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 ...

CEO Sam Altman called a strange graph in its GPT-5 presentation a ‘mega chart screwup.’ CEO Sam Altman called a strange graph in its GPT-5 presentation a ‘mega chart screwup.’ is a senior reporter ...

As someone who has been married a long time – long enough to forget how long – I read about the Texan comedian flying to Longford for a first date with a mix of admiration and disbelief (‘Texas comic ...

It's finally here, Derby Day at Churchill Downs. In just a few hours, the 151st Kentucky Derby will get underway in Louisville as 20 different 3-year-old horses look to join an elite group and be ...

Here at MotorTrend, we love a fast car just as much as anyone else. What blasts from 0 to 60 mph quickest? It’s excellent stuff. But perhaps more important than what gets us up to speed is what brings ...

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As the 2024 racing season winds down, many runners are shifting their focus toward winter base training. While goal races are still months away, staying motivated for off-season workouts can be ...

Whether your goal is to run a marathon or improve your fitness, following a solid training plan is one way to stay consistent as you work toward that goal. But finding the right training plan for you ...

If you see Alexandria Agresta breaking into a wide grin, one of her best friends—who lives thousands of miles away—probably just sent her a meme or an inspirational quote from Instagram. The person ...

Try this speed distance time problem in class: A scooter travels at a steady speed of 5 km per hour. How far will it go in 15 minutes? How long will it take to travel 2 km? Another scooter travels 10 ...