Rodrigues, JoaoCardoso, PedroLemos, MarcoCherniavska, OlenaBica, Paulo2026-04-072026-04-072024-11-13979-8-4007-0729-2http://hdl.handle.net/10400.1/28607Accessibility has emerged as a fundamental aspect of software development, aiming to ensure that digital experiences are inclusive and usable by individuals of all abilities. Humans are prepared to comprehend others’ emotional expressions from subtle body movements or facial expressions. Additionally, emotions and sentiments lie on the basis of group behaviours, influencing how we interact, cooperate, and form social bonds within communities. Detecting audience engagement in events in real-time means monitoring emotions, sentiments, behaviours, attention, and scene dynamics in group(s) and crowds. In this context, this position paper introduces a conceptual framework for engagement monitorisation in crowded environments, outlining the methodology, metrics, and architecture to do this monitorisation.engAdditional Keywords and Phrases EngagementEmotionBehavioursScene DynamicsCrowdMetricsjournal article10.1145/3696593.3696632