Guan Cha Zhe Wang·2025-05-19 00:59Group 1 - Nvidia's CEO Jensen Huang announced that the company will not release any more Hopper series chips due to U.S. government restrictions on the export of the Hopper H20 chip to China, indicating a reassessment of the strategy in the Chinese market [1] - OpenAI launched Codex, a cloud-based AI programming agent capable of handling multiple development tasks simultaneously, which assists developers in coding, understanding code structure, and fixing bugs [1] - Ant Group's CTO He Zhengyu stated that the lack of data is the source of "hallucinations" in large models, emphasizing that the boundaries of data determine the capabilities of these models, and that the cost of data acquisition is increasing as cheap internet data is running out [4] Group 2 - The DeepSeek V3/R1 model architecture was analyzed in a recent paper, highlighting innovations such as multi-head latent attention for memory efficiency, expert mixture architecture for optimizing computation and communication, and FP8 mixed precision training to maximize hardware potential [2] - The establishment of China's first clinical and translational ward for brain-computer interface technology at Beijing Tiantan Hospital aims to provide innovative treatments for patients with neurological diseases [6] - China has built the world's largest and most advanced information and communication network, with 5G applications integrated into 86 of 97 national economic categories, promoting deep integration of the real economy and digital economy [8]