CONF Bontempelli_UBICOMPCOMPANION_2025/IDIAP Open Challenge: Exploring People's Everyday Life Behavior with Mobile Data Bontempelli, Andrea Busso, Matteo Meegahapola, Lakmal Buddika de Götzen, Amalia Giunchiglia, Fausto Gatica-Perez, Daniel EXTERNAL http://publications.idiap.ch/attachments/papers/2026/Bontempelli_UBICOMPCOMPANION_2025.pdf PUBLIC Companion of the 2025 ACM International Joint Conference on Pervasive and Ubiquitous Computing 2025