We propose a reinforcement learning algorithm to learn an adaptive flight speed policy tailored to varying environment complexities, enhancing obstacle avoidance safety. A downside of learning-based ...

In major metropolitan areas, including capital Seoul and six other cities with the highest density of communication service users, KT ranked first in terms of 5G transmission speed ... also ...

A lot of it different to what Newcastle United fans had come to expect from the BBC Sport ‘neutrals’. The BBC Sport comments from neutrals in the past had been overwhelmingly a catalogue of ...

Nevertheless, compared with modern technological devices, it’s fair to say that humans live life in the slow lane, given the relatively sluggish speed at which our brains process information.

China on Sunday unveiled an updated model of its high-speed bullet train which its manufacturer claims reached speeds of 450 kmph during the test runs, making it the world's fastest high-speed train.

Having reached speeds of 453 km/h during testing, the CR450 is expected to cruise at a commercial operating speed of 400 kilometres an hour. Its predecessor, the CR400 Fuxing high-speed train, ...

Prashant Tamta Updated : Dec 30, 2024, 06:12 AM IST China is known for its high-speed trains, including bullet trains. It also runs CR400 Fuxing high-speed rail (HSR), which operates at speeds of 350 ...

The CR450 series lead the field with superior performance metrics, including operational speed, energy efficiency, in-cabin noise level, and braking distance. Highlights include: The CR450 EMU ...

On December 29, China unveiled a faster version of its high-speed bullet train as it announced it had reached a speed of 450 km/h during test runs. China State Railway Group Corporation (China ...

BEIJING, Dec 29 (APP):A prototype of the CR450 EMU (electric multiple units) high-speed train, China’s most recently designed high-speed bullet train model, debuted in Beijing on Sunday. When ...

Jason Reeves on his Honda V4 during a Ramming Speed Classic Track Day on the big track at Willow Springs Raceway. Photo by Seth Trench/Ramming Speed. This is the perfect time to release the 2025 ...