Yu, Ran; Tang, Rui; Rokicki, Markus; Gadiraju, Ujwal; Dietze, Stefan
(Dordrecht [u.a.] : Springer Science + Business Media B.V., 2021)
Web search is among the most frequent online activities. In this context, widespread informational queries entail user intentions to obtain knowledge with respect to a particular topic or domain. To serve learning needs ...