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Function   Description   Product Function List t2s Convert T-parameters to S-parameters RF Toolbox tableinfo Display lookup table coverage information for model object Simulink Verification and Validation tableprivileges Return database table privileges Database Toolbox tables Return database table names Database Toolbox tabulate Frequency table Statistics Toolbox tagm Set Tag property of map graphics object Mapping Toolbox tagm-ui GUI to edit tag property of mapped object Mapping Toolbox tan Tangent of argument in radians MATLAB tand Tangent of argument in degrees MATLAB tanh Hyperbolic tangent MATLAB tansig Hyperbolic tangent sigmoid transfer function Neural Network Toolbox tar Compress files into tar file MATLAB targetping Test communication between host and target computers xPC Target targetreturn Portfolio weight accuracy Financial Toolbox taskFinish M-file for user-defined options to run when task finishes Parallel Computing Toolbox taskStartup M-file for user-defined options to run when task starts Parallel Computing Toolbox taxedrr After-tax rate of return Financial Toolbox taylor Taylor series expansion Symbolic Math Toolbox taylortool Taylor series calculator Symbolic Math Toolbox taylorwin Taylor window Signal Processing Toolbox tbase Read 5-minute global terrain elevations from TerrainBase Mapping Toolbox tbilldisc2yield Convert Treasury bill discount to equivalent yield Fixed-Income Toolbox tbillprice Price Treasury bill Fixed-Income Toolbox tbillrepo Break-even discount of repurchase agreement Fixed-Income Toolbox tbillval01 Value of one basis point Fixed-Income Toolbox tbillyield Yield on Treasury bill Fixed-Income Toolbox tbillyield2disc Convert Treasury bill yield to equivalent discount Fixed-Income Toolbox tbl2bond Treasury bond parameters given Treasury bill parameters Financial Toolbox tblread Read tabular data from file Statistics Toolbox tblwrite Write tabular data to file Statistics Toolbox tcdf Student's t cumulative distribution function Statistics Toolbox tcpip Create TCPIP object Instrument Control Toolbox tdfread Read tab-delimited file Statistics Toolbox tempdir Name of system's temporary folder MATLAB tempname Unique name for temporary file MATLAB testconsole.Results Gets results from test console simulations Communications Toolbox TestFilters Structure array holding user-defined test filters Model-Based Calibration Toolbox TestPlan Test plan containing boundary tree Model-Based Calibration Toolbox TestPlans Array of test plan objects in project Model-Based Calibration Toolbox tetramesh Tetrahedron mesh plot MATLAB texlabel Produce TeX format from character string MATLAB text Create text object in current axes Fixed-Point Toolbox text Create text object in current axes MATLAB textm Project text annotation on map axes Mapping Toolbox textread Read data from text file; write to multiple outputs MATLAB textscan Read formatted data from text file or string MATLAB textwrap Wrapped string matrix for given uicontrol MATLAB tf Create or convert to transfer function model Control System Toolbox tf Convert linear models to transfer-function Control System Toolbox LTI models System Identification Toolbox tf Convert unconstrained MPC controller to linear transfer function Model Predictive Control Toolbox tf2ca Transfer function to coupled allpass Filter Design Toolbox tf2cl Transfer function to coupled allpass lattice Filter Design Toolbox tf2latc Convert transfer function filter parameters to lattice filter form Signal Processing Toolbox tf2sos Convert digital filter transfer function data to second-order sections form Signal Processing Toolbox tf2ss Convert transfer function filter parameters to state-space form Signal Processing Toolbox tf2zp Convert transfer function filter parameters to zero-pole-gain form Signal Processing Toolbox tf2zpk Convert transfer function filter parameters to zero-pole-gain form Signal Processing Toolbox tfdata Access transfer function data Control System Toolbox tfdata Numerator and denominator of transfer function from linear model System Identification Toolbox tfestimate Transfer function estimate Signal Processing Toolbox tformarray Apply spatial transformation to N-D array Image Processing Toolbox tformfwd Apply forward spatial transformation Image Processing Toolbox tforminv Apply inverse spatial transformation Image Processing Toolbox tfqmr Transpose-free quasi-minimal residual method MATLAB tfutbyprice Future prices of Treasury bonds given spot price Fixed-Income Toolbox tfutbyyield Future prices of Treasury bonds given current yield Fixed-Income Toolbox tfutimprepo Implied repo rates for Treasury bond future given price Fixed-Income Toolbox tfutpricebyrepo Implied repo rates given Treasury bond future price Fixed-Income Toolbox tfutyieldbyrepo Implied repo rates given Treasury