Abstract: Minimisation of NVH (noise, vibration, harshness) is an important issue in many areas. In both electric vehicles and household devices, any noise caused by electrical machines is not ...

Abstract: In this paper, we propose a novel two-dimensional direction of arrival estimation technique for sparse arrays. To this end, we estimate the 2D difference coarray corresponding to the radar’s ...

在Excel数据处理的职场场景中，“数据关联匹配”是贯穿各岗位的核心需求。从财务人员根据发票号匹配报销明细，到销售专员依据产品编码查询库存，再到人事专员通过工号调取员工档案，都离不开高效的匹配工具。VLOOKUP函数作为Excel纵向查找的“王牌工具 ...