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Filter
Last update: Saturday 11th of February 2012
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Wiktionary, the free dictionary.
The term filter may refer to:
- In chemistry, engineering, or household usage, a device to separate mixtures. See
- filter (chemistry)
- filter (water)
- filter (air)
- filter (oil)
- pneumatic filter
- cigarette filter.
- In optics and photography, a device to remove or block certain wavelengths (colors) of light. See
- filter (optics)
- filter (photography)
- infrared filter
- In signal processing applications such as telecommunications and music, an electronic or mechanical device, or mathematical algorithm, to modify the harmonic content of signals. See
- electronic filter
- audio filter.
- In computing:
- A program to process a data stream:
- filter (software)
- filter (Unix)
- mail filter
- Internet filter
- wordfilter
- DirectShow
- BPF filter expression used in the qualification of network data
- A program to process a data stream:
- In mathematics, a certain kind of subset of a partially ordered set. See
- filter (mathematics).
- In psychology, a type of learning blockage. See
- affective filter.
Filter may also be the name of:
- Filter (band), an industrial rock band
- Filter (television), a show on the G4 channel:
- Filter (magazine), an off-beat indie music magazine
- Helicon Filter, a raster graphics editor
See also
- Johann Sebastian Filter, inventor of filter paper
- Filter coffee, a hot drink chocolate
- Filter feeder, an animal that strains food particles from water
- Philter, a magical potion
- Filtration
- Conversion
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Gmail supports perl syntax regex expressions in filtersHere's an example filterfoo OR bar in:spam -/windows vista.*download/
The NicStic is a cigarette-size plastic tube with a rechargeable heating coil that vaporizes tobacco instead of burning it.Pop a filter on the end of the tube, and in seconds it is warmed up enough for a nicotine fix without the smoke. Because it has no smoke, it also has none of the tar, arsenic, cadmium and formaldehyde of regular cigarettes
This is an old article but it shows off the strength of the Akismet spam filter for Wordpress and other platforms. The amount of spam it prevented for this guy is staggering.
A new technique for finding copyrighted video clips on sites like YouTube relies on the motion in the frame, not on color or audio, and it could be coming to a video-sharing site near you in the next few months.
Blastfeed is an on-line service that lets you aggregate, remix and filter RSS feeds. And Blastfeed can immediately notify you of any results of such filtering.