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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.
11

A formal model for measuring the different levels of IT-based Design and Construction Integration (ITDCI) in colleges and universities

Mokbel, Hala Nabil 04 May 2009 (has links)
Modern manufacturing processes are becoming more integrated and relying on measuring performance to better identify ways of improvement. The AEC industry is now moving in this direction through IT-based Design and Construction Integration (ITDCI). ITDCI is a collaborative knowledge-based activity in which each participant continuously and timely contributes and shares his/her knowledge to realize a specific goal, bonded by a unified and cohesive culture with the use of the supportive IT-tools. Executing the project in an ITDCI fashion requires the satisfaction of these conditions. This research developed a formal model that consists of 75 ITDCI mechanisms distributed over the different phases of the facility development process within colleges and universities to enable the knowledge transfer process and achieve the highest level of integration. The level of ITDCI involved in a particular project can be then measured by quantifying the number of ITDCI mechanisms introduced. The research methodology included the following activities: reviewing the related literature, developing and validating a scenario for the facility development process within typical colleges and universities through literature review and interviews, providing a definition for each phase of the process to be executed in an ITDCI fashion and finally identifying actions or mechanisms that have to be activated to obtain the highest level of ITDCI. The model was validated through an online survey that targeted the members of the Society of Colleges and Universities (SCUP) and a case study. WPI's new East Hall residence facility was used as a case study to validate the model. This model is a significant contribution to the construction industry because it acts as a measuring tool to assess the corresponding level of ITDCI in the facility development process. It also helps to develop a common understanding among industry practitioners on what is required to achieve a desired level of ITDCI in their project. This comprehension would guide them to a better recognition of the benefits and consequences of each specific level of IT-based integration on their project outcomes. It will also enable them to execute more accurate cost/benefit analyses and eventually opt for the optimum ITDCI level. For future work, the model could be expanded to include other types of facilities, such as residential, healthcare and commercial facilities to achieve wider adoption within the AEC industry.
12

Συνεργατικά υπολογιστικά περιβάλλοντα : μελέτη της αλληλεπίδρασης και της διαδικασίας μοντελοποίησης μαθηματικού προβλήματος

Σιάμπου, Φωτεινή 22 December 2011 (has links)
Σε αυτή την εργασία μελετώνται οι διαφορές μεταξύ της δια ζώσης και της εξ αποστάσεως συνεργασίας στα πλαίσια μιας υπολογιστικά υποστηριζόμενης άσκησης μοντελοποίησης. Ένα μαθηματικό πρόβλημα σχεδιάστηκε και δόθηκε στους συμμετέχοντες. Εξετάστηκε σε βάθος η διαδικασία μοντελοποίησης στο ModellingSpace, ένα υπολογιστικά υποστηριζόμενο και συνεργατικό περιβάλλον μάθησης. Δεκαέξι μαθητές γ’ Γυμνασίου συμμετείχαν στην έρευνα και δούλεψαν σε δυάδες. Οι μισές δυάδες εργάστηκαν δια ζώσης, ενώ οι υπόλοιπες δούλεψαν εξ αποστάσεως. Η ανάλυση δεδομένων εστίασε στην αναγνώριση γνωστικών στρατηγικών μοντελοποίησης. Τα αποτελέσματα προτείνουν ότι οι δυάδες που εργάστηκαν εξ αποστάσεως έδωσαν έμφαση στην ανάλυση και στη σύνθεση, καθώς παρουσίασαν υψηλότερη μαθησιακή απόδοση (διαφορά προτεστ και μετατεστ), ενώ οι δια ζώσης δυάδες χρειάστηκαν την υποστήριξη του δασκάλου και παρουσίασαν ισχυρότερες κοινωνικές αλληλεπιδράσεις. Παρόλο το γεγονός ότι οι ενέργειες των δυάδων δια ζώσης ήταν περισσότερες σε αριθμό, οι δυάδες που εργάστηκαν εξ αποστάσεως φαίνεται ότι εστίασαν περισσότερο στη δραστηριότητα. Σχετικά με τις αλληλεπιδράσεις και στις δύο ομάδες παρουσιάστηκε διερευνητική ομιλία προς την επίλυση του προβλήματος. Επιπλέον λιγότερες φάνηκαν να είναι οι διαφωνίες μεταξύ των συνεργατών. Τα αποτελέσματα μπορούν να δώσουν ερμηνείες για τη σχεδίαση μαθησιακών προγραμμάτων και για τη διευκόλυνση των συνεργατικών δραστηριοτήτων. / In this study, the differences between online and face-to-face collaboration in the context of a computer-supported modeling task are examined. A mathematical problem was designed and given to the participants. Their modeling process using ModellingSpace, a collaborative computer-supported educational environment, was closely monitored. Sixteen ninth grade students participated in the study, who worked in groups of two. Half of the groups worked face-to-face, whereas the rest collaborated online. The data analysis focused on the identification of cognitive modeling strategies. The obtained results suggest that pairs who worked online emphasized on analysis and synthesis and demonstrated a higher learning gain, whereas face-to-face pairs needed the teacher’s support and demonstrated stronger social interaction. Despite the fact that the actions of face-to-face dyads were more in number, the dyads that worked online seemed to present more task oriented actions. Regarding the interactions, in both groups a mutual exploration of the problem is depicted. Moreover, few disagreements were observed. The findings, which are discussed extensively, may have a number of implications for the design of learning programs and the facilitation of collaborative tasks.
13