bond future yield Fixed-Income Toolbox tgrline Read TIGER/Line data Mapping Toolbox tgspcinfo Return information about SPC file Bioinformatics Toolbox tgspcread Read data from SPC file Bioinformatics Toolbox thirdwednesday Find third Wednesday of month Financial Toolbox thirtytwo2dec Thirty-second quotation to decimal Financial Toolbox threshacceptbnd Find unconstrained or bound-constrained minimum of function of several variables using threshold acceptance algorithm Genetic Algorithm and Direct Search Toolbox throw (MException) Issue exception and terminate function MATLAB throwAsCaller (MException) Throw exception as if from calling function MATLAB thselect Threshold selection for de-noising Wavelet Toolbox tic, toc Measure performance using stopwatch timer MATLAB ticcs (For CCS) Create object that refers to CCS IDE Embedded IDE Link tick2ret Convert price series to return series Financial Toolbox tick2ret (fts) Convert price series to return series for time series object Financial Toolbox tiedrank Rank adjusted for ties Statistics Toolbox tightmap Remove white space around map Mapping Toolbox time2date Dates from time and frequency Financial Toolbox time2date Dates from time and frequency Financial Derivatives Toolbox timeoptions Create list of time plot options Control System Toolbox timer Construct timer object MATLAB timerfind Find timer objects MATLAB timerfindall Find timer objects, including invisible objects MATLAB times Financial time series multiplication Financial Toolbox times Element-by-element multiplication of fi objects Fixed-Point Toolbox times (DataMatrix) Multiply DataMatrix objects Bioinformatics Toolbox timeseries Create timeseries object MATLAB timestamp Return date and time when object was created or last modified System Identification Toolbox timezone Time zone based on longitude Mapping Toolbox tinv Student's t inverse cumulative distribution function Statistics Toolbox tissot Project Tissot indicatrices on map axes Mapping Toolbox titanium Titanium test data Spline Toolbox title Add title to current axes MATLAB tlc Invokes Target Language Compiler to convert model description file to generated code. Real-Time Workshop tmtool Open Test & Measurement Tool Instrument Control Toolbox tnodes Determine terminal nodes Wavelet Toolbox toannual Convert to annual Financial Toolbox todaily Convert to daily Financial Toolbox todatenum Convert CDF epoch object to MATLAB datenum MATLAB today Current date Financial Toolbox todecimal Fractional to decimal conversion Financial Toolbox toDegrees Convert angles to degrees Mapping Toolbox toeplitz Create Toeplitz matrix Fixed-Point Toolbox toeplitz Toeplitz matrix MATLAB tomonthly Convert to monthly Financial Toolbox tonemap Render high dynamic range image for viewing Image Processing Toolbox toolboxdir Root folder for specified toolbox MATLAB topoorder (biograph) Perform topological sort of directed acyclic graph extracted from biograph object Bioinformatics Toolbox toquarterly Convert to quarterly Financial Toolbox toquoted Decimal to fractional conversion Financial Toolbox toRadians Convert angles to radians Mapping Toolbox toRateSpec Convert IRDataCurve object to RateSpec Fixed-Income Toolbox toRateSpec Convert IRFunctionCurve object to RateSpec Fixed-Income Toolbox tosemi Convert to semiannual Financial Toolbox tostring Convert numerictype or quantizer object to string Fixed-Point Toolbox totaldelay Total combined I/O delays for LTI model Control System Toolbox totalreturnprice Total return price time series Financial Toolbox toweekly Convert to weekly Financial Toolbox tpaps Thin-plate smoothing spline Spline Toolbox tpdf Student's t probability density function Statistics Toolbox tr2bonds Term-structure parameters given Treasury bond parameters Financial Toolbox trace Sum of diagonal elements MATLAB traceplot Draw nucleotide trace plots Bioinformatics Toolbox track Track segments to connect navigational waypoints Mapping Toolbox track1 Geographic tracks from starting point, azimuth, and range Mapping Toolbox track2 Geographic tracks from starting and ending points Mapping Toolbox trackg Great circle or rhumb line defined via mouse input Mapping Toolbox trackui GUI to display great circles and rhumb lines on map axes Mapping Toolbox train Train neural network Neural Network Toolbox trainb Batch training with weight and bias learning rules Neural Network Toolbox trainbfg BFGS quasi-Newton backpropagation Neural Network Toolbox trainbfgc BFGS quasi-Newton backpropagation for use with NN model reference adaptive controller Neural Network Toolbox trainbr Bayesian regulation backpropagation Neural Network Toolbox trainbuwb Batch unsupervised weight/bias training Neural Network Toolbox trainc Cyclical order weight/bias training Neural Network Toolbox traincgb Conjugate gradient backpropagation with Powell-Beale restarts