DV365: Extremely Long User History Modeling at Instagram. - Wenhan Lyu; Devashish Tyagi; Yihang Yang; Ziwei Li; Ajay Somani; Karthikeyan Shanmugasundaram; Nikola Andrejevic; Ferdi Adeputra; Curtis Zeng; Arun K. Singh; Maxime Ransan; Sagar Jain (CoRR, 2025)