personalval
Personalval is a conceptual construct used in human-computer interaction and recommender systems to denote an individual's subjective value function over items, actions, or outcomes within a given domain. It captures the personal utility that a user associates with different options, and is thought to vary with context, mood, and goals. The term combines personal, emphasizing the user-specific nature, with value, reflecting the utility perspective in decision making.
Deriving a personalval involves collecting both explicit feedback (ratings, likes, disfavored items) and implicit signals (clicks,
Applications include personalized recommendations, tailored search results, adaptive user interfaces, and decision-support tools. By aligning system
Privacy and ethics are central concerns, as personalval synthesis relies on sensitive behavioral data. Best practices
Evaluation of personalval-based systems typically involves user-centric metrics, such as satisfaction, task success, and perceived usefulness,