通过 EPD-Solver，西湖大学的研究人员展示了如何利用其创新的并行梯度评估机制 ，在不增加单步推理延迟的前提下 ，高效且精确地减小了生图模型每步采样的截断误差，缓解扩散模型在低步数采样下的图像质量退化问题 。 1. 并行效率与精度提升 ...

BANGKOK, Aug. 1 (Xinhua) -- Thailand's manufacturing sector expanded for a third successive month in July, thanks to a robust increase in production as new orders growth picked up, a survey showed on ...

BEIJING, July 28 (Xinhua) -- Morgan Stanley has successfully issued 2 billion yuan (about 279.85 million U.S. dollars) in panda bonds in China's interbank bond market, marking the first such issuance ...

BEIJING, July 18 (Xinhua) -- China has seen robust trade and investment with countries participating in Belt and Road cooperation over the past years, vice commerce minister Li Chenggang told a ...

X是一系列随时间变化、影响空气质量的地区层面控制变量 另外，本文进一步采用考虑溢出效应的双重差分方法 (spilover-robust DID)考察国家级产业承接示范区是否会对边地区的环境造成影响。 采用具有空间溢出效应的双重差分模型设立如下： 其中： ...

absorb (varname) 要吸收的分类变量 Vce (vcetype) ,vcetype可以是ols、robust、cluster clustervar、bootstrap或jackknife 代码示例： areg areg y did i.year ,absorb (country ) r 4、DID命令：reghdfe reghdfe命令可以包含多维固定效应模型，只需 absorb ...