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What is the difference between white-sky and black-sky albedo?

MODIS Atmosphere: Filled Land Surface Albedo Product: Freque...
White-sky is the bihemispherical reflectance under conditions of isotropic illumination, so it has the angular dependency removed. Black-sky is the directional hemispherical reflectance computed at local solar noon.
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Can the black-sky albedo be computed for different solar zenith angles?

MODIS Atmosphere: Filled Land Surface Albedo Product: Freque...
Yes. The official Boston University's MOD43 website (see FAQ #9), explains how to compute black-sky albedo at other solar zenith angles from the BRDF parameters.
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why are they only in Black and White?

The DT FAQ :: That's Frequently Asked Questions foo'! Now qu...
because being colorblind, I don't see in color, and instead of driving me and everyone around me nuts by constantly asking if one color is the same as what I used last time, I just do DT as line art, occasionally i add some color, or do a special color pic, but otherwise i just say screw color.
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What is the difference between a "black" and "white shaman"?

FREQUENTLY ASKED QUESTIONS
The primary difference according to Eliade is that the white shamans have relationships with the gods, the black shamans with spirits. Though most shamanic cultures the shaman has the ability to do both, and often does. As with other pagan religions and spiritual movements, it is the intent that marks the differences between the two. (Shamanism: Archaic Techniques of Ecstasy pages 184-189)
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What is the difference between color recognition and black and white models?

GMR Frequently Asked Questions
Lucidyne offers both color recognition and black and white models. The main difference is black and white models do not recognize the color of the crayon or chalk. Color recognition is not needed in applications where only one grader is involved. In situations where two or more graders are utilized, knowing the grade lines of each is important management information.
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What is the difference between the black foam and the white foam?

Frequently Asked Questions
The black foam (polyurethane, or GranuFoam® Dressing) is hydrophobic or water repelling. It is an open pore foam, which allows for exudate to be removed. It is less dense than the white foam (polyvinyl alcohol, or Vers-Foam™ Dressing) and is reticulated, which means all the pores are in communication with each other. This design allows for increased distribution of negative pressure across the wound bed.
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What is the difference between black and white spruce?

ParkWise - FAQs Denali NPPr
Black and white spruce are two different species of tree which can look so much alike it is difficult to tell the difference outside of a laboratory. The following are indicators which may help differentiate the two: Habitat. White spruce thrive in well-drained areas while black spruce can only compete on bogs or on moist ground.
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What is the difference between black and white magic?

Frequently Asked Questions
Well, from a Wiccan point of view, the difference is only in your intent. Do you intend to work for the good of all, or are you using magic to try to cause harm to someone? The magic is the same in either case. It's like electricity - magic is not good or evil in itself, it's how it's used that matters.
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How do you make the background white rather than black?

Raster3D Frequently Asked Questions
Each input file to the render program starts with 19 header records that describe image layout and processing options. The fifth line contains three numbers which specify the RGB values for the background. 0 0 0 specifies a black background; 1 1 1 specifies a white background; 0.9 0.9 0.4 specifies a light yellow background, and so on.
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Why are penguins black and white?

New England Aquarium Penguin Pages
This coloration is called counter-shading and it is used to camouflage a penguin in the water .From below a penguin's white belly blends into the bright surface of the ocean while from above a penguin's dark back disappears into the inky blackness of the ocean below. This camouflage is crucial in avoiding predators and catching prey.
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How do I create a fill which goes from black to white?

PAGEMAKER LISTSERV FREQUENTLY ASKED QUESTIONS LIST
or any other colour? You can't do this directly in PageMaker. Create this (which is called a gradient fill) in Photoshop or Illustrator or whatever drawing or paint program you use, and place it in PageMaker. If you want to apply a color in PageMaker, make it a grayscale original rather than creating it in color. If you want to make it an EPS rather than a TIFF file, then make the preview a 1-bit preview (it won't look so good on screen but you'll be able to see the colour that you apply).
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General Tea 1. What is the difference between white, green, black and oolong tea?

Numi Tea - Frequently Asked Questions
Oolongs (which cover a wide range of processes) usually have some physical manipulation done to them, breaking down the cellulose within the tea leaf to bring out the flavors. Oxidation is between 10% to 75%. Black teas are fully oxidized. The tea leaf is cut and bruised, bringing out the various flavors nascent in the leaf.
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Is there a difference between the Black or White material?

What is Far Infrared Rays - Thermoflow's Answers to common F...
The Far Infrared healing benefits are the same in both the Black and White material. The percentage of the impregnated Bio Ceramic formula is the same.
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Is there a difference between white and black chia seeds?

