The concept of the nested array has been used widely for underdetermined far-field source localization. In this case, the enhanced degrees-of-freedom (DOFs) is often achieved by using spatial ...

Nobel Prize-winning economist turned political pundit Paul Krugman came up with a concept in his Substack on Wednesday that describes what he believes is behind much of the rot in President Donald ...

In this paper, a fourth-order sparse array design scheme from the sum-difference co-array perspective is proposed, which can be generated by two arbitrary arrays called generator arrays. Once the two ...

Given a 1-indexed array of integers numbers that is already sorted in non-decreasing order, find two numbers such that they add up to a specific target number. Let these two numbers be numbers[index1] ...