Abstract: An analytical expression of the check nodes (CNs) degree in a two-user regular Low-Density Parity-Check (LDPC) code is derived over a Gaussian multiple access channel, and a Fixed Point ...

Amazon is axing its Rufus chatbot and making its Alexa assistant the centerpiece of its artificial intelligence shopping strategy. The company introduced Alexa for Shopping, an e-commerce bot that can ...

This content is sponsored by Long Fence. Each day, you probably use a variety of expressions, idioms, proverbs, and slang that aren’t meant to be taken literally. If you’ve ever wondered why we say ...

Chatbots are already a burgeoning source of news. Seven percent of respondents in the U.S. use chatbots for news every week, according to a report last summer from the Reuters Institute for the Study ...

A large part of Airbnb’s Q1 2026 earnings call was dedicated to talking about how the company is using AI tools for coding, customer support, and search. Notably, the company claimed that 60% of the ...

Abstract: The study introduces a sophisticated medical chatbot that uses vector-based retrieval and Meta’s LLaMA 2 model to provide accurate, context-aware recommendations on symptoms, drugs, and ...