Abstract: Multipath causes interferences to the optical receivers and reduces the accuracy of visible light positioning (VLP). The existing works mainly focused on the simulation analysis of the ...

You are given two integer arrays nums1 and nums2, sorted in non-decreasing order, and two integers m and n, representing the number of elements in nums1 and nums2 respectively. Merge nums1 and nums2 ...

A BBC antiques dealer has described his life as being 'utter hell for two years' after he was arrested for stalking in a nightmare neighbour row. But now, as the case against him has been dropped, ...

Officials at some agencies had left open the possibility of layoffs in court filings, but a federal judge said she would widen an initial ban on the cuts. By Tony Romm Reporting from Washington A ...

What President Donald Trump’s latest memorandum targeting civil society does, does not, and cannot do. Nonprofits, their donors, and activists striving for a more equal, just, and fair country and ...