Numerics 

6MAD
    robust fitting
    robust smoothing

adjusted residuals
adjusted R-square
algorithms
Analysis GUI
    census data example
    description
axes limit control
    census data example
    nonparametric fit example

backslash operator
batch mode
best fit
bisquare weights
    robust fitting
    robust smoothing
bounds
    confidence
        census data example
        definition
    prediction
        definition
        goodness of fit example

carbon12alpha data set
census data example
center and scale
cfit function
cflibhelp function
cftool function
coefficient
    confidence bounds
    constraints
        Fit Options GUI
        Fourier series example
        Gaussian example
    starting values
        Fit Options GUI
        Gaussian example
    structure
        piecewise polynomials
coefficient of multiple determination
complex data
    importing
confidence bounds
    census data example
    definition
    Legendre polynomial example
confint function
constraints
    Fit Options GUI
    Fourier series example
    Gaussian example
covariance matrix of coefficient estimates
Create Custom Equation GUI
    definition
    Legendre polynomial example
cubic spline interpolation
curve fitting session
    saving custom equations
    saving fit results
Curve Fitting Tool
    Fourier series example
    Gaussian example
    Legendre polynomial example
    nonparametric fit example
    opening with cftool
    prediction bounds
    rational example
    residuals
    robust fit example
    starting
custom equations
    definition
    general
        Fourier series example
        Gaussian example
        robust fit example
    linear
        Legendre polynomial example
        robust fitting example
    saving

data
    excluding
    fitting procedure
        census data example
        general steps
    importing
    quality
    sectioning
    smoothing
    statistics
    See also predictor data, response data
Data GUI
    Data Sets pane
    Smooth pane
data sets
    deleting
    enso
    flvote2k
    gauss3
    hahn1
    importing
    renaming
Data Sets pane
    census data example
    description
data tips
    accessing
    robust fit example
datastats function
default
    coefficient parameters
        fit options
    confidence level for bounds
    smoothing parameter
degrees of freedom
deleting
    data sets
    exclusion rules
design matrix
determining the best fit
differentiate function
disp function

enso data set
equations
    custom
    library
error distribution
error sum of squares
evaluating the goodness of fit
    available measures
    example
examples
    evaluating the goodness of fit
    excluding and sectioning data
    Fourier series fit
    Gaussian fit
    importing data
    Legendre polynomial fit
    nonparametric fit
    rational fit
    robust fit
    sectioning periodic data
    smoothing data
Exclude GUI
    description
    example
    robust fit example
excludedata function
excluding data
    example
    marking outliers
    sectioning
exclusion rule
    definition
    robust fitting example
exponentials
    fit type definition
extrapolation
    census data example

feval function
filtering data
    moving average
    Savitzky-Golay
finite differencing parameters
fit convergence criteria
Fit Editor
    census data example
    Legendre polynomial example
    nonparametric fit example
    robust fit example
fit function
Fit Options GUI
    description
    Fourier series example
    Gaussian example
fit tips
fitoptions function
fitting
    algorithms
    batch mode
    fit options
    least squares method
        definition
        linear
        nonlinear
    nonparametric
fitting, continued
    numerical results
    parametric
    procedure
        census data example
        general steps
    visual results
Fitting GUI
    census data example
    Fit Editor
    fitting process
    nonparametric fit example
    numerical fit results
    robust fit example
    Table of Fits
fittype function
flvote2k data set
Fourier series
    example
    fit type definition
functions
    cfit
    cflibhelp
    cftool
    confint
    datastats
    differentiate
    disp
    excludedata
    feval
    fit
    fitoptions
    fittype
    get
    integrate
    plot
    predint
    set
    smooth

gauss3 data set
Gaussian
    error distribution
    example
    fit type definition
Gauss-Newton algorithm
general equations
General Equations pane
    description
    Fourier series example
    Gaussian example
generating an M-file
get function
goodness of fit
    available measures
    census data example
    statistics
graphically viewing data
GUI
    Analysis
        census data example
        description
    Create Custom Equation
        definition
        Legendre polynomial example
    Data
    Exclude
    Fit Options
        description
        Fourier series example
        Gaussian example
GUI, continued
    Fitting
        census data example
        Legendre polynomial example
        nonparametric fit example
        rational example
        robust fit example
    Plotting
        census data example
        description
        smoothing data example
    Table Options
        census data example
        goodness of fit evaluation

hahn1 data set
hat matrix

importing data
    description
    example
influential data
Infs
    importing
    removing
integrate function
interpolants
iteratively reweighted least squares

