Talk:Resolution

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Disambiguation needed

very much in need of a disambiguation page!!!

Spatial and temporal resolution

I've disambiguation-ified this page. However, I can make neither head nor tail of the following two paragraphs, so I've decided to stick them here in hope that someone will be able to clarify it and paste it where it belongs. --Smack 03:09, 17 Apr 2004 (UTC)

Technicians (engineers and scientists) addressing technicians have a more specific meaning when talking about resolution of an imaging system. They are generally talking about spatial resolution, though when talking about moving picture (film or video) systems, they may be talking about temporal resolution. Spatial resolution is usually measured by the Modulation Transfer Function (MTF), which is a relationship between contrast and spatial frequency.
Contrast is defined as the difference between dark and light areas, measured in density (film), or electrical units (imaging sensors), or bits (digital camera systems), divided by the sum of the dark and light areas. This value is measured or calculated and plotted against spatial frequency, measured in cycles per millimeter.

Contrast formula in LaTeX

The source text of the cut paragraph above included

Contrast is defined as the difference between dark and light areas, measured in density (film), or electrical units (imaging sensors), or bits (digital camera systems), divided by the sum of the dark and light areas. < !-- this cumbersome description to be replaced by the formula as soon as I figure out LaTeX - eh -- > This value is measured or calculated and plotted against spatial frequency, measured in cycles per millimeter.

I'm not sure if "you" care about the hidden comment, but if so this may help:

<math>

\frac{Dark Area - \mathrm{Light Area}} {\mathit{Dark Area} + \mathbf{Light Area}} <math> You can fill in whatever for DA and LA, and for style.

--Smack

Logic

What happened to the logic meaning?

  • An inference rule widely used in automated deduction systems.

Bovlb 03:21, 2004 Apr 23 (UTC)

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