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Curve Fitting Toolbox 関数

アルファベット順 カテゴリ別

線形回帰と非線形回帰

fit 曲線または曲面でデータを近似する
fittype 曲線近似および曲面近似の近似タイプ
fitoptions 近似オプション オブジェクトを作成または変更する
prepareCurveData Prepare data inputs for curve fitting
prepareSurfaceData Prepare data inputs for surface fitting
excludedata Exclude data from fit
argnames Input argument names of cfit, sfit, or fittype object
category Category of fit of cfit, sfit, or fittype object
coeffnames Coefficient names of cfit, sfit, or fittype object
coeffvalues Coefficient values of cfit or sfit object
dependnames Dependent variable of cfit, sfit, or fittype object
feval Evaluate cfit, sfit, or fittype object
formula Formula of cfit, sfit, or fittype object
get Get fit options structure property names and values
indepnames Independent variable of cfit, sfit, or fittype object
islinear Determine if cfit, sfit, or fittype object is linear
numargs Number of input arguments of cfit, sfit, or fittype object
numcoeffs Number of coefficients of cfit, sfit, or fittype object
probnames Problem-dependent parameter names of cfit, sfit, or fittype object
set Assign values in fit options structure
setoptions Set model fit options
type Name of cfit, sfit, or fittype object

内挿

fit 曲線または曲面でデータを近似する
fittype 曲線近似および曲面近似の近似タイプ
fitoptions 近似オプション オブジェクトを作成または変更する
get Get fit options structure property names and values
set Assign values in fit options structure
feval Evaluate cfit, sfit, or fittype object
prepareCurveData Prepare data inputs for curve fitting
prepareSurfaceData Prepare data inputs for surface fitting
excludedata Exclude data from fit

平滑化

fit 曲線または曲面でデータを近似する
fittype 曲線近似および曲面近似の近似タイプ
fitoptions 近似オプション オブジェクトを作成または変更する
get Get fit options structure property names and values
set Assign values in fit options structure
smooth 応答データを平滑化する
prepareCurveData Prepare data inputs for curve fitting
prepareSurfaceData Prepare data inputs for surface fitting
excludedata Exclude data from fit

近似の後処理

cfit Constructor for cfit object
sfit Constructor for sfit object
coeffnames Coefficient names of cfit, sfit, or fittype object
coeffvalues Coefficient values of cfit or sfit object
confint Confidence intervals for fit coefficients of cfit or sfit object
differentiate Differentiate cfit or sfit object
feval Evaluate cfit, sfit, or fittype object
integrate Integrate cfit object
plot Plot cfit or sfit object
predint Prediction intervals for cfit or sfit object
probvalues Problem-dependent parameter values of cfit or sfit object
quad2d Numerically integrate sfit object

スプライン

構築

bspline Plot B-spline and its polynomial pieces
csape Cubic spline interpolation with end conditions
csapi Cubic spline interpolation
csaps Cubic smoothing spline
cscvn “Natural” or periodic interpolating cubic spline curve
getcurve Interactive creation of cubic spline curve
ppmak Put together spline in ppform
rpmak Put together rational spline
rscvn Piecewise biarc Hermite interpolation
rsmak Put together rational spline for standard geometric shapes
spap2 Least-squares spline approximation
spapi Spline interpolation
spaps Smoothing spline
spcrv Spline curve by uniform subdivision
splinetool Experiment with some spline approximation methods
spmak Put together spline in B-form
stmak Put together function in stform
tpaps Thin-plate smoothing spline
spterms Explain spline terms
franke Franke's bivariate test function
titanium Titanium test data

後処理

fn2fm Convert to specified form
fnbrk Name and part(s) of form
fnchg Change part(s) of form
fncmb Arithmetic with function(s)
fnder Differentiate function
fndir Directional derivative of function
fnint Integrate function
fnjmp Jumps, i.e., f(x+)-f(x-)
fnmin Minimum of function in given interval
fnplt Plot function
fnrfn Refine partition of form
fntlr Taylor coefficients
fnval スプライン関数を評価する
fnxtr Extrapolate function
fnzeros 指定した区間で関数の零点を求める
franke Franke's bivariate test function
spterms Explain spline terms
titanium Titanium test data

ブレーク、節点およびサイト

aptknt Acceptable knot sequence
augknt Augment knot sequence
aveknt Provide knot averages
brk2knt Convert breaks with multiplicities into knots
chbpnt Good data sites, Chebyshev-Demko points
knt2brk, knt2mlt Convert knots to breaks and their multiplicities
newknt New break distribution
optknt Knot distribution “optimal” for interpolation
sorted Locate sites with respect to mesh sites
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