• The sci.* hierarchy is a major class of newsgroups in Usenet, containing all newsgroups whose name begins with "sci.", organized hierarchically. sci.* groups...
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  • cryptography and related issues. sci.crypt — an unmoderated forum for discussions on technical aspects of cryptography. sci.crypt.research — a similar, moderated...
    2 KB (214 words) - 18:22, 29 April 2024
  • Thumbnail for Hierarchy
    A hierarchy (from Greek: ἱεραρχία, hierarkhia, 'rule of a high priest', from hierarkhes, 'president of sacred rites') is an arrangement of items (objects...
    61 KB (5,943 words) - 16:18, 12 June 2025
  • Thumbnail for Alt.* hierarchy
    'alternative' to the 'mainstream' (comp, misc, news, rec, soc, sci and talk) hierarchies". The "So You Want to Create an Alt Newsgroup" FAQ repeats a common...
    8 KB (1,034 words) - 21:09, 3 February 2025
  • Thumbnail for Dominance hierarchy
    field of ethology, a dominance hierarchy (formerly and colloquially called a pecking order) is a type of social hierarchy that arises when members of animal...
    77 KB (9,491 words) - 22:51, 24 May 2025
  • Thumbnail for Usenet
    themselves logically organized into hierarchies of subjects. For instance, sci.math and sci.physics are within the sci.* hierarchy. Or, talk.origins and talk.atheism...
    89 KB (8,838 words) - 03:21, 3 June 2025
  • boolean hierarchy is the hierarchy of boolean combinations (intersection, union and complementation) of NP sets. Equivalently, the boolean hierarchy can be...
    4 KB (574 words) - 08:35, 7 April 2025
  • nomination, discussion and voting. The original seven hierarchies were comp.*, misc.*, news.*, rec.*, sci.*, soc.*, and talk.*. They were open and free for...
    4 KB (299 words) - 16:28, 3 April 2024
  • These are the most widely distributed and carefully controlled newsgroup hierarchies. See Big 8 (Usenet) and the Great Renaming for more information. Computer-related...
    2 KB (192 words) - 05:00, 13 September 2024
  • statistics, hierarchical clustering (also called hierarchical cluster analysis or HCA) is a method of cluster analysis that seeks to build a hierarchy of clusters...
    31 KB (3,496 words) - 11:28, 23 May 2025
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    science. The SciPy package is at the core of Python's scientific computing capabilities. Available sub-packages include: cluster: hierarchical clustering...
    9 KB (828 words) - 03:55, 13 June 2025
  • top-level hierarchy refers to the hierarchy defined by the prefix before the first dot. The most commonly known hierarchies are the Usenet hierarchies. So for...
    18 KB (2,383 words) - 21:58, 3 May 2025
  • A hierarchy of evidence, comprising levels of evidence (LOEs), that is, evidence levels (ELs), is a heuristic used to rank the relative strength of results...
    35 KB (4,009 words) - 23:57, 30 May 2025
  • cover all NP. Uwe Schöning (1983). "A Low and a High Hierarchy within NP". J. Comput. Syst. Sci. 27 (1): 14–28. doi:10.1016/0022-0000(83)90027-2. "Complexity...
    1 KB (172 words) - 23:00, 15 August 2023
  • 102–117, Bibcode:1975AqSci..37..102M, doi:10.1007/BF02505181, hdl:10261/337692, S2CID 20521602 O'Neill, R. V. (1986), A Hierarchical Concept of Ecosystems...
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  • prefix "alt" designated a hierarchy that is alternative to the mainstream (comp, misc, news, rec, soc, sci, talk) hierarchies. As free form discussion...
    6 KB (637 words) - 02:04, 2 April 2023
  • Usenet II was a proposed alternative to the classic Usenet hierarchy, started in 1998. Unlike the original Usenet, it was peered only between "sound sites"...
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  • Thumbnail for Southern California Institute of Architecture
    California Institute of Architecture (SCI-Arc) is a private architecture school in Los Angeles, California. SCI-Arc was founded in 1972 when it was initially...
    13 KB (1,206 words) - 15:14, 29 May 2025
  • NC (complexity) (redirect from NC hierarchy)
    {NC}}^{i}\subseteq \cdots \subseteq {\mathsf {NC}}} which forms the NC-hierarchy. The smallest class, NC0, is the class of functions definable by boolean...
    22 KB (3,079 words) - 19:01, 4 June 2025
  • Thumbnail for Caste system in India
    determined by birth. A hierarchical system wherein generally the Brahmins were at the head of the hierarchy, but this hierarchy was disputed in some cases...
    188 KB (22,361 words) - 15:36, 10 June 2025
  • classified by the United States Government. Security clearances are hierarchical; each level grants the holder access to information in that level and...
    34 KB (3,659 words) - 03:24, 4 June 2025
  • as the fine (high-fidelity) and coarse (low-fidelity), respectively. Hierarchical simulation refers to those which directly exchange information between...
    21 KB (2,306 words) - 04:39, 28 April 2025
  • physics, the Bogoliubov–Born–Green–Kirkwood–Yvon (BBGKY) hierarchy (sometimes called Bogoliubov hierarchy) is a set of equations describing the dynamics of a...
    9 KB (1,553 words) - 14:32, 22 December 2024
  • 1985–2008 series of six Sci-Fi novels by Orson Scott Card...
    34 KB (3,282 words) - 01:51, 5 June 2025
  • Thumbnail for Cognitive science
    Cognitive science (redirect from Cog sci)
    known example of a phrase structure tree. This is one way of representing human language that shows how different components are organized hierarchically....
    74 KB (8,629 words) - 22:35, 23 May 2025
  • University of Iowa. Nabil Anton Khabbaz (1974). "A geometric hierarchy of languages". J. Comput. Syst. Sci. 8 (2): 142–157. doi:10.1016/s0022-0000(74)80052-8....
    9 KB (1,315 words) - 09:16, 16 December 2023
  • Thumbnail for Bogd Khan
    Tibet, he was the third most important person in the Tibetan Buddhist hierarchy as the 8th Jebtsundamba Khutuktu, below only the Dalai Lama and Panchen...
    13 KB (1,334 words) - 06:58, 7 June 2025
  • Thumbnail for Origins of agriculture in West Asia
    way of the integration of use-wear, phytolith & organic-residue analyses. Sci Rep 14, 26805 (2024). https://doi.org/10.1038/s41598-024-78019-9 Rowlands...
    131 KB (17,117 words) - 13:44, 9 June 2025
  • Hierarchical Risk Parity (HRP) is an advanced investment portfolio optimization framework developed in 2016 by Marcos López de Prado at Guggenheim Partners...
    30 KB (3,698 words) - 23:34, 15 June 2025
  • hierarchy was discussed in the memory-prediction theory of brain function by Hawkins in his book On Intelligence.[citation needed] Such a hierarchy also...
    90 KB (10,419 words) - 09:51, 27 May 2025