Hauger, DavidHartmann, MelanieKrause, DanielNauerz, Andreas2017-11-152017-11-152008http://abis.l3s.uni-hannover.de/images/proceedings/abis2008/abis2008_hauger.pdfhttps://dl.gi.de/handle/20.500.12116/5081Although asynchronous HTTP technologies have grown in importance with the emergence of Web 2.0, most web-based Adaptive Hypermedia Systems (AHS) still exclusively use server- side monitoring of user behaviour to set up the user model. This paper discusses how asynchronous technologies and client-side observation may lead to more accurate and detailed user models, and how that might benefit next- generation AHS.enText/Conference Paper