Cluster analysis or clustering is the data analyzing technique in which task of grouping a set of objects in such a way that objects in the same group...
75 KB (9,513 words) - 02:05, 30 April 2025
hierarchical clustering (also called hierarchical cluster analysis or HCA) is a method of cluster analysis that seeks to build a hierarchy of clusters. Strategies...
33 KB (3,889 words) - 02:22, 7 May 2025
observation belongs to the cluster with the nearest mean (cluster centers or cluster centroid), serving as a prototype of the cluster. This results in a partitioning...
62 KB (7,754 words) - 11:44, 13 March 2025
Silhouette is a method of interpretation and validation of consistency within clusters of data. The technique provides a succinct graphical representation of...
14 KB (2,216 words) - 07:52, 17 April 2025
Automatic clustering algorithms are algorithms that can perform clustering without prior knowledge of data sets. In contrast with other cluster analysis techniques...
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two dimensions and to visually identify clusters of closely related data points. Principal component analysis has applications in many fields such as...
117 KB (14,895 words) - 17:43, 23 April 2025
the number of clusters in a data set, a quantity often labelled k as in the k-means algorithm, is a frequent problem in data clustering, and is a distinct...
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topology analysis, and clustering analysis. The transitivity or clustering coefficient of a network is a measure of the tendency of the nodes to cluster together...
33 KB (3,831 words) - 22:35, 29 June 2024
vector space using the rows of V {\displaystyle V} . Now the analysis is reduced to clustering vectors with k {\displaystyle k} components, which may be...
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more than one cluster. Clustering or cluster analysis involves assigning data points to clusters such that items in the same cluster are as similar as possible...
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statistics, cluster analysis is the algorithmic grouping of objects into homogeneous groups based on numerical measurements. Model-based clustering based on...
32 KB (3,522 words) - 22:43, 26 January 2025
some multivariate techniques such as multidimensional scaling and cluster analysis, the concept of distance between the units in the data is often of...
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In cluster analysis, the elbow method is a heuristic used in determining the number of clusters in a data set. The method consists of plotting the explained...
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like a single computer Data cluster, an allocation of contiguous storage in databases and file systems Cluster analysis, the statistical task of grouping...
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discriminant correspondence analysis. Discriminant analysis is used when groups are known a priori (unlike in cluster analysis). Each case must have a score...
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Document clustering (or text clustering) is the application of cluster analysis to textual documents. It has applications in automatic document organization...
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Consensus clustering is a method of aggregating (potentially conflicting) results from multiple clustering algorithms. Also called cluster ensembles or...
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Time series (redirect from Time series analysis)
pattern recognition and machine learning, where time series analysis can be used for clustering, classification, query by content, anomaly detection as well...
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Statistical classification (redirect from Classification analysis)
ecology, the term "classification" normally refers to cluster analysis. Classification and clustering are examples of the more general problem of pattern...
13 KB (1,940 words) - 17:53, 15 July 2024
Clustering high-dimensional data is the cluster analysis of data with anywhere from a few dozen to many thousands of dimensions. Such high-dimensional...
18 KB (2,284 words) - 20:48, 27 October 2024
Cluster Criticism otherwise known as Cluster Analysis is a method utilized in rhetorical criticism. This form of analysis was made famous by Kenneth Burke...
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In statistics, cluster sampling is a sampling plan used when mutually homogeneous yet internally heterogeneous groupings are evident in a statistical...
16 KB (2,332 words) - 04:09, 13 December 2024
Embeddings for machine learning models include support-vector machines, clustering and probabilistic graphical models. Moreover, due to its close connection...
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Race (human categorization) (section Cluster analysis)
from using it or the fact that it has utility." Early human genetic cluster analysis studies were conducted with samples taken from ancestral population...
210 KB (23,434 words) - 11:02, 29 March 2025
Median (section Cluster analysis)
noise from grayscale images. In cluster analysis, the k-medians clustering algorithm provides a way of defining clusters, in which the criterion of maximising...
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Psychometrics (redirect from Psychometric analysis)
dimensions. Cluster analysis is an approach to finding objects that are like each other. Factor analysis, multidimensional scaling, and cluster analysis are all...
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computer science, constrained clustering is a class of semi-supervised learning algorithms. Typically, constrained clustering incorporates either a set of...
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Outline of machine learning (section Cluster analysis)
Hierarchical clustering Single-linkage clustering Conceptual clustering Cluster analysis BIRCH DBSCAN Expectation–maximization (EM) Fuzzy clustering Hierarchical...
39 KB (3,386 words) - 22:50, 15 April 2025
K-medians clustering is a partitioning technique used in cluster analysis. It groups data into k clusters by minimizing the sum of distances—typically...
6 KB (752 words) - 03:46, 24 April 2025
Clustering is the problem of partitioning data points into groups based on their similarity. Correlation clustering provides a method for clustering a...
14 KB (2,006 words) - 02:12, 5 May 2025