Stoica, Alexandru Stefan; Heras, Stella; Palanca Cámara, Javier; Julian, Vicente; Mihaescu, Marian Cristian(Elsevier, 2021-10-07)
[EN] E-learning is a rapidly growing field, which is giving rise to a massive amount of digital learning objects. Sorting these objects properly so that they are correctly indexed in searches and recommendation systems is ...