نتایج جستجو برای: massive

تعداد نتایج: 82081  

2014
Seungwhan Moon Saloni Potdar Lara Martin

Identifying and understanding the motivations of student leaders from Massively Open Online Course (MOOC) discussion forums provides the key to making the online learning environment engaging, collaborative, and instructive. In this paper, we propose to identify student leaders solely based on textual features, or specifically by analyzing how they influence other students’ language. We propose...

2015
Sebastien Boyer Kalyan Veeramachaneni

Data recorded while learners are interacting with Massive Open Online Courses (MOOC) platforms provide a unique opportunity to build predictive models that can help anticipate future behaviors and develop interventions. But since most of the useful predictive problems are defined for a real-time framework, using knowledge drawn from previous courses becomes crucial. To address this challenge, w...

2015
Tina Papathoma Canan Tosunoglu Blake Doug Clow Eileen Scanlon

Massive Open Online Courses (MOOCs) are changing the contours of the teaching and learning landscape. Assessment covers an important part of this landscape and may be a key driver for learning. This paper presents preliminary results of a qualitative study that investigated learners’ views on assessment types within a MOOC. A thematic analysis of thirteen observations from online interactions i...

2015
Kshitij Sharma Daniela Caballero Himanshu Verma Patrick Jermann

We present an eye-tracking study to show the different gaze patterns across the MOOC learners. We hypothesize that the pretests can be used to shape the attention of the students. Moreover we also proposed a collaborative add on activity to the learning material for the students to help them reflect on the material they learnt in the MOOC video. What comes out of the present study is two differ...

2016
Florian Schwerer Marc Egloffstein

This paper presents initial results of an empirical study describing participation and achievement in Enterprise MOOCs for professional learning. In a case study, five courses from openSAP, the MOOC offering of SAP SE, with a total sample of n = 9994 have been surveyed. The results indicate a strong solution-market fit for Enterprise MOOCs in the context of professional learning and development...

2014
Margarida Romero Mireia Usart

MOOCs are a current trend in Higher Education; universities around the world offer open courses for lifelong and geographically distributed learners. Nevertheless, there is a high drop-out rate on these courses. The temporal aspects related to learner Temporal Perspectives (TP), self-regulation of learning, and temporal patterns could be related to drop-out rates and motivations for following a...

Journal: :the journal of tehran university heart center 0
morteza safi modarres hospital, shaheed beheshti university of medical sciences, tehran, iran. reza tajik rostami modarres hospital, shaheed beheshti university of medical sciences, tehran, iran. maryam taherkhani modarres hospital, shaheed beheshti university of medical sciences, tehran, iran.

a pulmonary embolus clogs the artery that provides blood supply to a part of the lung. the embolus not only prevents the exchange of oxygen and carbon dioxide but also decreases blood supply to the lung tissue itself, potentially causing the tissue to die (infarct). a 52-year-old man presented with syncope and anxiety. he had sinus tachycardia and dilated right ventricle with trabeculations. a ...

Journal: :CoRR 2014
Kalyan Veeramachaneni Sherif Halawa Franck Dernoncourt Una-May O'Reilly Colin Taylor Chuong B. Do

(edX) for their contributions in refining the schema. This work has also been supported by a number of UROPs at MIT.

2014
Yunhong Xu Ru Wang

With the rapid development of massive open online courses, peer assessment has played an important role in promoting social learning. According to social learning theory, peer assessment in online courses provides students a chance to learn from each other when they review other students’ submissions, which motivates their participation in online social learning. However, existing peer assessme...

2016
Mina Shirvani Boroujeni Lukasz Kidzinski Pierre Dillenbourg

Massive Open Online Courses (MOOCs) changed the way continuous education is perceived. Employees willing to progress their careers can take high quality courses. Students can develop skills outside curriculum. Studies show that most of the MOOC users are pursuing or have received a university degree. Therefore it is beneficial to consider motives and constraints of this class of participants wh...

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