FAQ
There is no difference between the seeds other than the color. Our seeds are a mixture of the two colors. Check out the USDA's web site at http://www.nal.usda.gov/fnic/foodcomp/search/ Chia seeds are both black and white in color. The nutrition is the same in both "colors" of seeds. If you plant only the white seeds you will produce white chia or planting black will only produce black. The biggest difference is the growing area and the climate differences.
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What happened to the black and white Nixon bowling poster?

Lebowski Fest...:::
We no longer have the B&W version and are selling the color poster as seen in the Dude's living room above the Tiki Bar. It really ties the room together. Check out the other retired items here.
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Why is the picture black and white?

Hier finden Sie die aktuellen Infos zur DVD Technologie
You are probably trying to play an NTSC disc in a PAL player, but your PAL TV is not able to handle the signal. If your player has a switch or onscreen setting to select the output format for NTSC discs, choosing PAL (60-Hz) may solve the problem. See section 1.19 for more information.
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How many bits do I need to smoothly shade from black to white?

Gamma FAQ - Frequently Asked Questions about Gamma
a particular level of adaptation, human vision responds to about a hundred-to-one contrast ratio of luminance from white to black. Call these luminance values 100 and 1. Within this range, vision can detect that two luminance values are different if the ratio between them exceeds about 1.01, corresponding to a contrast sensitivity of one percent.
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Loic Nicolas Photography
All the pictures are taken in color, and can later be transformed at will into black and white (scroll down for examples)..
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Photo Confection
Black and white Photo Products look great. Black and white Photo Products can be created from color or black and white photographs.
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What is the Difference Between a Silver and White Filling?

Pediatric Dentistry / Dental and Oral Health Care for Childr...
Information about what to expect during a root canal treatment, including price estimates and follow up care.
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What's the difference between the black, white and various colors?

Air-2.com - Frequently Asked Questions
The black models are re-chargeable and include a battery and built-in charger. The white, blue, and green models are corded and do not include a battery or built-in charger.
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What is the difference between black, white and grey magick?

Alt.Magick FAQ
In one well-respected tradition, the goal of magick can be considered the union of the magician with the divine, the raising of the human consciousness unto the higher consciousness. Any operation that is not ultimately directed towards this goal is black magick. The terms arise because "white" magick signifies the divine light, and "black" magick signifies moving away from the divine light, into darkness.
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What's the difference between “white magic” and “black magic”?

Frequently Asked Questions
Magic doesn't really come in “colors”. These are really rather outdated terms not used by Wiccans. But what people usually mean when they say “white magic” is magic which is used to help yourself and others, and what they mean by “black magic” is magic that is used to manipulate, control or harm others.
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Are there some difference among white and black skin in relation to the Cellulite?

FAQ - Frequent Asked Questions about Body Disharmony Syndrom...
The Cellulite is a process of the fat tissue, which is below the skin. The skin is only reached secondarily. The color of the skin doesn't have influence in the process. In skins of darker shade, the process can be a little less visible.
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What do you see the difference is between working in black-and-white and color? Which do you prefer?

Usagi Yojimbo Dojo - FAQ: Stan Sakai Himself
Amazing Heroes #187 Interview, January 1991) It's mostly a matter of choice, though it is a bit of a matter of economics. But colorists in America really don't know how to color. They either try to hide bad artwork or they oftentimes wind up hiding good artwork. They don't push it to the limit like they do in Europe. In the United States grass is always green, the sky is always blue -- American audiences have a very literal color sense.
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What is the difference between a black-HIP blade and a white blade?

KYOCERA | Advanced Ceramic Products | Advantages of Ceramic ...
A black (HIP) blade is made out of a black zirconium oxide and offers extra durability. This type of blade goes through an extra firing process called a "hot-isostatic press," creating a tighter weave between the ceramic molecules, thus creating a tougher blade. The white ceramic blade is also made out of zirconium oxide but does not go through this expensive sintering process.
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What is the difference between white, green, black and oolong tea?

Koobies Coffee FAQs - Coffees, Teas, Syrups, Ghirardelli Cho...
Oolongs (which cover a wide range of processes) usually have some physical manipulation done to them, breaking down the cellulose within the tea leaf to bring out the flavors. Oxidation varies 10% to 75%. Black teas are fully oxidized. The tea leaf is cut and bruised, bringing out the various flavors nascent in the leaf.
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Ambrosia Teas - Frequently Asked Questions
Believe it for not, all tea come from the same Camellia Sinensis plant. The difference between black, green and other teas lie only in the processing method. White tea are often used for special occasions or ceremonies. They go through the least amount of processing and are not oxidized at all. Tea leaves are picked and dried immediately. These leaves produce a pale, delicate infusion the color of straw. The flavors tend to be light with natural sweetness.
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