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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Interactive Web-based Visualization Tool to Support Inquiry-based Science Learning

Johansson, Emil January 2010 (has links)
<p>This thesis introduces the idea of an interactive web-based visualization tool to support inquiry-based science learning. The problem that occurs when the teachers and students are discussing the collected data is that they are lacking a tool to display such large quantities of data. It is often hard to fully understand such data. This education tool makes use of different visualization approaches in order to support students while getting insights from their collected data. In this thesis I proposed and implemented an interactive web-based visualization tool that was used at a prototype level during the educational activities. The requirements and user needs led the development of this prototype. Requirement elicitations have been done as a part of the research project conducted by CeLeKT.</p><p> </p><p>For the development of this tool, it was necessary for the input of the teachers and students in order to get an understanding of the requirements. The initial inquiry of the teachers and students show the necessity and usefulness of an interactive web-based visualization tool to support learning practices.</p>
2

Vybrané nástroje projektového managementu - analýza a praktická aplikace / Project management tools – analysis and application into practice

Pomahač, Lukáš January 2011 (has links)
The main goal of the theses is the analysis and selection of open-source, web-based project management tools for support of project management. The theoretical chapter focuses on basic project management definitions and functions. The methodological chapter briefly describes multi-criteria decision-making and other methods used in the practical section. The practical chapter includes a short summary of the IQUAP Czech Republic, Ltd. Company, then research on available project management tools, two round multi-criteria evaluation of the selected tools, selection and pilot testing of the final tool TeamLab, evaluation of the pilot testing by using questionnaires. The main benefit of the theses is the analysis and evaluation of the project management tools in relation to the utilization within practice.
3

Interactive Web-based Visualization Tool to Support Inquiry-based Science Learning

Johansson, Emil January 2010 (has links)
This thesis introduces the idea of an interactive web-based visualization tool to support inquiry-based science learning. The problem that occurs when the teachers and students are discussing the collected data is that they are lacking a tool to display such large quantities of data. It is often hard to fully understand such data. This education tool makes use of different visualization approaches in order to support students while getting insights from their collected data. In this thesis I proposed and implemented an interactive web-based visualization tool that was used at a prototype level during the educational activities. The requirements and user needs led the development of this prototype. Requirement elicitations have been done as a part of the research project conducted by CeLeKT.   For the development of this tool, it was necessary for the input of the teachers and students in order to get an understanding of the requirements. The initial inquiry of the teachers and students show the necessity and usefulness of an interactive web-based visualization tool to support learning practices.
4

Identification of Academic Program Strengths and Weaknesses through Use of a Prototype Systematic Tool

Yilmaz, Harun 25 April 2007 (has links)
Because of the rapid development of the use of computers in education, as well as the introduction of the World Wide Web (WWW), a growing number of web-based educational applications/tools have been developed and implemented to help both educators and administrators in the field of education. In order to assist program directors and faculty members in determining whether or not there is a gap between the current situation of the program and the desired situation of the program and whether or not program objectives meet accreditation standards, there is a need for a tool that works effectively and efficiently. However, literature review showed that there is no automated tool specifically used for determining strengths and weaknesses of an academic program, and there is a lack of research in this area. In Chapter 1, the author's intent is to discuss the purpose behind this developmental research and to provide a literature review that serves as the basis for the design of such an automated tool. This review investigates the following issues: objectives related to programs and courses, taxonomies of educational objectives, curriculum evaluation, accreditation and standards, automated tools, and a brief collaborative create-adapt-generalize model. Chapter 2 discusses the design and development of the automated tool as well as methodology focusing on the instructional design model and its steps. Chapter 3 presents the results of the expert review process and possible solutions for the problems identified during the expert review process. Also the Appendices include the documentation used during the expert review process. / Ph. D.
5

Pseudonymizace textových datových kolekcí pro strojové učení / De-identification of text data collections for machine learning

Mareš, Martin January 2021 (has links)
Text data collections enable the deployment of artificial intelligence algorithms for novel tasks. Such collections often contain miscellaneous personal data and other sensitive information that complicates sharing and further processing due to the personal data protection requirements. Searching for personal data is often carried out by sequential passes through the complete text. The objective of this thesis is to create a tool that helps the annotators decrease the risk of data leaks from the text collections. The tool utilizes pseudonymization (replacing a word with a different word, based on a set of rules). During the annotation process, the tool tags the words as "public", "private" and "candidate". The task of the annotator is to determine the role of the candidate words and detect any other untagged private information. The private words then become the subject of the pseudonymization process. The auto-tagging tool utilizes a named entity recognizer and a database of rules. The database is automatically improved based on the decisions of the annotator. Different named entity recognizers were compared for the purpose of personal data search on the collection of the ELITR project. During the comparison, a method was found which increased the sensitivity of the named entities detection which also...

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