Spotify's freemium model and industry-leading personalization drive strong user growth and extremely low churn, supporting a ...

The repeated incursions have prompted questions all along NATO's eastern flank as to how allies should handle the threat of ...

Abstract: This paper presents a novel method to obtain non-power-of-two (NP2) fast Fourier transform (FFT) flow graphs based on a new prime factor algorithm (PFA). The FFT flow graph is crucial for ...

R esearchers have successfully used a quantum algorithm to solve a complex century-old mathematical problem long considered impossible for even the most powerful conventional supercomputers. The ...

Periodical cicadas have one of the strangest life cycles in the animal kingdom. The 17-year cicadas spend 99.5% of their lives underground in an undeveloped nymph state, which is the longest strictly ...

Abstract: The Precise Point Positioning/Inertial Navigation System (PPP/INS) tightly coupled system, as a high-precision positioning method, is widely used in urban environments. In response to the ...