字节跳动再失大将，豆包大模型视觉研究负责人冯佳时离职

Core Insights - ByteDance has lost a significant figure in the AI field, Feng Jiashi, who was the leader of the Doubao large model visual research team, raising concerns in the industry [1][3] - Feng Jiashi's departure follows rumors from June, which were initially denied by ByteDance, indicating a confirmed exit [1][3] Group 1: Impact of Departure - Feng Jiashi's exit is expected to impact ByteDance, as he brought extensive academic and practical experience to the company, having previously served as an assistant professor at the National University of Singapore [3][11] - He has published over 400 papers in deep learning and related fields, with over 69,000 citations on Google Scholar, highlighting his significant contributions to AI research [3][11] Group 2: Talent Loss Context - Feng Jiashi's departure is part of a broader trend of talent loss at ByteDance, with several key figures leaving since December, including leaders from various product lines [13] - Despite these challenges, ByteDance is actively recruiting globally to fill the talent gaps, having previously hired key members from Alibaba and Google DeepMind [13][19] Group 3: Competitive Landscape - The competition for AI talent is intensifying, and ByteDance is striving to maintain its leading position in the industry despite the ongoing talent exodus [19]