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Abstract: This paper investigates the convolutive transfer function (CTF) model in the short-time Fourier transform (STFT) domain. The CTF model depends on both the analysis window length and the step ...

Abstract: This paper proposes a weak signal time-frequency analysis method based on M-order Short-Time Fourier Transform (M-order STFT), aiming to improve the signal-to-noise ratio and enhance the ...

Fred Lucas is chief news correspondent and manager of the Investigative Reporting Project for The Daily Signal. He is the author of “The Myth of Voter Suppression: The Left’s Assault on Clean ...

It would be an understatement to say President Donald Trump was active on the world stage in 2025. Trump’s national security strategy is reshaping geopolitics… Read More ...

Cut through the chaos of information overload with content specifically for cyber communications professionals. The Cyber Edge is SIGNAL Media’s home for the expanding world of cyber technologies. The ...