Neural Network Toolbox traincgf Conjugate gradient backpropagation with Fletcher-Reeves updates Neural Network Toolbox traincgp Conjugate gradient backpropagation with Polak-Ribi�re updates Neural Network Toolbox traingd Gradient descent backpropagation Neural Network Toolbox traingda Gradient descent with adaptive learning rate backpropagation Neural Network Toolbox traingdm Gradient descent with momentum backpropagation Neural Network Toolbox traingdx Gradient descent with momentum and adaptive learning rate backpropagation Neural Network Toolbox trainlm Levenberg-Marquardt backpropagation Neural Network Toolbox trainoss One-step secant backpropagation Neural Network Toolbox trainr Random order incremental training with learning functions Neural Network Toolbox trainrp Resilient backpropagation Neural Network Toolbox trains Sequential order incremental training with learning functions Neural Network Toolbox trainscg Scaled conjugate gradient backpropagation Neural Network Toolbox translate Translate structuring element (STREL) Image Processing Toolbox transmit Send CAN messages to CAN bus Vehicle Network Toolbox transpose Transpose operation Fixed-Point Toolbox transpose (timeseries) Transpose timeseries object MATLAB trapmf Trapezoidal-shaped built-in membership function Fuzzy Logic Toolbox trapz Trapezoidal numerical integration MATLAB traverse (biograph) Traverse biograph object by following adjacent nodes Bioinformatics Toolbox treedisp Plot tree Statistics Toolbox treedpth Tree depth Wavelet Toolbox treefit Fit tree Statistics Toolbox treelayout Lay out tree or forest MATLAB treeord Tree order Wavelet Toolbox treepartition Class representing binary-tree nonlinearity estimator for nonlinear ARX models System Identification Toolbox treepath Entries from node of recombining binomial tree Financial Derivatives Toolbox treeplot Plot picture of tree Fixed-Point Toolbox treeplot Plot picture of tree MATLAB treeprune Prune tree Statistics Toolbox treeshape Shape of recombining binomial tree Financial Derivatives Toolbox treetest Error rate Statistics Toolbox treeval Predicted responses Statistics Toolbox treeviewer Tree information Financial Derivatives Toolbox trend Display graphical trend of OPC data for group OPC Toolbox TrendInfo Offset and linear trend slope values for detrending data System Identification Toolbox tri2grid Interpolate from PDE triangular mesh to rectangular grid Partial Differential Equation Toolbox triang Triangular window Signal Processing Toolbox tribas Triangular basis transfer function Neural Network Toolbox trigger Manually execute trigger for analog input or output object Data Acquisition Toolbox trigger Initiate data logging Image Acquisition Toolbox trigger Send trigger message to instrument Instrument Control Toolbox trigger Software-trigger start of data acquisition for scope(s) xPC Target triggerconfig Configure video input object trigger properties Image Acquisition Toolbox triggerinfo Provide information about available trigger configurations Image Acquisition Toolbox tril Lower triangular part of matrix Fixed-Point Toolbox tril Lower triangular part of matrix MATLAB tril Return lower triangular part of symbolic matrix Symbolic Math Toolbox trim Compute steady-state value of MPC controller state for given inputs and outputs Model Predictive Control Toolbox trim Find trim point of dynamic system Simulink trimcart Trim graphic objects to map frame Mapping Toolbox trimdata Trim map data exceeding projection limits Mapping Toolbox trimesh Create triangular mesh plot Fixed-Point Toolbox trimesh Triangular mesh plot MATLAB trimf Triangular-shaped built-in membership function Fuzzy Logic Toolbox trimmean Mean excluding outliers Statistics Toolbox trintreepath Entries from node of recombining trinomial tree Financial Derivatives Toolbox trintreeshape Shape of recombining trinomial tree Financial Derivatives Toolbox triplequad Numerically evaluate triple integral MATLAB triplot Create 2-D triangular plot Fixed-Point Toolbox triplot 2-D triangular plot MATLAB tripuls Sampled aperiodic triangle Signal Processing Toolbox trisurf Create triangular surface plot Fixed-Point Toolbox trisurf Triangular surface plot MATLAB triu Upper triangular part of matrix Fixed-Point Toolbox triu Upper triangular part of matrix MATLAB triu Return upper triangular part of symbolic matrix Symbolic Math Toolbox trnd Student's t random numbers Statistics Toolbox true Logical 1 (true) MATLAB truesize Adjust display size of image Image Processing Toolbox try Execute statements and catch resulting errors MATLAB ts2func Convert time series to functions of time and state Econometrics Toolbox tsaccel Acceleration between times Financial Toolbox tscollection Create tscollection object MATLAB tsdata.event Construct event object for timeseries object MATLAB tsearch Search for enclosing