• the method of empirical orthogonal function (EOF) analysis is a decomposition of a signal or data set in terms of orthogonal basis functions which are determined...
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  • flow, the motion of liquid induced by an applied potential Empirical orthogonal functions, in statistics and signal processing Ethyl orthoformate, an...
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  • Thumbnail for Principal component analysis
    Eckart–Young theorem (Harman, 1960), or empirical orthogonal functions (EOF) in meteorological science (Lorenz, 1956), empirical eigenfunction decomposition (Sirovich...
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  • dimensions. The Hilbert–Huang empirical mode decomposition (EMD) process decomposes a signal into intrinsic mode functions combined with the Hilbert spectral...
    40 KB (7,060 words) - 14:16, 12 February 2025
  • differintegral Generalized Fourier series Orthogonal functions Orthogonal polynomials Empirical orthogonal functions Set of uniqueness Continuous Fourier transform...
    3 KB (202 words) - 12:10, 30 October 2023
  • the northwestern Pacific and compared the results to vector empirical orthogonal function results. Ocean engineering: Schlurmann [2002] introduced the...
    54 KB (6,621 words) - 16:01, 1 August 2025
  • an infinite linear combination of orthogonal functions, analogous to a Fourier series representation of a function on a bounded interval. The transformation...
    47 KB (10,719 words) - 12:47, 29 June 2025
  • number theory, the distribution of zeros of the Riemann zeta function (and other L-functions) is modeled by the distribution of eigenvalues of certain random...
    53 KB (7,569 words) - 17:30, 21 July 2025
  • Thumbnail for Singular value decomposition
    processing Dimensionality reduction Eigendecomposition of a matrix Empirical orthogonal functions (EOFs) Fourier analysis Generalized singular value decomposition...
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  • Thumbnail for Pacific decadal oscillation
    1997. The Pacific decadal oscillation index is the leading empirical orthogonal function (EOF) of monthly sea surface temperature anomalies (SST-A) over...
    36 KB (4,191 words) - 09:00, 27 May 2025
  • The proper orthogonal decomposition is a numerical method that enables a reduction in the complexity of computer intensive simulations such as computational...
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  • distribution Empirical Empirical Bayes method Empirical distribution function Empirical likelihood Empirical measure Empirical orthogonal functions Empirical probability...
    87 KB (8,280 words) - 18:37, 30 July 2025
  • Thumbnail for Singular spectrum analysis
    matrix C X {\displaystyle {\textbf {C}}_{X}} are called temporal empirical orthogonal functions (EOFs). The eigenvalues λ k {\displaystyle \lambda _{k}} of...
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  • Thumbnail for Arctic oscillation
    oscillation loading pattern, which is defined as the first empirical orthogonal function (EOF) of monthly mean 1000 hPa geopotential height during the...
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  • available in PROC FACTOR using ROTATE = VARIMAX. Factor analysis Empirical orthogonal functions Q methodology Rotation matrix Henry F. Kaiser (September 1958)...
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  • Thumbnail for Self-organizing map
    advantages over the conventional feature extraction methods such as Empirical Orthogonal Functions (EOF) or PCA. Additionally, researchers found that Clustering...
    35 KB (4,068 words) - 03:33, 2 June 2025
  • Thumbnail for Time series
    filter to remove unwanted noise Principal component analysis (or empirical orthogonal function analysis) Singular spectrum analysis "Structural" models: General...
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  • Thumbnail for Hockey stick graph (global temperature)
    over time in the spatial field of interest (defined as the empirical orthogonal functions, or EOFs) using both local relationships of the proxies to climate...
    187 KB (18,586 words) - 11:07, 29 May 2025
  • Thumbnail for Birkeland current
    "A high-resolution model of field-aligned currents through empirical orthogonal functions analysis (MFACE)". Geophysical Research Letters. 39 (18). Bibcode:2012GeoRL...
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  • method, to calculate approximate wave functions and energies for atoms and ions. Hartree sought to do away with empirical parameters and solve the many-body...
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  • Orthogonal defect classification (ODC) turns semantic information in the software defect stream into a measurement on the process. The ideas were developed...
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  • (1992). "Orthogonal arrays for computer experiments, integration and visualization". Statistica Sinica. 2: 439–452. Ye, K.Q. (1998). "Orthogonal column...
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  • is defined as the spatial distribution of the second leading empirical orthogonal functions mode of monthly mean sea level pressure north of 70° N, where...
    11 KB (1,323 words) - 23:24, 27 May 2025
  • S2CID 254965361. Hannachi, A.; Jolliffe, I.; Stephenson, D. (2007). "Empirical orthogonal functions and related techniques in atmospheric science: A review". International...
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  • by numerical weather prediction, is based on the principal empirical orthogonal function (EOF) of surface pressure. This definition has a high degree...
    26 KB (3,168 words) - 02:33, 30 June 2025
  • 2013) proposed orthogonal initialization: initializing weight matrices as uniformly random (according to the Haar measure) semi-orthogonal matrices, multiplied...
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  • Thumbnail for Basis (linear algebra)
    of Fourier series, one learns that the functions {1} ∪ { sin(nx), cos(nx) : n = 1, 2, 3, ... } are an "orthogonal basis" of the (real or complex) vector...
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  • between the hinge loss and these other loss functions is best stated in terms of target functions - the function that minimizes expected risk for a given...
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  • combinatorics, two Latin squares of the same size (order) are said to be orthogonal if when superimposed the ordered paired entries in the positions are all...
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  • Vapnik–Chervonenkis theory (category Empirical process)
    and since it is used in many machine learning proofs on bounding empirical loss functions (including the proof of the VC inequality which is discussed in...
    22 KB (3,956 words) - 09:00, 27 June 2025