Recommendations as Challenges: Estimating Required Effort and User Ability for Health Behavior Change Recommendations
Helma Torkamaan, Jürgen Ziegler Abstract Recommender Systems use implicit and explicit user feedback to recommend desired products or items online. When the recommendation item is a task or behavior change activity, several variables, such as the difficulty of the task and users’ ability to achieve it, in addition to user preferences and needs, determine the […]