sine-wave

You can see how jagged and incoherent the heart rhythm pattern is when you're anxious or frustrated and how smooth and sine-wave like (coherent) it becomes when you're feeling appreciation.

Deborah Rozman Ph.D.: Why You Can't Sleep At Night And What You Can Do About It 2009

The system bobs above and below the plane in a sine-wave pattern reaching around 65-70 light years above and below.

2012: NASA's Scientific Reality Check | Universe Today 2009

The proportions are the same, in that the sine-wave usually peaks mid-week and declines through Sunday, going back up again on Monday.

Traffic Steve Perry 2009

But when a broad wind front crosses a high mountain range, it creates a unique pattern on the downwind side, a sine-wave undulation that can extend invisibly for as much as 100 miles.

Up, Up And Away 2007

The monthly temperature of a loaction looks a bit like a skewed sine-wave.

The Bias Method's Perfect Siberian Storm « Climate Audit 2007

Current Music: throb...throb...like a sine-wave lowpass filter

[film] Be Here to Love Me: A Film About Townes Van Zandt badger 2006

My sense also was that the PC1 is finding something like a sine-wave with a period related to a simple fraction of N.

Principal Components applied to Red Noise « Climate Audit 2005

Not many details, yet, but judging from the sine-wave blips on the Japanese Product Page, it could be the modern day Triadex Muse.

The Yamaha Tenori-On music box 2005

Any two sine-wave frequencies as simultaneous drivers combine to produce a sine-wave difference frequency propagating in water, essentially without sidebands or reverberations.

Chapter 6 1990

It was very nearly a sine-wave modulation of the light -- and when a Mahon-modified machine goes into sine-wave flicker, it is the same as Cheyne-Stokes breathing in a human.

The Machine That Saved The World Murray Leinster 1935