"subtle motion" is a correct and usable phrase in written English.
You can use it to describe a small, nearly invisible motion. For example: "The dancer moved with subtle motion, her limbs almost imperceptible to the eye."
You had to wait for some subtle motion of the line.
The basic step is a side-to-side, step-touch movement with subtle motion through the rib cage and shoulders.
But it has at least something to do with feats of balance – the acrobat, apparently keeping still, and keeping steady, even as he or she is in constant subtle motion; the human voice, sustaining its note, yet ever vibrating; the glass, transparent as air, absolutely rigid and yet still a form of liquid that is permanently on the verge of shattering.
And it does so progressively, line by line, rather than the odd-then-even-lines interlaced scheme of standard video that can cause subtle motion glitches.
Twenty-two naı̈ve undergraduates participated in a psychophysical experiment designed to elucidate the neural events that allow us to see subtle motion differences.
While future models might be equipped with a microphone and access to smart assistants like Alexa or Siri, the first-gen Vaunt models will be controlled through subtle motion gestures like a nod of the head.
An experiment that tracks subtle motions of subatomic particles called muons has found tantalizing evidence for a vast shadow universe of normally unseen matter existing side by side with ours, scientists at the Brookhaven National Laboratory said yesterday.
Her writing has a austere quality to it, a formal restraint that, given the subject, makes one think of dressage, of riding crops, leather boots, of subtle motions in the saddle.
This software amplifies subtle motions in video so that they become large enough to see, for example, revealing the pulse in someone's wrist in sufficient detail to measure their heart rate.
I watched as Salter gazed intently at McCain throughout, making subtle motions with his hands and face, and when McCain came to the pivotal line in his P.O.W. tale — "I was no longer my own man; I was my country's" — its author leapt to his feet and applauded.
The items ranged from a digitally printed dress from Alexander McQueen's "Plato's Atlantis" collection (spring-summer 2010) to Hussein Chalayan's "Possessed Dress," a newly commissioned draped red gown that had debuted in his video Gravity Fatigue (2015); the latter garment's internal sensory hoop matched the subtle motions of a dancer's body in an interactive pas de deux.
