numerical mathematics, hierarchical matrices (H-matrices) are used as data-sparse approximations of non-sparse matrices. While a sparse matrix of dimension n...
15 KB (2,149 words) - 21:04, 14 April 2025
A hierarchical organization or hierarchical organisation (see spelling differences) is an organizational structure where every entity in the organization...
37 KB (4,087 words) - 23:07, 19 June 2025
function of many variables Hierarchical matrix, a data-sparse approximation of a non-sparse matrix Hilbert matrix, a square matrix with entries being the...
1 KB (234 words) - 22:57, 5 November 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...
27 KB (3,067 words) - 05:29, 10 July 2025
curse in three steps: Hierarchical Clustering: Assets are grouped into clusters based on their correlations, forming a hierarchical tree structure. Quasi-Diagonalization:...
30 KB (3,698 words) - 00:30, 24 June 2025
organization. The different types of organization charts include: Hierarchical Matrix Flat (also known as Horizontal) There is no accepted form for making...
8 KB (916 words) - 23:15, 29 April 2025
Organizational structure (redirect from Matrix structure)
culture management and matrix management, amongst others. None of these however has left behind the core tenets of Bureaucracy. Hierarchies still exist, authority...
48 KB (5,984 words) - 10:41, 18 July 2025
List of named matrices (redirect from List of matrix)
matrices used in mathematics, science and engineering. A matrix (plural matrices, or less commonly matrixes) is a rectangular array of numbers called entries...
32 KB (1,336 words) - 21:01, 14 April 2025
mathematics, computer science and especially graph theory, a distance matrix is a square matrix (two-dimensional array) containing the distances, taken pairwise...
31 KB (4,098 words) - 17:36, 23 June 2025
published "Some hierarchical models for automatic document retrieval" in 1963 which also included a visual depiction of a document-term matrix. Salton was...
11 KB (1,529 words) - 07:47, 14 June 2025
marketing hierarchy, an engineering-oriented company produced "many ground-breaking computer systems." This is an example of cross-functional matrix management...
10 KB (1,044 words) - 22:30, 6 July 2025
diagrammatic representation is frequently used in different contexts: in hierarchical clustering, it illustrates the arrangement of the clusters produced by...
7 KB (671 words) - 11:32, 23 June 2025
Mixture of experts (redirect from Hierarchical mixture of experts)
and take care of a local region alone (thus the name "local experts"). Hierarchical mixtures of experts uses multiple levels of gating in a tree. Each gating...
44 KB (5,634 words) - 08:30, 12 July 2025
Bailey's FFT algorithm (redirect from Matrix FFT algorithm)
Cooley–Tukey FFT algorithm was originally designed for systems with hierarchical memory common in modern computers (and was the first FFT algorithm in...
5 KB (633 words) - 08:12, 18 November 2024
Composite material (redirect from Composite matrix)
resin or thermoplastics as a binder Ceramic matrix composites (composite ceramic and metal matrices) Metal matrix composites advanced composite materials...
96 KB (11,338 words) - 11:54, 15 July 2025
and Student B respectively. This represents a hierarchical data scheme. A solution to modeling hierarchical data is using linear mixed models. LMMs allow...
23 KB (2,888 words) - 16:45, 25 June 2025
Bauer integrated matrix and discrete systems into USQ, or Universal SQ. It was a hierarchical 4-4-4 discrete matrix that used the SQ matrix as the baseband...
18 KB (2,192 words) - 00:52, 8 June 2024
in terms of a hierarchical matrix approximation (HODLR) or basis function expansion (LatticeKrig, MRA, wavelets). The hierarchical matrix approach can...
12 KB (2,033 words) - 15:51, 26 November 2024
in military intelligence, for uncovering insurgent networks of both hierarchical and leaderless nature.[citation needed] With the recent explosion of...
35 KB (3,959 words) - 04:41, 15 June 2025
Multilevel model (redirect from Hierarchical Bayes model)
Nonlinear mixed-effects model Bayesian hierarchical modeling Restricted randomization also known as hierarchical linear models, linear mixed-effect models...
33 KB (4,923 words) - 17:38, 21 May 2025
A risk matrix is a matrix that is used during risk assessment to define the level of risk by considering the category of likelihood (often confused with...
13 KB (1,462 words) - 07:57, 7 July 2025
The Hierarchical navigable small world (HNSW) algorithm is a graph-based approximate nearest neighbor search technique used in many vector databases. Nearest...
7 KB (638 words) - 13:36, 15 July 2025
Locality of reference (section Hierarchical memory)
matrix is represented as a sequential matrix of rows and the requirement is to access a single column of the matrix. Efficiency of memory hierarchy use:...
16 KB (2,329 words) - 02:47, 21 July 2025
inverse of the covariance matrix. Hierarchical: algorithms which approximate the covariance matrix with a hierarchical matrix. These columns are about...
28 KB (1,681 words) - 20:44, 23 May 2025
classifier Naive Bayes classifier Binary classifier Linear classifier Hierarchical classifier Dimensionality reduction Canonical correlation analysis (CCA)...
39 KB (3,385 words) - 07:36, 7 July 2025
2014-07-09. "Radeon Gallium3D Hierarchical-Z Updated (R600)". Radeon Gallium3D Hierarchical-Z Updated (R600). 2012-02-08. "Feature matrix of the free and open-source...
4 KB (483 words) - 12:53, 27 August 2024
Similarity measure (redirect from Similarity matrix)
used in many clustering techniques including K-means clustering and Hierarchical clustering. The Euclidean distance is a measure of the straight-line...
17 KB (2,536 words) - 17:36, 18 July 2025
computational complexity theory, the polynomial hierarchy (sometimes called the polynomial-time hierarchy) is a hierarchy of complexity classes that generalize...
17 KB (2,826 words) - 14:50, 19 May 2025
calcium carbonate are the minerals deposited in the chitin-protein hierarchical matrix. The sheep crab (Loxorhynchun grandis), like other crabs, has a highly...
29 KB (3,608 words) - 17:40, 23 May 2025
Pyramid scheme (redirect from 2x2 forced matrix)
This is distinct from the pyramid scheme variation making use of the hierarchical flower model, where new members are continually recruited into the group...
40 KB (4,359 words) - 07:19, 10 July 2025