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 ...

Abstract: This paper proposes a multi-label text classification algorithm based on causal relationships to address the current challenge of accurately capturing label correlations in multi-label text ...

For the first time, an Earth observation satellite has found what it was looking for — on its own, without human analysts on the ground. The milestone, which occurred in April, marks the first ...

June 12 (Reuters) - U.S. space stocks tumbled on Friday as investors rushed to lock in gains on the day of SpaceX's market debut, snapping a months-long rally fueled by anticipation over the ...

Shares of SpaceX opened at $150 on Friday after being priced at $135 in the largest initial public offering in history. Listed on the Nasdaq under the SPCX ticker, the stock was trading at roughly ...

From Wall Street to Main Street, Elon Musk’s hotly anticipated initial public offering (IPO) for SpaceX tomorrow has hit a fever pitch with anyone and everyone. Headlines are buzzing about it in ...

The president’s top advisers gathered in a series of Situation Room meetings as they struggled to contain a scandal engulfing Donald Trump himself. Credit...Photo illustration by Alex Merto Supported ...

NEW YORK, June 7 (Reuters) - Italian fashion house Prada <1913.F> unveiled on Sunday the inner-layer garment set to be worn by NASA astronauts heading to the moon, underscoring the brand's push to be ...