Delaunay triangle MATLAB tsearchn N-D closest simplex search MATLAB tsmom Momentum between times Financial Toolbox tsmovavg Moving average Financial Toolbox tsprops Help on timeseries object properties MATLAB tstat Student's t mean and variance Statistics Toolbox tstool Open Time Series Tools GUI MATLAB ttest One-sample and paired-sample t-test Statistics Toolbox ttest2 Two-sample t-test Statistics Toolbox tukeywin Tukey (tapered cosine) window Signal Processing Toolbox tunablevars2 parameterobjects Create Simulink parameter objects from tunable parameters Simulink type Name of cfit, sfit, or fittype object Curve Fitting Toolbox type Display contents of file MATLAB Type (for boundary models) Boundary model type Model-Based Calibration Toolbox Type (for candidate sets) Candidate set type Model-Based Calibration Toolbox Type (for design constraints) Design constraint type Model-Based Calibration Toolbox Type (for designs and generators) Design type Model-Based Calibration Toolbox Type (for models) Valid model types Model-Based Calibration Toolbox typecast Convert data types without changing underlying data MATLAB typprice Typical price Financial Toolbox ucomplex Purpose Create uncertain complex parameter Robust Control Toolbox ucomplexm Purpose Create uncertain complex matrix Robust Control Toolbox ucover Fit an uncertain model to set of LTI responses Robust Control Toolbox udecode Decode 2n-level quantized integer inputs to floating-point outputs Signal Processing Toolbox udp Create UDP object Instrument Control Toolbox udyn Purpose Create unstructured uncertain dynamic system object Robust Control Toolbox uencode Quantize and encode floating-point inputs to integer outputs Signal Processing Toolbox ufi Construct unsigned fixed-point numeric object Fixed-Point Toolbox ufind Find uncertain variables in Simulink model Robust Control Toolbox ufix Create MATLAB structure describing unsigned generalized fixed-point data type Simulink ufrac Create MATLAB structure describing unsigned fractional data type Simulink ufrd Purpose Create uncertain frequency response data (ufrd) object, or convert another model type to ufrd model Robust Control Toolbox ugarch Univariate GARCH(P,Q) parameter estimation with Gaussian innovations Financial Toolbox ugarchllf Log-likelihood objective function of univariate GARCH(P,Q) processes with Gaussian innovations Financial Toolbox ugarchpred Forecast conditional variance of univariate GARCH(P,Q) processes Financial Toolbox ugarchsim Simulate univariate GARCH(P,Q) process with Gaussian innovations Financial Toolbox uibuttongroup Create container object to exclusively manage radio buttons and toggle buttons MATLAB uicalendar Graphical calendar Financial Toolbox uicontextmenu Create context menu MATLAB uicontrol Create user interface control object MATLAB uigetdir Open standard dialog box for selecting directory MATLAB uigetfile Open standard dialog box for retrieving files MATLAB uigetpref Open dialog box for retrieving preferences MATLAB uiimport Open Import Wizard to import data MATLAB uimaptbx Handle buttondown callbacks for mapped objects Mapping Toolbox uimenu Create menus on figure windows MATLAB uint Create MATLAB structure describing unsigned integer data type Simulink uint16 Stored integer value of fi object as built-in uint16 Fixed-Point Toolbox uint32 Stored integer value of fi object as built-in uint32 Fixed-Point Toolbox uint64 Stored integer value of fi object as built-in uint64 Fixed-Point Toolbox uint8 Stored integer value of fi object as built-in uint8 Fixed-Point Toolbox uint8, uint16, uint32, uint64 Convert to unsigned integer MATLAB uintlut Compute new values of A based on lookup table (LUT) Image Processing Toolbox uiopen Open file selection dialog box with appropriate file filters MATLAB uipanel Create panel container object MATLAB uipushtool Create push button on toolbar MATLAB uiputfile Open standard dialog box for saving files MATLAB uiresume Resume execution of blocked M-file MATLAB uisave Open standard dialog box for saving workspace variables MATLAB uisetcolor Open standard dialog box for setting object's ColorSpec MATLAB uisetfont Open standard dialog box for setting object's font characteristics MATLAB uisetpref Manage preferences used in uigetpref MATLAB uistack Reorder visual stacking order of objects MATLAB uitable Create 2-D graphic table GUI component MATLAB uitoggletool Create toggle button on toolbar MATLAB uitoolbar Create toolbar on figure MATLAB uiwait Block execution and wait for resume MATLAB ulinearize Linearize Simulink model with Uncertain State Space block Robust Control Toolbox ultidyn Purpose Create uncertain linear time-invariant object Robust Control Toolbox umat Purpose Uncertain matrices Robust Control Toolbox uminus Unary minus of financial time series object Financial Toolbox uminus Negate elements of fi object