We study offline reinforcement learning (RL), which seeks to learn a good policy based on a fixed, pre-collected dataset. A fundamental challenge behind this task is the distributional shift due to th ...

[ET Net News Agency, 9 January 2025] A non-direct manual trade of 10 million shares of TRACKER FUND (02800) was registered at 2:31p.m. The deal amounted to HK$194.6m, or at HK$19.46 per share, less th ...

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...

Chinese stocks closed lower on Thursday, with the benchmark Shanghai Composite Index down 2.66 percent to 3,262.56 points.

有记者问：我们关注到商务部对进口牛肉启动了保障措施调查，可以介绍下相关情况吗？ 答：近期，中国畜牧业协会会同9个主产区协会，向调查机关提交保障措施调查申请，认为近年来中国牛肉进口数量急剧增长,对国内产业产生了重大不利影响。申请人提交的 ...