Strukturierung von Maßnahmen zur Verbesserung intra-organisationaler Online-Kollaboration

Fischer, Erik, Kienzler, Martin, Reeb, Samuel 31 May 2023 (has links)
Im Zuge der digitalen Transformation ergeben sich für Organisationen ständig neue Möglichkeiten, ihre Geschäftsprozesse mithilfe digitaler Tools zu verbessern (Thornley et al., 2019). Die COVID-19-Pandemie beschleunigte diesen Transformationsprozess und löste für viele Büroangestellte einen abrupten Wechsel zur Heimarbeit aus (Galanti et al., 2021; Nagel, 2020). Folglich mussten viele Unternehmen ihre Arbeitsorganisation reformieren, was zu verstärktem Einsatz von Informations- und Kommunikationstechnik am Arbeitsplatz und damit zu einem hohen Maß an intraorganisationaler Online-Kollaboration (IOC) führte (Sunday AGBA et al., 2020). ... ]Aus: Einleitung]
14

Erfolgsbedingungen für virtuelle selbstorganisierte Lerngemeinschaften

Krisper-Ullyett, Lotte, Harnoncourt, Max, Meinl, Paul 15 December 2014 (has links) (PDF)
Im virtuellen Umfeld von Hochschulen ist in letzter Zeit zunehmend ein Phänomen zu beobachten, das für die Zukunft von Bildungseinrichtungen von maßgeblicher Bedeutung sein könnte. Die Rede ist von selbst gesteuerten Lerngemeinschaften, die das Internet nutzen, um sich gegenseitig bei der Bewältigung des Studiums zu unterstützen. (Auf von Lehrenden didaktisch inszenierte Blended Learning Kurse wird im Rahmen dieses Beitrags nicht eingegangen.)
15

An Assessment Of An On-line Course Environment Based On The Perceptions Of Students And The Instructor: A Case Study

Gurbuz, Tarkan 01 August 2004 (has links) (PDF)
The purpose of this study was to explore the factors that contribute to online collaboration in a web-based course by investigating the impact and the potential of an online learning environment in terms of both the students&#039 / and instructor&rsquo / s perceptions about learner benefits, learner support, motivation, computer mediated communication, and group work. A mixed methods case study design was thought to be appropriate to match the purpose of the study, thus a combination of components normally found in descriptive, case study and qualitative research was used to analyze the data. The study was conducted in the context of &ldquo / CSIT444-Online Web Design&rdquo / , an online course offered by the Institute of Distance Education of East Mediterranean University (EMU) in Turkish Republic of Northern Cyprus. This course was designed and developed by the instructor working at the Department of Computer Education and Instructional Technology of the Middle East Technical University located in Ankara and carrying out the classes for this course as online for the students at EMU. The participants were the instructor and 209 vocational education last year students, who participated in the course for three successive semesters, at the School of Computing &amp / Technology. In order to explore the perceptions of the students, they were asked to complete a questionnaire at the end of the each semester. Of the 209 participants 175 students ranked their agreement on each twenty eight five-point Likert-type item and 129 of them wrote also their comments about their online learning experience by answering the open-ended item in the questionnaire. Several interviews were conducted with the instructor using the informal conversational interview approach to explore his perceptions through his reflections on his online teaching experience in the web-based course. The perceptual student responses from the questionnaire were analyzed quantitatively. The responses to the open-ended item in the questionnaire and informal interviews were evaluated qualitatively to find out the emerging themes. In addition, the online learning environment offered in the web-based course was examined by using the instructional design framework. This study concluded that both the students and the instructor perceived the online collaborative learning/ experience positively by reporting that it was a beneficial and motivating experience with the availability of group work, CMC, and adequate support structure. Several specific factors that contributed to collaboration via CMC in the web-based course were identified under seven major topics. By considering these factors, it is hoped that the results will yield better solutions in terms of providing meaningful online learning experiences.
16