array Fixed-Point Toolbox undocheckout Undo previous checkout from source control system (UNIX platforms) MATLAB undoclip Remove object clips introduced by clipdata Mapping Toolbox undotrim Remove object trims introduced by trimdata Mapping Toolbox unicode2native Convert Unicode characters to numeric bytes MATLAB unidcdf Discrete uniform cumulative distribution function Statistics Toolbox unidinv Discrete uniform inverse cumulative distribution function Statistics Toolbox unidpdf Discrete uniform probability density function Statistics Toolbox unidrnd Discrete uniform random numbers Statistics Toolbox unidstat Discrete uniform mean of and variance Statistics Toolbox unifcdf Continuous uniform cumulative distribution function Statistics Toolbox unifinv Continuous uniform inverse cumulative distribution function Statistics Toolbox unifit Continuous uniform parameter estimates Statistics Toolbox unifpdf Continuous uniform probability density function Statistics Toolbox unifrnd Continuous uniform random numbers Statistics Toolbox unifstat Continuous uniform mean and variance Statistics Toolbox union Find set union of two vectors MATLAB unique Find unique elements of vector MATLAB unique Find unique elements of symbolic matrices or their numeric approximations Symbolic Math Toolbox unitgain Specify absence of nonlinearities for specific input or output channels in Hammerstein-Wiener models System Identification Toolbox unitquantize Quantize except numbers within eps of +1 Fixed-Point Toolbox unitquantizer Constructor for unitquantizer object Fixed-Point Toolbox Units Model output units Model-Based Calibration Toolbox unitsratio Unit conversion factors Mapping Toolbox unitstr Check spatiotemporal unit strings and abbreviations Mapping Toolbox unix Execute UNIX command and return result MATLAB unload Remove current target application from target PC xPC Target unloadlibrary Unload shared library from memory MATLAB unmesh Convert edge matrix to coordinate and Laplacian matrices MATLAB unmkpp Piecewise polynomial details MATLAB unpack Extract signal logging objects from signal logs and write them into MATLAB workspace Simulink unpack Unpacks signal data from message Vehicle Network Toolbox unregister Unload database driver Database Toolbox unregisterallevents Unregister all event handlers associated with COM object events at run time MATLAB unregisterevent Unregister event handler associated with COM object event at run time MATLAB unshiftdata Inverse of shiftdata Fixed-Point Toolbox untar Extract contents of tar file MATLAB unwrap Correct phase angles to produce smoother phase plots MATLAB unwrapMultipart Unwrap vector of angles with NaN-delimited parts Mapping Toolbox unzip Extract contents of zip file MATLAB upcoef Direct reconstruction from 1-D wavelet coefficients Wavelet Toolbox upcoef2 Direct reconstruction from 2-D wavelet coefficients Wavelet Toolbox update Replace data in database table with MATLAB data Database Toolbox update Update entry of IVI configuration store object Instrument Control Toolbox update Update operating point object with structural changes in model Simulink Control Design Update Update boundary model in tree and fit to test plan data Model-Based Calibration Toolbox update (Aero.Body) Change body position and orientation as function of time Aerospace Toolbox update (Aero.Camera) Update camera position based on time and position of other Aero.Body objects Aerospace Toolbox update (Aero.FlightGear Animation) Update position data to FlightGear animation object Aerospace Toolbox update (Aero.Node) Change node position and orientation versus time data Aerospace Toolbox UpdateDesign Update design in test plan Model-Based Calibration Toolbox updateFilePaths AndExtensions Update files in model's build information with missing paths and file extensions Real-Time Workshop updateFileSeparator Change file separator used in model's build information Real-Time Workshop updategeostruct Convert line or patch display structure to geostruct Mapping Toolbox updateNodes (Aero.Virtual RealityAnimation) Change virtual reality animation node position and orientation as function of time Aerospace Toolbox UpdateResponse Replace model in response Model-Based Calibration Toolbox UpdateResponseFeatures Refit response feature models Model-Based Calibration Toolbox updatexpcenv Change current environment properties to new properties xPC Target upfirdn Upsample, apply FIR filter, and downsample Signal Processing Toolbox uplot Purpose Plot multiple frequency response objects and doubles on same graph Robust Control Toolbox uplus Unary plus of financial time series object Financial Toolbox uplus Unary plus Fixed-Point Toolbox upper Convert string to uppercase MATLAB upperbound Upper bound of range of fi object Fixed-Point Toolbox upsample Upsample discrete-time LTI systems Control System Toolbox