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 ...

QR codes are quickly replacing the traditional barcode as the new essential tool shaping modern retail. A decade ago, they were just a simple way to connect in-store and online shopping, but now they ...

In a digital world, half the challenge of getting people to buy from your business is getting visitors to your website. The other half is getting those visitors to convert to customers. And one of the ...

Donald Trump suffers double legal blow within hours Orcas attack and sink another boat off the coast of Portugal Dabo Swinney buyout: What it would cost Clemson to move on from coach as Tigers ...

Cisco’s latest jailbreak method reveals just how easily sensitive data can be extracted from chatbots trained on proprietary or copyrighted content. Thirteen percent of all breaches already involve ...

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 ...

ABSTRACT: This study investigates the key factors affecting smartphone user satisfaction among Generation Z. The study uses a sample of Gen Z consumers to examine the impact of five critical ...

Hello! I would like to know how to debug this error: "[ERROR PSM-0010] LU factorization of the G Matrix failed. SparseLU solver message: THE MATRIX IS STRUCTURALLY SINGULAR ... ZERO COLUMN AT" I have ...