Abstract: Doppler radar systems encounter challenges due to their high costs, cumbersome designs, and heavy weights, especially in resource-limited environments. As a promising alternative, papercraft ...

Abstract: This paper proposes a signal sensing method based on principal components to minimum eigenvalue of the received signal. The signal model and theoretical performance analysis of the principal ...

Instagram’s December 2025 algorithm update did not introduce an entirely new system. Instead, it formalized a direction the platform has been moving toward all year: prioritizing declared interests, ...