upsample Increase sampling rate by integer factor Signal Processing Toolbox upwlev Single-level reconstruction of 1-D wavelet decomposition Wavelet Toolbox upwlev2 Single-level reconstruction of 2-D wavelet decomposition Wavelet Toolbox ureal Purpose Create uncertain real parameter Robust Control Toolbox urlread Download content at URL into MATLAB string MATLAB urlwrite Download content at URL and save to file MATLAB usamap Construct map axes for United States of America Mapping Toolbox usample Purpose Generate random samples of uncertain variables Robust Control Toolbox usejava Determine whether Sun Java feature is supported in MATLAB software MATLAB userpath View or change user portion of search path MATLAB UserVariables Structure array holding user-defined variables Model-Based Calibration Toolbox usgs24kdem Read USGS 7.5-minute (30-m or 10-m) Digital Elevation Models Mapping Toolbox usgsdem Read USGS 1-degree (3-arc-second) Digital Elevation Model Mapping Toolbox usgsdems USGS 1-degree (3-arc-sec) DEM filenames for latitude-longitude quadrangle Mapping Toolbox usimfill Helper function for USS System blocks to set "User-defined Uncertainty" field or state of "Uncertainty value" menu Robust Control Toolbox usiminfo Find USS System blocks within specified Simulink� model and check for consistency Robust Control Toolbox usimsamp Generate random instance of all uncertain atoms present in all USS System blocks of Simulink� model Robust Control Toolbox uss Purpose Specify uncertain state space models or convert LTI model to uncertain state space model Robust Control Toolbox uss/ssbal Purpose Scale state/uncertainty while preserving uncertain input/output map of uncertain system Robust Control Toolbox uss/usample Purpose Generate random samples of uncertain object Robust Control Toolbox usubs Purpose Substitute given values for uncertain elements of uncertain objects Robust Control Toolbox utmgeoid Select ellipsoids for given UTM zone Mapping Toolbox utmzone Select UTM zone given latitude and longitude Mapping Toolbox utmzoneui Choose or identify UTM zone by clicking map Mapping Toolbox validateattributes Check validity of array MATLAB validatestring Check validity of text string MATLAB validstructures Structures for specification object with design method Filter Design Toolbox validstructures Structures for specification object with design method Signal Processing Toolbox Value Double data from data object Model-Based Calibration Toolbox Values Values of model parameters Model-Based Calibration Toolbox values (Map) Return values of containers.Map object MATLAB vander Vandermonde matrix MATLAB var Variance Financial Toolbox var Variance MATLAB var (DataMatrix) Return variance values in DataMatrix object Bioinformatics Toolbox var (timeseries) Variance of timeseries data MATLAB varargin Variable length input argument list MATLAB varargout Variable length output argument list MATLAB varlms Construct variable-step-size least mean square (LMS) adaptive algorithm object Communications Toolbox vartest Chi-square variance test Statistics Toolbox vartest2 Two-sample F-test for equal variances Statistics Toolbox vartestn Bartlett multiple-sample test for equal variances Statistics Toolbox vco Voltage controlled oscillator Signal Processing Toolbox vec2ind Convert vectors to indices Neural Network Toolbox vec2mat Convert vector into matrix Communications Toolbox vec2mtx Convert latitude-longitude vectors to regular data grid Mapping Toolbox vectorize Vectorize expression MATLAB ver Version information for MathWorks products MATLAB verctrl Source control actions (Windows platforms) MATLAB verLessThan Compare toolbox version to specified version string MATLAB version Version number for MATLAB and libraries MATLAB versioncolumns Automatically update table columns Database Toolbox vertcat Concatenate financial time series objects vertically Financial Toolbox vertcat Vertically concatenate multiple fi objects Fixed-Point Toolbox vertcat Concatenate arrays vertically MATLAB vertcat (DataMatrix) Concatenate DataMatrix objects vertically Bioinformatics Toolbox vertcat (timeseries) Vertical concatenation of timeseries objects MATLAB vertcat (tscollection) Vertical concatenation for tscollection objects MATLAB vfwdtran Direction angle in map plane from azimuth on ellipsoid Mapping Toolbox vgxar Convert VARMA model to pure VAR model Econometrics Toolbox vgxcount Count total and active parameters in multivariate time series model Econometrics Toolbox vgxdisp Display multivariate time series model parameters and standard errors in different formats Econometrics Toolbox vgxget Get multivariate time series specification parameters Econometrics Toolbox vgxinfer Infer innovations of multivariate time series process Econometrics Toolbox vgxloglik Loglikelihoods of multivariate time series process Econometrics Toolbox