Search results for author:"Octav Popescu"
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Triggering situational interest by decorative illustrations both fosters and hinders learning in computer-based learning environments
Learning and Instruction Vol. 29, No. 1 (February 2014) pp. 141–152
Do decorative illustrations in computer-based learning environments trigger interest and engagement in learning or do they distract? In a pre-study (
Vincent Aleven; Bruce M. McLaren; Jonathan Sewall; Martin van Velsen; Octav Popescu; Sandra Demi; Michael Ringenberg; Kenneth R. Koedinger
International Journal of Artificial Intelligence in Education Vol. 26, No. 1 (2016) pp. 224–269
In 2009, we reported on a new Intelligent Tutoring Systems (ITS) technology, example-tracing tutors, that can be built without programming using the Cognitive Tutor Authoring Tools (CTAT). Creating example-tracing tutors was shown to be 4-8 times as ...