion of the European Union acquis in the Turkish National Police.

Description: This study is an exploration of the European Union acquis adoption in the Turkish National Police. The research employed the Diffusion of Innovations, Democratic Policing, and historical background check theoretical frameworks to study the decision-making of the TNP regarding reforms after 2003 as a qualitative case study which triangulated the methodology with less-dominant survey and several other analyzing methods. The data were collected from several sources including semi-structured interv… more
Date: August 2007
Creator: Lofca, Izzet
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
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