• In statistics, the k-nearest neighbors algorithm (k-NN) is a non-parametric supervised learning method first developed by Evelyn Fix and Joseph Hodges...
    31 KB (4,251 words) - 12:27, 4 October 2024
  • Dimension reduction Fixed-radius near neighbors Fourier analysis Instance-based learning k-nearest neighbor algorithm Linear least squares Locality sensitive...
    27 KB (3,341 words) - 11:34, 22 August 2024
  • Nearest neighbor graph in geometry Nearest neighbor function in probability theory Nearest neighbor decoding in coding theory The k-nearest neighbor algorithm...
    878 bytes (129 words) - 17:40, 7 May 2024
  • have different shapes. The unsupervised k-means algorithm has a loose relationship to the k-nearest neighbor classifier, a popular supervised machine...
    61 KB (7,698 words) - 17:51, 21 November 2024
  • In the theory of cluster analysis, the nearest-neighbor chain algorithm is an algorithm that can speed up several methods for agglomerative hierarchical...
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  • Thumbnail for Nearest-neighbor interpolation
    points around (neighboring) that point. The nearest neighbor algorithm selects the value of the nearest point and does not consider the values of neighboring...
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  • Thumbnail for Nearest neighbor graph
    theoretical discussions of algorithms a kind of general position is often assumed, namely, the nearest (k-nearest) neighbor is unique for each object....
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  • Thumbnail for K-d tree
    nearest neighbors of the query point is significantly less than the average distance between the query point and each of the k nearest neighbors, the performance...
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  • margin nearest neighbor (LMNN) classification is a statistical machine learning algorithm for metric learning. It learns a pseudometric designed for k-nearest...
    10 KB (1,428 words) - 13:49, 4 October 2024
  • the same purposes as the K-nearest neighbors algorithm and makes direct use of a related concept termed stochastic nearest neighbours. Neighbourhood...
    6 KB (1,166 words) - 01:11, 1 August 2023
  • The primary motivation for employing lazy learning, as in the K-nearest neighbors algorithm, used by online recommendation systems ("people who viewed/purchased/listened...
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  • Hierarchical clustering k-means clustering k-medians Mean-shift OPTICS algorithm Anomaly detection k-nearest neighbors algorithm (k-NN) Local outlier factor...
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  • k-nearest neighbors algorithm (k-NN), a method for classifying objects Nearest neighbor graph (k-NNG), a graph connecting each point to its k nearest...
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  • instance away. Examples of instance-based learning algorithms are the k-nearest neighbors algorithm, kernel machines and RBF networks.:β€Šch. 8β€Š These store...
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  • learning algorithm is the k-nearest neighbor algorithm, which is related to transductive learning algorithms. Another example of an algorithm in this category...
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  • in its immediate neighborhood. This is the bias used in the k-nearest neighbors algorithm. The assumption is that cases that are near each other tend...
    6 KB (761 words) - 12:21, 20 November 2024
  • that is specifically designed to facilitate the speed-up of a k-nearest neighbors algorithm in finite metric spaces. Compressed cover tree is a simplified...
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  • Thumbnail for Nonlinear dimensionality reduction
    hyperparameter in the algorithm is what counts as a "neighbor" of a point. Generally the data points are reconstructed from K nearest neighbors, as measured by...
    48 KB (6,106 words) - 00:59, 19 November 2024
  • Thumbnail for Supervised learning
    regression Naive Bayes Linear discriminant analysis Decision trees K-nearest neighbor algorithm Neural networks (Multilayer perceptron) Similarity learning Given...
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  • calculated to be βˆ’22.4 kJ/mol. The experimental value is βˆ’21.8 kJ/mol. The parameters associated with the ten groups of neighbors shown in table 1 are determined...
    24 KB (2,923 words) - 19:52, 31 October 2024
  • dictate which approach is most suitable in any particular case. k-nearest neighbors algorithm Logistic regression Support Vector Machines Decision Tree Learning...
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  • Thumbnail for Nearest centroid classifier
    {\mu }}_{\ell }-{\vec {x}}\|} . Cluster hypothesis k-means clustering k-nearest neighbor algorithm Linear discriminant analysis Manning, Christopher;...
    3 KB (285 words) - 13:13, 24 May 2023
  • Thumbnail for Pixel-art scaling algorithms
    scaling and rotation algorithm for sprites developed by Xenowhirl. It produces far fewer artifacts than nearest-neighbor rotation algorithms, and like EPX,...
    31 KB (3,640 words) - 01:41, 2 October 2024
  • DBSCAN (category Cluster analysis algorithms)
    (those whose nearest neighbors are too far away). DBSCAN is one of the most commonly used and cited clustering algorithms. In 2014, the algorithm was awarded...
    29 KB (3,508 words) - 21:27, 19 November 2024
  • Thumbnail for Lloyd's algorithm
    integral over a region of space, and the nearest centroid operation results in Voronoi diagrams. Although the algorithm may be applied most directly to the...
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  • against which the covariates are balanced out (similar to the K-nearest neighbors algorithm). By matching treated units to similar non-treated units, matching...
    9 KB (969 words) - 13:24, 14 August 2024
  • matter; in this application, it is also known as the friends-of-friends algorithm. In the beginning of the agglomerative clustering process, each element...
    17 KB (2,496 words) - 01:05, 12 November 2024
  • non-parametric models for regression. nearest neighbors, see nearest-neighbor interpolation and k-nearest neighbors algorithm regression trees kernel regression...
    7 KB (670 words) - 14:52, 4 February 2024
  • the nearest neighbor rule, an important method that would go on to become a key piece of machine learning technologies, the k-Nearest Neighbor (k-NN)...
    4 KB (345 words) - 02:38, 24 September 2024
  • The ball tree nearest-neighbor algorithm examines nodes in depth-first order, starting at the root. During the search, the algorithm maintains a max-first...
    10 KB (1,401 words) - 17:07, 11 December 2023