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 ...

In theory, quantum physics can bypass the hard mathematical problems at the root of modern encryption. A new proof shows how.

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 ...