vgxma Convert VARMA model to pure VMA model Econometrics Toolbox vgxplot Plot multivariate time series process Econometrics Toolbox vgxpred Transient forecast response of multivariate time series process Econometrics Toolbox vgxproc Multivariate time series process generated from innovations process Econometrics Toolbox vgxqual Qualify multivariate time series process Econometrics Toolbox vgxset Create or modify multivariate time series specification Econometrics Toolbox vgxsim Simulate multivariate time series process Econometrics Toolbox vgxvarx Calibration of VAR or VARX models Econometrics Toolbox videoinput Create video input object Image Acquisition Toolbox view Plot model characteristics using Control System Toolbox LTI Viewer GUI System Identification Toolbox view Viewpoint specification MATLAB view View neural network Neural Network Toolbox view (biograph) Draw figure from biograph object Bioinformatics Toolbox view (clustergram) View clustergram and dendrograms of clustergram object Bioinformatics Toolbox view (HeatMap) View heat map of HeatMap object Bioinformatics Toolbox view (phytree) View phylogenetic tree Bioinformatics Toolbox view_mdlrefs Display graph of model reference dependencies Simulink viewmtx View transformation matrices MATLAB Viewpoint (Aero.Viewpoint) Create viewpoint object for use in virtual reality animation Aerospace Toolbox viewshed Areas visible from point on terrain elevation grid Mapping Toolbox vinvtran Azimuth on ellipsoid from direction angle in map plane Mapping Toolbox VirtualRealityAnimation (Aero.VirtualReality Animation) Construct virtual reality animation object Aerospace Toolbox visa Create VISA object Instrument Control Toolbox visdiff Compare two text files, MAT-Files, or binary files MATLAB visible (For CCS) Set whether CCS IDE window is visible while CCS runs Embedded IDE Link visible (For VisualDSP++) Visibility of IDE window Embedded IDE Link vitdec Convolutionally decode binary data using Viterbi algorithm Communications Toolbox vmap0data Read selected data from Vector Map Level 0 Mapping Toolbox vmap0read Read Vector Map Level 0 file Mapping Toolbox vmap0rhead Read Vector Map Level 0 file headers Mapping Toolbox vmap0ui UI for selecting data from Vector Map Level 0 Mapping Toolbox volarea Price and volume chart Financial Toolbox volroc Volume rate of change Financial Toolbox volumebounds Coordinate and color limits for volume data MATLAB voronoi Create Voronoi diagram Fixed-Point Toolbox voronoi Voronoi diagram MATLAB voronoin Create n-D Voronoi diagram Fixed-Point Toolbox voronoin N-D Voronoi diagram MATLAB vr.canvas Create virtual reality canvas object Simulink 3D Animation vr.figure Create virtual reality figure object Simulink 3D Animation vratiotest Variance ratio test for random walk Econometrics Toolbox vrcadcleanup Clean up VRML file exported from CAD tools Simulink 3D Animation vrclear Remove all closed virtual worlds from memory Simulink 3D Animation vrclose Close virtual reality figure windows Simulink 3D Animation vrdir2ori Convert viewpoint direction to orientation Simulink 3D Animation vrdrawnow Update virtual world Simulink 3D Animation vrfigure/capture Create RGB image from virtual reality figure Simulink 3D Animation vrfigure/close Close virtual reality figure Simulink 3D Animation vrfigure/get Property value of vrfigure object Simulink 3D Animation vrfigure/isvalid 1 if vrfigure object is valid, 0 if not Simulink 3D Animation vrfigure/set Change property value of vrfigure object Simulink 3D Animation vrgcbf Current callback vrfigure object Simulink 3D Animation vrgcf Handle for active virtual reality figure Simulink 3D Animation vrgetpref Values of Simulink 3D Animation preferences Simulink 3D Animation vrinstall Install and check Simulink 3D Animation components Simulink 3D Animation vrjoystick Create joystick object Simulink 3D Animation vrlib Open Simulink block library for Simulink 3D Animation Simulink 3D Animation vrnode Create node or handle to existing node Simulink 3D Animation vrnode/delete Remove vrnode object Simulink 3D Animation vrnode/fields VRML field summary of node object Simulink 3D Animation vrnode/get Property value of vrnode object Simulink 3D Animation vrnode/getfield Field value of vrnode object Simulink 3D Animation vrnode/isvalid 1 if vrnode object is valid, 0 if not Simulink 3D Animation vrnode/set Change property of virtual world node Simulink 3D Animation vrnode/setfield Change field value of vrnode object Simulink 3D Animation vrnode/sync Enable or disable synchronization of VRML fields with client Simulink 3D Animation vrori2dir Convert viewpoint orientation to direction Simulink 3D Animation vrphysmod Add virtual reality visualization framework to block diagrams Simulink 3D Animation vrplay Play VRML animation file Simulink 3D Animation vrrotmat2vec Convert rotation from matrix