Projects-to-think-with and projects-to-talk with: how adult learners experience project-based learning in an online course

Chen, Huei-Lien January 1900 (has links)
Doctor of Philosophy / Department of Secondary Education / Diane McGrath / In many college of education programs, the feasibility of online courses has provided opportunities for in-service teachers who are pursuing a higher educational goal while working full-time with school and/or family responsibilities. Although preliminary evidence on project-based learning (PBL) in traditional classrooms with younger learners suggests that students are highly motivated, it is not clear whether adult learners recognize the value of the online PBL approach. This study documented adult learners’ learning experience with online projects, their collaborative experience, and their learning experience with technological tools. The result of this study can contribute to our understanding of the strengths and the obstacles in an online PBL environment. Nineteen participants who registered in a graduate level course participated in this case study over a 16-week semester. They collaborated in small group of 2–5 members in order to communicate and construct projects at a distance. Qualitative and quantitative data were collected and interpreted based on a descriptive case study design. Multiple sources of data include course documentation, archival data from course management system, student-created projects, surveys, and interviews. A model for content analysis of CMC was applied to qualitative analysis of the electronic discourse. Findings of this study indicated that participants gained positive experience in this new way of learning. In particular, three themes related to online PBL approach emerged: (1) project relevancy and authenticity as the primary concerns in guiding driving question, researching information, and constructing artifact; (2) synchronicity is indispensable for online collaboration; and (3) repeated exposures with technology tools reduce the fear and reinforce the skill to be learned.
17

Perceptions of the Community of Inquiry in an Online RN to BSN Program

Townsend, Beth Ann 01 January 2015 (has links)
Basic nursing education is no longer sufficient to meet the escalating demands of today's complex healthcare environment. Recognizing the need for the advanced cognitive skills incurred by these demands, increasing numbers of registered nurses (RNs) have been enrolling in online Bachelor of Science in Nursing (BSN) programs. The problem identified in the RN to BSN degree completion program at a large Midwestern university was the lack of information as to how online teaching and learning strategies were experienced by students. Research has demonstrated that the online community of inquiry (CoI) model facilitates higher order thinking through collaborative learning strategies and the interaction of teaching, social, and cognitive presence. The purpose of this sequential explanatory mixed methods study was to investigate the perceptions of RNs enrolled in the program about a recently completed course utilizing a 34-item CoI survey and semi-structured interviews. The data from 109 completed survey responses were analyzed via descriptive statistics and indicated that student perceptions of social and teaching presence were lower than perceptions of cognitive presence, meaning that the perceived establishment of online relationships and instructor engagement were not as high as were the perceived experiences of higher order thinking. Interviews with 15 purposefully selected students were analyzed for emergent themes and suggested limited online collaboration, which is considered to be fundamental to higher order learning. Based on these findings, a faculty development workshop was designed using the CoI model to encourage collaboration. A potential increase in RN proficiency in higher order thinking fostered by the CoI model will optimize the quality of patient-related decisions, minimize medical errors, and provide the impetus to challenge the status quo in health care.
18

Middle School Teachers' Acceptance and Use of Edmodo to Sustain Networked Collaboration

