Three large pythons were spotted in Forest Park, Queens earlier this week. So far, only one of them has been caught.

Abstract: When using Doppler through-wall radar for target localization, it is necessary to extract the target's instantaneous frequency (IF) from the time–frequency distribution (TFD) of the echoes.

Abstract: HotStuff is a pipelined Byzantine Fault Tolerance (BFT) algorithm that has the good properties of both linear communication complexity and optimistic responsiveness. However, its three-chain ...