Common questionnaires
system usability scale (sus). Measures the “usability” dimension of qoe
differential emotions scale (des). Measures the “affective” dimension of qoe
pictorial scales
in which various avatars with different expressions are presented and the user has to select the one that best associates with their mood at that moment.
Automatic tools
facial expression recognition.
» recording of physiological signals and gestures.
» eye tracking.
» emotracking.
Crowdsourcing
tools in which a large group of users give their opinion about a page, a process, a form, an image, etc. That other users present.
It also works through questionnaires
An example is the “usabilityhub.com” tool.
The problem with all this is that the tools that provide us with more empirical results (such as the automatic tools we mentioned above) are only being developed at an experimental level in laboratories, so their use is still very limited.