Brent, Howard Jehu 01 January 2019 (has links)
Although some middle school teachers integrate social media platforms into instruction, they generally use traditional and teacher-centered strategies rather than those that are innovative and student-centered. A gap exists in the literature on how teachers could use social media tools such as Edmodo to engage middle school students for innovative online collaboration. This qualitative case study explored the factors that contributed to the acceptance and use of Edmodo by middle school teachers in a Mid-Atlantic urban school district. Specifically, the research explored how teachers leveraged Edmodo to initiate and sustain networked collaboration with their students. The Unified Theory of Acceptance and Use of Technology 2 model, sociocultural development theory, and connectivism supported the conceptual framework. A criterion selection process was used to select 6 middle school teachers as participants. Data sources included 6 semi structured interviews, a focus group of 3 educational technology leaders, and school district documents. Data were analyzed using a priori codes based on the literature review and conceptual framework. Themes that emerged from the analysis included the following: acceptance and use of Edmodo as a communication platform, increased support of students' organizational needs, enhancement of professional practice, initiation of networked collaboration, barriers and challenges in networked collaboration, and sustained networked collaboration. This research may contribute to positive social change by informing educational leaders and teachers on how to best leverage social media tools such as Edmodo in the middle school classroom to actively engage students in online collaboration, fostering a more student-centered learning environment.
19

Inter-InnoLab Collaboration

Memon, Atia Bano 29 May 2017 (has links) (PDF)
Over the recent years, the paradigm of Innovation Laboratories (abr. InnoLabs) is gaining an increasing attention among business organizations as a potential source of assistance in the process of the development of new or the improvement of their existing products and/or services. Business organizations approach the InnoLabs in the search for assistance in dealing with the challenges of the often times complex and uncertain innovation process, and ultimately become successful in their innovation projects. Although the overall goal of the existing InnoLabs is to support the systematic, effective, and efficient innovation development, they target different innovation challenges and thereby vary in their focus and service offerings. As a consequence, all the innovation support that might be needed in the course of an innovation process remains dispersed among different InnoLabs. In this esteem, this thesis aims to centralize all the mediated support offered by the existing InnoLabs by bringing them into a collaborative network. In pursuance of this, initially, the diversity among the existing InnoLabs in terms of their structural and functional manifestations is explored by employing a triangulation of online survey and in-depth expert interviews with the InnoLab facilitators. Subsequently, based on the diversity observed herein, the incentives, approaches, and possibilities of interconnection among InnoLabs are determined. Having conceptualized the framework for inter-InnoLab collaboration, the next part of this thesis deals with facilitating such collaborations in an online space. The internet, since its inception, has drastically altered the practices of intra- and inter-organizational connectivity. Recently, one could observe a growing interest among all types of organizations towards the social networking sites (abr. SNSs) as an effective medium for reaching out to a global audience. As a result, a significant amount of business related information is already available and continuously accumulating on SNSs. However, the SNSs fall inadequate in supporting the inter-InnoLab collaboration because of the missing dedicated functionalities, isolated platform boundaries, platform dependencies, lack of support for domain-specific features, privacy concerns, and issues of data transparency. In response to this, this thesis advocates the designing of dedicated inter-organizational collaboration platforms with seamless integration of SNS data. Successively, employing a design science research approach, a dedicated, domain specific, and SNS integrated web-based collaboration platform (the InnoLab_Net) is designed for supporting inter-InnoLab collaborative activities.
20

Online Tables & Tablecloths: Facilitating Space for Online Learning & Collaboration

Boyle, Bettina Helth Arnum 14 December 2009 (has links)
This thesis describes the researcher’s journey as an online facilitator and reflective organization development (OD) practitioner as she explores how to nurture and cultivate space for learning and collaboration in an online community of practice. The research setting is a small group of mostly volunteers in a national health charity. The researcher adopts a reflective practitioner research approach engaging in a continuous process of story-telling throughout the thesis. She struggles with questions such as her own dynamic role as an outside facilitator, the role of technology, dilemmas of emergence versus design and discovery of purpose. Rather than arriving at a to-do-list for potential online facilitators, she discovers that hosting café style conversations, setting the online tables and enabling space for learning, collaboration and aliveness is more a matter of the facilitator’s capacity to listen, to be authentically present and to relinquish control.

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