Toolboxfunctions

frequency response of LTI models c2d Discretize continuous-time systems ctrb Form controllability matrix d2c Convert discrete-time LTI models to continuous time damp Compute damping factors and natural frequency dare Solve discrete-time algebraic Riccati equations (DAREs) dcgain Compute low-frequency (DC) gain of LTI system dlqr Design linear-quadratic (LQ) state-feedback regulator for discrete-time plant dlyap Solve discrete-time Lyapunov equations gram Compute controllability and observability grammians impulse Compute impulse response of LTI model lqg Continuous linear-quadratic-Gaussian (LQG) control synthesis lqr Design linear-quadratic (LQ) state-feedback regulator for state-space system lsim Simulate LTI model responses to arbitrary inputs lyap Solve continuous-time Lyapunov equation nichols Compute Nichols frequency responses of LTI models nyquist Compute Nyquist frequency response of LTI models obsv Form observability matrix ord2 Generate continuous second-order systems parallel Parallel connection of two LTI models place Pole placement design pzmap Compute pole-zero map of LTI models rlocus Evans root locus series Series connection of two LTI models ss Specify state-space models or convert LTI model to state space step Step response of LTI systems tf Specify transfer function or convert LTI model to transfer function form Curve Fitting Toolbox argnames Input argument names of cfit or fittype object formula Formula of cfit or fittype object Database Toolbox columns Database table column names exec Execute SQL statement and open cursor rows Number of rows in fetched data set Filter Design Toolbox butter Butterworth IIR filter design using specification object cheby1 Chebyshev Type I filter using specification object cheby2 Chebyshev Type II filter using specification object freqz Frequency response of filter grpdelay Filter group delay Financial Toolbox irr Internal rate of return minus Financial time series subtraction mrdivide Financial time series matrix division plus Financial time series addition rdivide Financial time series division times Financial time series multiplication uminus Unary minus of financial time series object uplus Unary plus of financial time series object Fixed-Point Toolbox bar Create vertical bar graph int16 Stored integer value of fi object as built-in int16 int32 Stored integer value of fi object as built-in int32 int8 Stored integer value of fi object as built-in int8 mesh Create mesh plot range Numerical range of fi or quantizer object semilogx Create semilogarithmic plot with logarithmic x-axis semilogy Create semilogarithmic plot with logarithmic y-axis uint16 Stored integer value of fi object as built-in uint16 uint32 Stored integer value of fi object as built-in uint32 uint8 Stored integer value of fi object as built-in uint8 Image Processing Toolbox applylut Neighborhood operations on binary images using lookup tables bestblk Determine optimal block size for block processing blkproc Distinct block processing for image bwarea Area of objects in binary image bweuler Euler number of binary image bwlabel Label connected components in binary image bwmorph Morphological operations on binary images bwselect Select objects in binary image cmpermute Rearrange colors in colormap cmunique Eliminate duplicate colors in colormap; convert grayscale or truecolor image to indexed image col2im Rearrange matrix columns into blocks colfilt Columnwise neighborhood operations conndef Create connectivity array corr2 2-D correlation coefficient dct2 2-D discrete cosine transform dctmtx Discrete cosine transform matrix edge Find edges in grayscale image gray2ind Convert grayscale or binary image to indexed image graycomatrix Create gray-level co-occurrence matrix from image grayslice Convert grayscale image to indexed image using multilevel thresholding histeq Enhance contrast using histogram equalization idct2 2-D inverse discrete cosine transform im2bw Convert image to binary image, based on threshold im2col Rearrange image blocks into columns imadjust Adjust image intensity values or colormap imhist Display histogram of image data imnoise Add noise to image imresize Resize image imrotate Rotate image imshow Display image ind2gray Convert indexed image to grayscale image isbw True for a binary image isgray True for grayscale image isind True for indexed image isrgb True for RGB image makelut Create lookup table for use with applylut mat2gray Convert matrix to grayscale image mean2 Average or mean of matrix elements medfilt2 2-D median filtering nlfilter General sliding-neighborhood operations ntsc2rgb Convert NTSC values to RGB color space ordfilt2 2-D order-statistic filtering padarray Pad array poly2mask Convert region-of-interest polygon to region mask qtdecomp Quadtree decomposition qtgetblk Block values in quadtree decomposition qtsetblk Set block values in quadtree decomposition rgb2gray Convert RGB image or colormap to grayscale rgb2ind Convert RGB image to indexed image rgb2ntsc Convert RGB color values to NTSC color space roicolor Select region of interest (ROI) based on color std2 Standard deviation of matrix elements stretchlim Find limits to contrast stretch image uintlut Compute new values of A based on lookup table (LUT) Link for Code Composer Studio list Information listings from CCS Mapping Toolbox rad2deg Convert angle units from radians to degrees Neural Network Toolbox minmax Ranges of matrix rows Optimization Toolbox fmincon Find minimum of constrained nonlinear multivariable function fminunc Find minimum of unconstrained multivariable function fminsearch Find minimum of unconstrained multivariable function using derivative-free method fsolve Solve system of nonlinear equations Robust Control Toolbox h2syn H2 control synthesis for LTI plant hinfsyn H optimal controller synthesis for LTI plant Signal Processing Toolbox ac2poly Convert autocorrelation sequence to prediction polynomial ac2rc Convert autocorrelation sequence to reflection coefficients