Regularity is the contrary of roughness because the basic aspect of the world is very rough.

Matte

The surface of the object is fairly rough.

Roughness

German'zinking 'for'rough', because zinc ore is very rough

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So these numbers are the numbers which denote the roughness of these surfaces.

They love to touch smooth surfaces rather than rough ones.

Like freshly baked pumpernickel.

Rather primitive humor, I hope.

My preference is about 70 coats of this matte black auto primer.

Rough and tumble play.

They're so rough.

Oh, how much kindness is hidden under rough skin!

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For rough surfaces, though, animals add claws.

It is rough and it is flat.

Childish, vulgar and completely insignificant.

Humanity had to learn about measuring roughness.

Her dress was made of coarse wool.

The skin of a shark is much rougher than that of a tuna fish.

It adds roughness to the dune's surface, to the texture of the dune's surface, binding the grains.

To the right, I took a higher roughness.

They were made of rough brown leather.

This is an incredibly rugged machine.

The bombsights that were available were incredibly crude.

Now here, I'm going to do a very poor job of silver soldering.

They said you were having a pretty rough time getting along these days.

Benoit Mandelbrot Fractals and the art of roughness

We're just seeing the coarse scale geometry here.

My ignorant, arrogant coarseness, my secret pride, my turning away.

The main physical parameters that have to be considered are surface roughness, image texture and morphology.

Robert Full That's what she did on rough surfaces.

Is it simply the byproduct of a crude mechanical action?

The stitches may be rough, but you can still wear.

Well, the surface of the spray coating is actually filled with nanoparticles that form a very rough and craggly surface.

Rough surfaces cause diffuse reflections in all directions and a significant portion of the signal is returned to the sensor.

Now actually, this is quite crude in comparison to our regular inner ear.

So on the left, I took the roughness copied from many landscapes.

I know there's still something harsh and stiff in my style.

This is very rough, and this is sort of smooth, and this perfectly smooth.

So Brownian motion, which happens to have a roughness number of two, goes around.

And what they do is step, very coarsely at first, and then very finely afterward.

And then, these are really crude pieces. We were just doing some tests here.

Tree bark is particularly good because it's nice and grainy, branchy, black and white splotchy and you can get the pattern seeking humans are pattern seeking animals.