Abstract: In this work, we study the active user detection and channel estimation problem in massive multiple-input multiple-output (MIMO) grant-free random access systems. To exploit the favorable ...

Because many password generators aren't as random as they seem, I built an improved one in Excel—and I'll show you exactly how you can, too. When the IBM PC was new, I served as the president of the ...

Random numbers are very important to us in this computer age, being used for all sorts of security and cryptographic tasks. [Theory to Thing] recently built a device to generate random numbers using ...

Abstract: Timing advance (TA) estimation at the base station (BS) and reliable decoding of random access response (RAR) at the users are important steps in the initial random access (RA) procedure.

Hash Hash inputs using sha family hash functions. HMAC Hash inputs using HMAC with a secret key. Random String Generate random strings with a specified length and charset. RSA Perform encryption, ...

The neoTRNG aims to be a small and platform-agnostic TRUE random number generator (TRNG) that can be synthesized for any target technology (FPGAs and even ASICs). It is based on simple free-running ...

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On Thursday, OpenAI announced the launch of GPT-4o mini, a new, smaller version of its latest GPT-4o AI language model that will replace GPT-3.5 Turbo in ChatGPT, reports CNBC and Bloomberg. It will ...

Use the RANDARRAY() dynamic array function to return random names or other text in Microsoft Excel. The recent article How to generate random letters in Excel shows you how to generate random letters.

Brazil is the largest sugarcane producer on the planet, being home to 40 percent of the world's crops. And in Brazilian plants, the same feedstocks used to make sugar and ethanol—fueling almost ...