We present optimal parallel QR factorization algorithms with reduced communication overhead. QR factorization is widely applied to solve various problems in numerical linear algebra. Our focus is on ...

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During his speech to the U.N., Israel’s prime minister sought to focus attention on the carnage of the Hamas-led attacks on southern Israel that led to the war in Gaza. By Ephrat Livni Prime Minister ...

A newly-discovered malicious package with layers of obfuscation is disguised as a utility library, with malware essentially hiding in plain sight in embedded QR codes. QR codes are ubiquitous these ...

You have been warned — do not click. QR codes are everywhere. Whether paying for parking, opening a menu or connecting to WiFi, pointing your camera at a code and opening a link is now the norm. But ...

Scammers are increasingly exploiting QR codes to trick people into revealing financial information or installing malicious software on their devices. The FBI has recently issued a warning about a ...

Dozens of machine learning algorithms require computing the inverse of a matrix. Computing a matrix inverse is conceptually easy, but implementation is one of the most challenging tasks in numerical ...

LinkedIn's algorithm prioritizes ads & sponsored content, hurting organic reach for creators. To adapt: share niche expertise, use authentic images, craft strong hooks, write longer comments, engage ...

One of the main uses of QR decomposition A=QR is in solving the linear least squares problem Ax=b. In order to solve this problem, the only access we need of Q is the ability to apply it (or its ...

Dozens of machine learning algorithms require computing the inverse of a matrix. Computing a matrix inverse is conceptually easy, but implementation is one of the most difficult tasks in numerical ...