Abstract: The majority of algorithmic trading studies rely on datasets with fixed physical time intervals, such as hourly or daily data, resulting in a discontinuous representation of time.

Abstract: Permutation entropy (PE) is a widely used metric for quantifying the complexity of time series data. Recent efforts have extended PE to graph signals, resulting in the graph permutation ...

The recent spat has left Anthropic’s relationship with the Pentagon on shaky terms and Hegseth is considering canceling a $200 million contract with the company altogether. It is one of the several AI ...

Feb 23 (Reuters) - U.S. Defense Secretary Pete Hegseth has summoned artificial intelligence company Anthropic's CEO Dario Amodei to the Pentagon on Tuesday for what is expected to be potentially tough ...