Jacobian

LAR
least absolute residuals
least squares fitting
    definition
    linear
    nonlinear
    robust
    weighted linear
Legendre polynomials
    example
    generating
Levenberg-Marquardt algorithm
leverages
library models
linear equations
    custom
    fit options
    fitting
Linear Equations pane
    description
    Legendre polynomial example
    robust fit example
linear interpolation
linear least squares
loading the curve-fitting session
local regression smoothing
loess
lowess

MAD
    robust fitting
    robust smoothing
marking outliers
median absolute deviation
    robust fitting
    robust smoothing
M-file generation
models
    custom
    library
moving average filtering
multiple correlation coefficient

NaNs
    importing
    removing
nearest neighbor interpolation
nonlinear equations
    custom
    fit options
    fitting
nonlinear least squares
nonparametric fitting
    example
    methods
normal distribution
normal equations
normalization
numerically viewing data

objects
    cfit
    fit result
    fittype
outliers
    definition
    marking
    removing
    robust fit
overdetermined system of equations
overfitting
    census data example
    goodness of fit evaluation

parametric fitting
pchip
piecewise polynomials
plot function
Plotting GUI
    census data example
    description
    smoothing data example
polynomials
    census data example
    fit type definition
    Legendre
    piecewise
    rational models
power series
    fit type definition
prediction bounds
    definition
    goodness of fit example
predictor data
    census data example
    importing
    sectioning
    viewing numerically
predint function
preprocessing data
    excluding and sectioning
    smoothing
    transforming the response data
Preview window
problem parameter
    passing to fit
projection matrix

QR decomposition
quality of data
    definition
    weighted linear least squares

rationals
    example
    fit type definition
regression
    sum of squares
    weights
        least squares
        smoothing
removing Infs, NaNs, and outliers
renaming
    data sets
    exclusion rules
residual degrees of freedom
residuals
    adjusted
    comparing multiple fits
    definition
    displaying
        census data example
        goodness of fit evaluation
    excluding data with
response data
    census data example
    error distribution
    importing
    sectioning
    transforming
    viewing numerically
right-click menu
RMSE
robust
    fitting
        alternative to excluding data
        example
        regression schemes
    smoothing
robust least squares
robust weights
    fitting
    smoothing
Rodrigues' formula
root mean squared error
R-square
    adjusted
    negative values
rubber band selection

saving
    analysis results
        workspace variables
    fit results
        curve fitting session
        M-file
        workspace variables
Savitzky-Golay filtering
scatter plot
scatter plot smooth
sectioning data
    definition
    example
    periodic data example
    rules
session
set function
shape-preserving interpolation
sine functions
smooth function
Smooth pane
    description
    example
smoothing data
    definition
    example
    local regression
    moving average filtering
    robust procedure
    Savitzky-Golay filtering
smoothing spline
span
spline
    cubic interpolant
    smoothing
spline
SSE, SSR, SST
standard error
standardized residuals
starting values
    Fit Options GUI
    Gaussian example
structure of coefficients
sum of sine functions
    fit type definition
sum of squares
    error
    regression
    total

Table of Fits
Table Options GUI
    census data example
    goodness of fit evaluation
toolbar
Tools menu
total sum of squares
transforming the response data
tricube weights
trust-region algorithm

variances
viewing data
    graphically
    numerically

Weibull distribution
    fit type definition
weighted linear least squares
weights
    regression
        least squares
        smoothing
    robust
        least squares
        smoothing
    viewing numerically