arburg Estimate AR model parameters using Burg method aryule Estimate AR model parameters using Yule-Walker method bartlett Bartlett window bilinear Bilinear transformation method for analog-to-digital filter conversion blackman Blackman window buttord Butterworth filter order and cutoff frequency chirp Swept-frequency cosine dct Discrete cosine transform (DCT) fftfilt FFT-based FIR filtering using overlap-add method filtic Iinitial conditions for transposed direct-form II filter implementation flattopwin Flat Top weighted window gausswin Gaussian window hamming Hamming window hann Hann (Hanning) window hilbert Discrete-time analytic signal using Hilbert transform idct Inverse discrete cosine transform kaiser Kaiser window kaiserord Kaiser window FIR filter design estimation parameters levinson Levinson-Durbin recursion medfilt1 1-D median filtering periodogram PSD using a periodogram poly2ac Convert prediction filter polynomial to autocorrelation sequence poly2rc Convert prediction filter polynomial to reflection coefficients polystab Stabilize polynomial rc2ac Convert reflection coefficients to autocorrelation sequence rc2poly Convert reflection coefficients to prediction filter polynomial rectpuls Sampled aperiodic rectangle residuez z-transform partial-fraction expansion sgolay Savitzky-Golay filter design sgolayfilt Savitzky-Golay filtering sinc Sinc ss2zp Convert state-space filter parameters to zero-pole-gain form tf2ss Convert transfer function filter parameters to state-space form tf2zp Convert transfer function filter parameters to zero-pole-gain form triang Triangular window xcorr Cross-correlation xcorr2 2-D cross-correlation xcov Cross-covariance zp2ss Convert zero-pole-gain filter parameters to state-space form zp2tf Convert zero-pole-gain filter parameters to transfer function form Spline Toolbox csape Cubic spline interpolation with end conditions csapi Cubic spline interpolation fnder Differentiate function fnplt Plot function fnval Evaluate function Statistics Toolbox betacdf Beta cumulative distribution function betainv Inverse of beta cumulative distribution function betapdf Beta probability density function betarnd Random numbers from beta distribution binocdf Binomial cumulative distribution function binoinv Inverse of binomial cumulative distribution function binopdf Binomial probability density function binornd Random numbers from binomial distribution chi2cdf Chi-square cumulative distribution function chi2inv Inverse of chi-square cumulative distribution function chi2pdf Chi-square probability density function chi2rnd Random numbers from chi-square distribution expcdf Exponential cumulative distribution function expfit Parameter estimates and confidence intervals for exponentially distributed data expinv Inverse of exponential cumulative distribution function exppdf Exponential probability density function exprnd Random numbers from exponential distribution fcdf F cumulative distribution function ff2n Two-level full-factorial designs finv Inverse of F cumulative distribution function fpdf F probability density function frnd Random numbers from F distribution gamcdf Gamma cumulative distribution function gaminv Inverse of gamma cumulative distribution function gampdf Gamma probability density function gamrnd Random numbers from gamma distribution geocdf Geometric cumulative distribution function geoinv Inverse of geometric cumulative distribution function geomean Geometric mean of sample geopdf Geometric probability density function geornd Random numbers from geometric distribution harmmean Harmonic mean of sample histfit Histogram with superimposed normal density hygecdf Hypergeometric cumulative distribution function hygeinv Inverse of hypergeometric cumulative distribution function hygepdf Hypergeometric probability density function hygernd Random numbers from hypergeometric distribution kurtosis Sample kurtosis logncdf Lognormal cumulative distribution function logninv Inverse of lognormal cumulative distribution function lognpdf Lognormal probability density function lognrnd Random numbers from lognormal distribution mad Mean or median absolute deviation of sample moment Central moment of all orders nanmax Maximum, ignoring NaNs nanmean Mean, ignoring NaNs nanmedian Median, ignoring NaNs nanmin Minimum, ignoring NaNs nanstd Standard deviation, ignoring NaNs nansum Sum, ignoring NaNs normcdf Normal cumulative distribution function Normfit Maximum likelihood estimate of data to a normal distribution. norminv Inverse of normal cumulative distribution function normpdf Normal probability density function normrnd Random numbers from normal distribution poisscdf Poisson cumulative distribution function poissinv Inverse of Poisson cumulative distribution function poisspdf Poisson probability density function poissrnd Random numbers from Poisson distribution polyconf Polynomial confidence intervals prctile Percentiles of sample princomp Principal component analysis qqplot Quantile-quantile plot of two samples quantile Quantiles of sample randg Gamma distributed random numbers and arrays (unit scale) skewness Sample skewness tabulate Frequency table tcdf Student's t cumulative distribution function tinv Inverse of Student's t cumulative distribution function tpdf Student's t probability density function trimmean Mean of sample, excluding extreme values trnd Random numbers from Student's t distribution unidrnd Random numbers from discrete uniform distribution unifcdf Continuous uniform cumulative distribution function unifinv Inverse of continuous uniform cumulative distribution function unifpdf Continuous uniform probability density function unifrnd Random numbers from continuous uniform distribution wblcdf Weibull cumulative distribution function wblinv Inverse of Weibull cumulative distribution function wblpdf Weibull probability density function wblrnd Random numbers from Weibull distribution zscore Standardized z-scores Symbolic Math Toolbox lambertw Lambert's W function<br><br>

less