• Data hierarchy refers to the systematic organization of data, often in hierarchical form. Data organization involves characters, fields, records, files...
    5 KB (640 words) - 02:47, 6 June 2025
  • Thumbnail for Hierarchical Data Format
    Hierarchical Data Format (HDF) is a set of file formats (HDF4, HDF5) designed to store and organize large amounts of data. Originally developed at the...
    9 KB (971 words) - 18:44, 6 August 2025
  • 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 (5,921 words) - 01:31, 4 August 2025
  • A hierarchical database model is a data model in which the data is organized into a tree-like structure. The data are stored as records which is a collection...
    7 KB (821 words) - 16:25, 7 January 2025
  • Thumbnail for Memory hierarchy
    In computer architecture, the memory hierarchy separates computer storage into a hierarchy based on response time. Since response time, complexity, and...
    12 KB (1,212 words) - 05:47, 6 August 2025
  • In data hierarchy, a field (data field) is a variable in a record. A record, also known as a data structure, allows logically related data to be identified...
    6 KB (629 words) - 15:50, 5 August 2024
  • "/var/run : Run-time variable data". Filesystem Hierarchy Standard 2.3. "5.13. /var/run : Run-time variable data". Filesystem Hierarchy Standard 3.0. "File System...
    26 KB (1,596 words) - 17:19, 5 August 2025
  • Thumbnail for Maslow's hierarchy of needs
    Maslow's hierarchy of needs is a conceptualisation of the needs (or goals) that motivate human behaviour, which was proposed by the American psychologist...
    46 KB (5,388 words) - 18:09, 11 July 2025
  • Thumbnail for DIKW pyramid
    as the knowledge pyramid, knowledge hierarchy, information hierarchy,: 163  DIKW hierarchy, wisdom hierarchy, data pyramid, and information pyramid,[citation...
    49 KB (5,409 words) - 21:24, 25 May 2025
  • Thumbnail for Data and information visualization
    display. Visual tools used include maps for location based data; hierarchical organisations of data; displays that prioritise relationships such as Sankey...
    82 KB (7,723 words) - 07:12, 11 July 2025
  • Thumbnail for Database
    Database (redirect from Data base)
    criteria (e.g., a query, a position in a hierarchy, or a position in relation to other data) and providing that data either directly to the user, or making...
    78 KB (9,882 words) - 04:46, 9 July 2025
  • Thumbnail for Cache hierarchy
    Cache hierarchy, or multi-level cache, is a memory architecture that uses a hierarchy of memory stores based on varying access speeds to cache data. Highly...
    24 KB (3,176 words) - 14:43, 24 June 2025
  • A settlement hierarchy is a way of arranging settlements into a hierarchy based upon their size. The term is used by landscape historians and in the National...
    21 KB (2,282 words) - 11:13, 1 August 2025
  • In data mining and statistics, hierarchical clustering (also called hierarchical cluster analysis or HCA) is a method of cluster analysis that seeks to...
    27 KB (3,071 words) - 00:47, 31 July 2025
  • Thumbnail for Tree (abstract data type)
    In computer science, a tree is a widely used abstract data type that represents a hierarchical tree structure with a set of connected nodes. Each node...
    17 KB (2,207 words) - 10:40, 22 May 2025
  • Thumbnail for History of hard disk drives
    hard disk drive. The disk drive created a new level in the computer data hierarchy, then termed Random Access Storage but today known as secondary storage...
    47 KB (5,066 words) - 05:38, 6 August 2025
  • Thumbnail for Data dictionary
    Description or synopsis Database index characteristics or specification Data hierarchy Data modeling Database catalog Database schema ISO/IEC 11179 Metadata...
    12 KB (1,427 words) - 08:01, 28 September 2024
  • BioVision Hierarchy (BVH) is a file format used for storing motion capture data. It was developed by BioVision, a company that was later acquired by Motion...
    3 KB (342 words) - 06:58, 20 April 2025
  • required to quantify data definition. A comprehensive data definition specification encompasses enterprise data, the hierarchy of data management, prescribed...
    9 KB (1,112 words) - 16:48, 16 July 2023
  • Thumbnail for Computer data storage
    computer is what manipulates data by performing computations. In practice, almost all computers use a storage hierarchy,: 468–473  which puts fast but...
    57 KB (6,541 words) - 15:59, 26 July 2025
  • Understanding Data element definition Data dictionary Data hierarchy ISO/IEC 11179 metadata registry specification Metadata Representation term Universal Data Element...
    3 KB (364 words) - 07:46, 10 January 2025
  • If the data is less structured, then often they are just stored as files. There are several options: File systems represent data hierarchically in nested...
    19 KB (1,834 words) - 22:23, 5 June 2025
  • Thumbnail for Data structure
    They enable efficient and optimal searching, sorting, and hierarchical representation of data. A trie, or prefix tree, is a special type of tree used to...
    16 KB (1,805 words) - 15:49, 31 July 2025
  • sub-models combine to form the hierarchical model, and Bayes' theorem is used to integrate them with the observed data and account for all the uncertainty...
    24 KB (3,844 words) - 15:59, 30 July 2025
  • scalar data types and other composite types that may be heterogeneous and hierarchical in nature. It is sometimes called a structure or a record or by a language-specific...
    1 KB (135 words) - 17:51, 19 June 2025
  • Thumbnail for Data type
    computer science and computer programming, a data type (or simply type) is a collection or grouping of data values, usually specified by a set of possible...
    26 KB (3,407 words) - 09:43, 29 July 2025
  • Hierarchical storage management (HSM), also known as tiered storage, is a data storage and data management technique that automatically moves data between...
    14 KB (1,711 words) - 14:33, 8 July 2025
  • Thumbnail for Command hierarchy
    A command hierarchy or chain of command is a group of people who carry out orders based on others' authority within the group. Certain aspects of a command...
    7 KB (939 words) - 03:01, 17 July 2025
  • Thumbnail for Data center
    made it possible to use a hierarchical design that put the servers in a specific room inside the company. The use of the term data center, as applied to specially...
    94 KB (8,908 words) - 17:33, 28 July 2025
  • The urban hierarchy ranks each city based on the size of population residing within the nationally defined statistical urban area. Because urban population...
    7 KB (960 words) - 20:38, 20 March 2024