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Astronomers detected a powerful space signal pulsing toward Earth for seven hours, unlike anything seen in years

A high-energy signal lasting over seven hours, first observed in mid-2025, has drawn intense scrutiny from astrophysicists ...
IEEE

Intelligent Signal Classification Based on Fractional Graph Feature Fusion for MIMO Systems

Abstract: With the rapid growth in electromagnetic device quantities, various forms of communication interference have emerged, significantly impacting the accuracy of signal classification. Existing ...
CNN

Pentagon did not conduct routine investigation on whether Hegseth damaged national security by sharing strike plans on Signal

The Pentagon did not conduct a routine investigation into the impact of Defense Secretary Pete Hegseth’s disclosure of sensitive military information in a group chat on Signal earlier this year and ...
TechCrunch

Instagram’s new ‘Your Algorithm’ tool gives you more control over the Reels you see

Instagram is introducing a new tool that lets you see and control your algorithm, starting with Reels, the company announced on Wednesday. The new tool, called “Your Algorithm,” lets you view the ...
CBS News

Pentagon watchdog finds Hegseth's Signal chat violated regulations, could have endangered troops

James LaPorta is a national security coordinating producer in CBS News' Washington bureau. He is a former U.S. Marine infantryman and veteran of the Afghanistan war. The report found the former Fox ...
Frontiers

Advances in machine and deep learning for ECG beat classification: a systematic review

The electrocardiogram (ECG) is an important tool for exploring the structure and function of the heart due to its low cost, ease of use, efficiency, and non-invasive nature. With the rapid development ...
Ars Technica

Why Signal’s post-quantum makeover is an amazing engineering achievement

The encryption protecting communications against criminal and nation-state snooping is under threat. As private industry and governments get closer to building useful quantum computers, the algorithms ...
Wired

A New Algorithm Makes It Faster to Find the Shortest Paths

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...
Scientific American

The Math Trick Hidden in Your Credit Card Number

You’re at the checkout screen after an online shopping spree, ready to enter your credit card number. You type it in and instantly see a red error message ...
IEEE

An Improved DOA Estimation Algorithm for Coherent Signals Based on Multiple Signal Classification Algorithm

Abstract: The Multiple Signal Classification (MUSIC) algorithm, a widely used Direction of Arrival (DOA) estimation algorithm, has the disadvantage of being unable to estimate coherent signals, and ...
Frontiers

Magnetoencephalographic source localization and reconstruction via deep learning

1 Department of Engineering, University of Naples Parthenope, Naples, Italy 2 Department of Economics, Law, Cybersecurity and Sports Sciences (DiSEGIM), University of Naples Parthenope, Naples, Italy ...