• Thumbnail for Keystone effect
    The keystone effect is the apparent distortion of an image caused by projecting it onto an angled surface. It is the distortion of the image dimensions...
    6 KB (757 words) - 18:40, 13 May 2023
  • Look up keystone in Wiktionary, the free dictionary. Keystone or key-stone may refer to: Keystone (architecture), a central stone or other piece at the...
    5 KB (645 words) - 01:20, 14 September 2024
  • Thumbnail for Keystone species
    A keystone species is a species that has a disproportionately large effect on its natural environment relative to its abundance. The concept was introduced...
    29 KB (3,186 words) - 19:33, 8 November 2024
  • Thumbnail for Keystone (architecture)
    the arch surrounding the keystone is called a crown. Keystones or their suggested form are sometimes placed for decorative effect in the centre of the flat...
    8 KB (803 words) - 18:30, 8 September 2024
  • Thumbnail for North American beaver
    species is not always considered invasive, as in Europe it has a similar keystone effect to European beavers, which have not recolonized the area. The beaver...
    79 KB (8,351 words) - 11:54, 7 November 2024
  • Keynes effect (economics and finance) (Keynesian economics) Keystone effect (technology) Kinetic depth effect (perception) Kinetic isotope effect (chemical...
    34 KB (3,458 words) - 17:41, 5 October 2024
  • Thumbnail for Keystone (cask)
    A keystone is a small wooden or plastic fitting used in ale casks. For some years wooden casks have been effectively obsolete, with the majority now being...
    5 KB (855 words) - 20:18, 19 June 2020
  • Thumbnail for Image warping
    together with their exact adjoints and derivatives. Anamorphosis Keystone effect, one of the defects often repaired by warping Radar geo-warping Softwarp...
    3 KB (419 words) - 13:08, 18 November 2024
  • Thumbnail for Keystone Collections Group
    Keystone Collections Group, owned by Kratzenberg & Associates Inc., is a privately held local tax collections company operating primarily out of Irwin...
    4 KB (291 words) - 17:54, 25 August 2024
  • He criticised the image quality issues caused by the rainbow effect and the keystone effect as well as the large size of the projector that made it cumbersome...
    9 KB (1,005 words) - 04:52, 17 September 2024
  • Thumbnail for Perspective control
    to the artist's taste. See 3D projection for details. Anamorphosis Keystone effect Image distortion Ray, Sidney F. (2002). "63.6: Rectification printing"...
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  • distortions seen in some deep cave art. This distortion is known as the keystone effect. Gatton proposed that the deep cave distortions may have resulted from...
    74 KB (10,890 words) - 18:59, 21 August 2024
  • contain a keystone species, a species that has a large impact on the surrounding environment and that can directly affect the food chain. If a keystone species...
    18 KB (2,034 words) - 19:25, 19 November 2024
  • correction is a specific case known as keystone distortion correction derived from Keystone effect. Keystone distortion gets its name from the symmetric...
    8 KB (1,086 words) - 03:16, 14 June 2024
  • Thumbnail for Pricing strategies
    be £200. In a competitive industry, it is often not recommended to use keystone pricing as a pricing strategy due to its relatively high profit margin...
    37 KB (5,467 words) - 11:36, 8 November 2024
  • Gulf Keystone Petroleum Limited is an independent oil and gas exploration and production company that operates in the Kurdistan region of Iraq. It is also...
    18 KB (2,210 words) - 12:51, 23 August 2024
  • Keystone is the twenty-fifth album by trumpeter Dave Douglas. It was released on the Greenleaf label in 2005 and features performances by Douglas, Jamie...
    5 KB (422 words) - 04:55, 7 May 2023
  • Thumbnail for Umbrella species
    flagship species whose conservation benefits other species: 280  or a keystone species which may be targeted for conservation due to its impact on an...
    12 KB (1,375 words) - 18:00, 6 November 2024
  • Thumbnail for Apex predator
    recorded after the gray wolf, both an apex predator and a keystone species (one with a large effect on its ecosystem), was reintroduced to Yellowstone National...
    33 KB (3,273 words) - 05:11, 22 November 2024
  • Thumbnail for Tyson Foods
    Tyson Foods (redirect from Keystone Foods)
    On August 20, 2018, Tyson announced its intent to acquire food supplier Keystone Foods from Marfrig. Tyson announced it had completed the acquisition on...
    96 KB (9,556 words) - 13:12, 18 November 2024
  • Thumbnail for Pennsylvanian (train)
    uses the same Amtrak-owned Philadelphia to Harrisburg Main Line as the Keystone Service trains, but continues further west via the Pittsburgh Line through...
    39 KB (2,835 words) - 03:00, 14 November 2024
  • Jerry (1955), Rock-A-Bye Gator (1962), Cracked Quack (1952) 841 175 "The Keystone State" November 18, 2024 (2024-11-18) Bill and Toony embark on a Pennsylvania...
    410 KB (101 words) - 12:21, 22 November 2024
  • Thumbnail for Ecology
    term keystone species was coined by Robert Paine in 1969 and is a reference to the keystone architectural feature as the removal of a keystone species...
    210 KB (21,518 words) - 07:37, 19 November 2024
  • NAFTA-related reasons like relocation of U.S. firms to Mexico. In Pennsylvania, Keystone Research Center attributed 38,325 in job losses in the state to trade with...
    13 KB (1,626 words) - 02:26, 23 October 2023
  • Thumbnail for Joe Biden
    in the United States, and revoking permits for the construction of the Keystone XL pipeline. On March 11, the first anniversary of COVID-19 having been...
    437 KB (34,967 words) - 03:36, 22 November 2024
  • Souta speaks of two keystones that seal the worm: the western keystone has become Daijin, while the location of the eastern keystone is unknown. He warns...
    114 KB (8,506 words) - 00:00, 22 November 2024
  • Thumbnail for Mustelidae
    open the shellfish that form a significant part of its diet. It is a "keystone species", keeping its prey populations in balance so some do not outcompete...
    23 KB (2,038 words) - 15:10, 17 November 2024
  • biomass. This keystone species effect forms the basis for the concept of ecological extinction. The potential role of the sea otter as the keystone predator...
    19 KB (2,438 words) - 01:04, 26 August 2024
  • Thumbnail for Charlie Chaplin
    He was scouted for the film industry and began appearing in 1914 for Keystone Studios. He soon introduced and adopted the Tramp as his screen persona...
    172 KB (20,422 words) - 06:03, 11 October 2024
  • Thumbnail for The Tramp
    The Tramp (section Keystone)
    originally created by accident while Chaplin was working at Mack Sennett's Keystone Studios, when dressing up for the 1914 short film Mabel's Strange Predicament...
    41 KB (3,309 words) - 11:57, 29 September 2024