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2007-03-19 05:08:57 · 9 answers · asked by khaja hsn salman khaja raeesu ha 1 in Social Science Psychology

9 answers

(m)

Percolator
Percolator is a set of algorithms that create an artistic composition of images, based on what's in the news today. In short, three things take place once the code is run:

Harvest news from the internet: using the Google library for NodeBox, a number of news sites are visited (CNN, BBC, Fox News, Google News, ABC News, MSNBC, CBSNews, Yahoo! News, Wired News, USA TODAY) and summarised with an extension of the Keywords library for NodeBox.

Harvest corresponding images: a number of images are drawn from the Photobjects library, based on the keyword summary of today's news.

Collate the images: a composition is then assembled from these images using the PhotoBot library for NodeBox. This algorithm knows things about contrast and harmony, and typically applies rotation, scaling, overlay blends, hue blends, and gradient masks.

So, basically, the computer creates a contemporary piece of design without any human involvement. As to why I'm doing all of this, you can read the full article on artificial creativity on the Replica website.

2007-03-19 22:40:06 · answer #1 · answered by mallimalar_2000 7 · 2 0

A coffee percolator, or caffettiera, is a type of pot used to brew coffee.

Coffee percolators once enjoyed great popularity, but percolators were supplanted in the early 1970s by automatic drip coffee makers, and more recently by the French press, as well as a renewed interest in espresso coffee. Percolators still have a following, since the coffee has a distinctive quality that some particularly appreciate.

There are two basic types of percolator: the first forces boiling water under pressure through the grounds into a separate chamber, while the second continually cycles the boiling brew through the grounds using gravity until the required strength is reached.

http://en.wikipedia.org/wiki/Percolator

2007-03-21 05:59:37 · answer #2 · answered by popcandy 4 · 0 0

A coffee percolator, or caffettiera, is a type of pot used to brew coffee.

Coffee percolators once enjoyed great popularity, but percolators were supplanted in the early 1970s by automatic drip coffee makers, and more recently by the French press, as well as a renewed interest in espresso coffee. Percolators still have a following, since the coffee has a distinctive quality that some particularly appreciate.

There are two basic types of percolator: the first forces boiling water under pressure through the grounds into a separate chamber, while the second continually cycles the boiling brew through the grounds using gravity until the required strength is reached.

2007-03-19 05:22:05 · answer #3 · answered by fdm215 7 · 0 0

a coffee percolator, a type of pot used to brew coffee
"Percolator," a song by Stereolab from their 1996 album Emperor Tomato Ketchup

coffee percolator

thre are two types pressure type and gravity type

is comprised of three sections, all usually made of metal, which screw together such that the steam pressure created in the pot is contained during use.

Water is placed in the lower section (marked A) and the raw coffee grounds in the mid-section (marked B) with the spout reaching below the water level. After the top section, initially empty, is affixed, the pot is placed on a heat source. As the water reaches boiling point it turns to steam and eventually creates sufficient pressure to force all the water from the lower section up the tube at once, through the grounds — which are held in place by a metal filter either side — and through a second tube until it hits the lid of the pot and is collected in the upper section (C), producing a strong, concentrated coffee. Gaskets and safety valves are fitted to ensure a tightly closed unit, allow for pressure to safely build up in the lower section and provide a necessary security release if this pressure gets too high.

The second type of percolator consists of a pot with a small chamber at the bottom, which is placed closest to the heat source. A vertical tube leads from this chamber to the top of the percolator. Just below the upper end of this tube is a perforated chamber.

The percolator is prepared for use by placing the desired quantity of water in the pot, and a corresponding amount of a fairly coarse grind of coffee in the top chamber. It is important that the water level should be below the bottom of the coffee chamber.

After the percolator is placed on the heat source (such as a stove), the temperature rises until the water in the bottom chamber boils. While some models may feature a one-way valve at the bottom of the tube which forces some of the boiling water up the tube, most operate on the simple principle of rising bubbles forcing liquid up the tube. The hot water is distributed at the top over the perforated lid of the coffee chamber. This water then seeps through the coffee grounds and leaves the coffee chamber through the bottom, dropping back into the lower half of the pot. The rest of the colder water at the bottom is meanwhile also forced up the tube, causing this whole cycle to repeat continually.

As the brew continually drips through the grounds, the overall temperature of the liquid approaches boiling point, at which stage the "perking" action (the characteristic spurting sound the pot makes) stops, and the coffee is ready for drinking. In a manual percolator it is important to remove or reduce the heat at this point, as most coffee-drinkers agree that it should never be allowed to boil; an adage to this effect states, "Coffee boiled is coffee spoiled". Brewed coffee left on high heat for too long will also acquire a bitter taste.

Some coffee percolators have an integral electric heating element, and should obviously never be used on a stove. Most of these automatically reduce the heat at the end of the brewing phase, keeping the coffee at drinking temperature but not boiling.

Emperor Tomato Ketchup is a 1996 album by the band Stereolab. It is named after a 1972 underground art movie by Shuji Terayama of the same name. The permanent line-up at the time was Tim Gane, Laetitia Sadier, Mary Hansen, Morgan Lhote, Andrew Ramsay and Duncan Brown. Shortly after the band recorded the album, Brown left Stereolab's fold (his exemplary bass work can be found on track three of the album) and was replaced by Richard Harrison (who, in turn, was replaced by the current bass player Simon Johns).



All songs by Tim Gane and Laetitia Sadier, except where noted.

"Metronomic Underground" – 7:55
"Cybele's Reverie" – 4:42
"Percolator" (Gane, Sean O'Hagan, Sadier) – 3:47
"Les Yper-Sound" – 4:05
"Spark Plug" – 2:29
"OLV 26" – 5:42
"The Noise of Carpet" – 3:05
"Tomorrow is Already Here" – 4:56
"Emperor Tomato Ketchup" – 4:37
"Monstre Sacre" – 3:44
"Motoroller Scalatron" – 3:48
"Slow Fast Hazel" – 3:53
"Anonymous Collective" – 4:32

2007-03-19 06:13:58 · answer #4 · answered by sweety 2 · 0 0

What is meant by percolator?

Percolator:
1. a kind of coffeepot in which boiling water in a repeated process is forced up a hollow stem, filters down through ground coffee in a sievelike container, and returns to the pot below.
2. something that percolates.

Percolates:
1. To cause (liquid, for example) to pass through a porous substance or small holes; filter.
2. To pass or ooze through: Water percolated the sand.
3. To make (coffee) in a percolator.

I retrieved these definitions from www.dictionary.com

2007-03-19 05:14:41 · answer #5 · answered by Anonymous · 1 0

If you're talking coffee, it is a tall pot with a small basket inside with holes in it to which a tube is attached. When water is put in the pot, it is made to boil, the water goes up the tube and spills onto the basket, at the top of the pot, onto which ground-up coffee has been placed. So the water soaks the coffee grounds and sends the "juice" back down into the pot for it to start all over again, till you take the pot off the burner. That process is percolating.

2007-03-19 05:18:19 · answer #6 · answered by 4LifenGood 1 · 0 0

In the 50's, 60's and 70's, it was an electric coffee

pot. Hey, do you have a serach engine like Google;

you could have looked it up that way! I think they still

make percolators for coffee because some people still

like them.

2007-03-19 05:12:57 · answer #7 · answered by judy f 3 · 0 0

I use a percolator now.

2007-03-19 05:14:18 · answer #8 · answered by Anonymous · 0 0

Electric coffee pot, usually stainless steel or ceramic.

2007-03-19 05:18:14 · answer #9 · answered by Anonymous · 0 0

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