Abstract: Aiming at the problem that the bit error rate (BER) performance degrades due to the multi-dimensional complex data for generalized space-frequency with IM ...
Abstract: To address the problem of high complexity of channel estimation for orthogonal time frequency space (OTFS) systems, we propose a low complexity channel estimation method leveraging the ...
At the core of every AI coding agent is a technology called a large language model (LLM), which is a type of neural network ...
Whether you're a scientist brainstorming research ideas or a CEO hoping to automate a task in human resources or finance, you'll find that artificial intelligence (AI) tools are becoming the ...
Google has released the December 2025 core update, its third of the year. The rollout began December 11 and may take up to three weeks. Google released the December 2025 core update on December 11, ...
Astronauts Tom Stafford (left) and Wally Schirra (right) demonstrating with two model space crafts during an interview in the 1960s Donald Uhrbrock / Getty Images On December 15, 1965, NASA’s mission ...
Clocks on Mars tick faster by about 477 microseconds each Earth day, a new study suggests. This difference is significantly more than that for our moon, posing potential challenges for future crewed ...
US pressures Latin America to minimize ties with China China-Brazil lab to support astronomical and deep-space research BINGO telescope to track satellites and near-Earth objects BEIJING, Dec 10 ...
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