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Walden University

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Natural language processing

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Full-Text Articles in Education

Online Knowledge Communities As Student-Centered Open Learning Environments: How Likely Will They Be To Integrate Learners As New Members?, Nicolae Nistor, Mihai Dascălu, Christian Tarnai, Nicolas Bresser Jan 2015

Online Knowledge Communities As Student-Centered Open Learning Environments: How Likely Will They Be To Integrate Learners As New Members?, Nicolae Nistor, Mihai Dascălu, Christian Tarnai, Nicolas Bresser

Walden Faculty and Staff Publications

Using online knowledge communities (OKCs) from the Internet as student centered, open learning environments (SCOLEs) poses the question how likely these communities will be to integrate learners as new members. This premise of learning in SCOLEs is analyzed in the current study. Based on the approaches of voices inter animation and polyphony, a natural language processing tool was employed for dialog analysis in integrative vs. non-integrative blog-based OKCs. Three dialog dimensions were identified: participants’ individual content-oriented contribution, social contribution, and their position within the social network. Hierarchical clusters built upon these dimensions reflect sociocognitive structures including central, regular and peripheral …


Participation In Virtual Academic Communities Of Practice Under The Influence Of Technology Acceptance And Community Factors, A Learning Analytics Application, Nicolae Nistor, Beate Baltes, Mihai Dascălu, Dan Miha˘Ila˘, Stefan Trăuşan-Matu, George Smeaton May 2014

Participation In Virtual Academic Communities Of Practice Under The Influence Of Technology Acceptance And Community Factors, A Learning Analytics Application, Nicolae Nistor, Beate Baltes, Mihai Dascălu, Dan Miha˘Ila˘, Stefan Trăuşan-Matu, George Smeaton

The Richard W. Riley College of Education and Leadership Publications

Participation in virtual communities of practice (vCoP) can be influenced at the same time by technology acceptance and by community factors. To overcome methodological issues connected with the analysis of these influences, learning analytics were applied. Based on a recent vCoP model, the collaborative dialogue comprising 4040 interventions in 1981 messages created by a vCoP located at a US American online university was automatically analyzed. The text-based asynchronous online discussions were scored using a cohesion-based participation and collaboration analysis. Additionally, a sample of N = 133 vCoP participants responded a technology acceptance survey. Thus, a combined research model including the …


Participation In Virtual Academic Communities Of Practice Under The Influence Of Technology Acceptance And Community Factors, A Learning Analytics Application, Nicolae Nistor, Beate Baltes, Mihai Dascălu, Dan Miha˘Ila˘ May 2014

Participation In Virtual Academic Communities Of Practice Under The Influence Of Technology Acceptance And Community Factors, A Learning Analytics Application, Nicolae Nistor, Beate Baltes, Mihai Dascălu, Dan Miha˘Ila˘

Walden Faculty and Staff Publications

Participation in virtual communities of practice (vCoP) can be influenced at the same time by technology acceptance and by community factors. To overcome methodological issues connected with the analysis of these influences, learning analytics were applied. Based on a recent vCoP model, the collaborative dialogue comprising 4040 interventions in 1981 messages created by a vCoP located at a US American online university was automatically analyzed. The text-based asynchronous online discussions were scored using a cohesion-based participation and collaboration analysis. Additionally, a sample of N = 133 vCoP participants responded a technology acceptance survey. Thus, a combined research model including the …