to axis-angle representation Simulink 3D Animation vrrotvec Calculate rotation between two vectors Simulink 3D Animation vrrotvec2mat Convert rotation from axis-angle to matrix representation Simulink 3D Animation vrsetpref Change Simulink 3D Animation preferences Simulink 3D Animation vrspacemouse Create space mouse object Simulink 3D Animation vrview View virtual world using Simulink 3D Animation viewer or Web browser Simulink 3D Animation vrwho List virtual worlds in memory Simulink 3D Animation vrwhos List details about virtual worlds in memory Simulink 3D Animation vrworld Create new vrworld object associated with virtual world Simulink 3D Animation vrworld/addexternproto Add externproto declaration to virtual world Simulink 3D Animation vrworld/close Close virtual world Simulink 3D Animation vrworld/delete Remove virtual world from memory Simulink 3D Animation vrworld/edit Open virtual world file in external VRML editor Simulink 3D Animation vrworld/get Property value of vrworld object Simulink 3D Animation vrworld/isvalid 1 if vrworld object is valid, 0 if not Simulink 3D Animation vrworld/nodes List nodes available in virtual world Simulink 3D Animation vrworld/open Open virtual world Simulink 3D Animation vrworld/reload Reload virtual world from VRML file Simulink 3D Animation vrworld/save Write virtual world to VRML file Simulink 3D Animation vrworld/set Change property values of vrworld object Simulink 3D Animation vrworld/view View virtual world Simulink 3D Animation vsim (For ModelSim) Start and configure ModelSim for use with EDA Simulator Link EDA Simulator Link vsimmatlab (For ModelSim) Load instantiated HDL module for verification with MATLAB EDA Simulator Link vsimulink (For ModelSim) Load instantiated HDL module for cosimulation with Simulink EDA Simulator Link vswr Calculate VSWR at given reflection coefficient gamma RF Toolbox wait Wait until analog input or output device object stops running Data Acquisition Toolbox wait Wait for job to finish or change state Parallel Computing Toolbox wait Wait until image acquisition object stops running or logging Image Acquisition Toolbox wait Wait until timer stops running MATLAB wait Suspend MATLAB execution until object stops logging OPC Toolbox waitbar Open or update a wait bar dialog box MATLAB waitfor Wait for condition before resuming execution MATLAB waitforbuttonpress Wait for key press or mouse-button click MATLAB waitForState Wait for object to change state Parallel Computing Toolbox waldtest Wald test Econometrics Toolbox warndlg Open warning dialog box MATLAB warning Warning message MATLAB warp Display image as texture-mapped surface Image Processing Toolbox waterfall Create waterfall plot Fixed-Point Toolbox waterfall Waterfall plot MATLAB watershed Watershed transform Image Processing Toolbox wave2lp Purpose Laurent polynomials associated with wavelet Wavelet Toolbox wavedec Multilevel 1-D wavelet decomposition Wavelet Toolbox wavedec2 Multilevel 2-D wavelet decomposition Wavelet Toolbox wavedemo Wavelet Toolbox software demos Wavelet Toolbox wavefun Wavelet and scaling functions Wavelet Toolbox wavefun2 Wavelet and scaling functions 2-D Wavelet Toolbox waveinfo Wavelets information Wavelet Toolbox waveletfamilies Wavelet families and family members Wavelet Toolbox wavemenu Wavelet Toolbox GUI tools Wavelet Toolbox wavemngr Wavelet manager Wavelet Toolbox wavenames Purpose Wavelet names for LWT Wavelet Toolbox wavenet Class representing wavelet network nonlinearity estimator for nonlinear ARX and Hammerstein-Wiener models System Identification Toolbox waverec Multilevel 1-D wavelet reconstruction Wavelet Toolbox waverec2 Multilevel 2-D wavelet reconstruction Wavelet Toolbox wavfinfo Information about WAVE (.wav) sound file MATLAB wavplay Play recorded sound on PC-based audio output device MATLAB wavread Read WAVE (.wav) sound file MATLAB wavrecord Record sound using PC-based audio input device MATLAB wavwrite Write WAVE (.wav) sound file MATLAB wblcdf Weibull cumulative distribution function Statistics Toolbox wblfit Weibull parameter estimates Statistics Toolbox wblinv Weibull inverse cumulative distribution function Statistics Toolbox wbllike Weibull negative log-likelihood Statistics Toolbox wblpdf Weibull probability density function Statistics Toolbox wblplot Weibull probability plot Statistics Toolbox wblrnd Weibull random numbers Statistics Toolbox wblstat Weibull mean and variance Statistics Toolbox wbmpen Purpose Penalized threshold for wavelet 1-D or 2-D de-noising Wavelet Toolbox wbound Write boundary condition specification file Partial Differential Equation Toolbox wcgain Purpose Calculate bounds on worst-case gain of uncertain system Robust Control Toolbox wcgopt Purpose Create options object for use with wcgain, wcsens, and wcmargin Robust Control Toolbox wclose Weighted close Financial Toolbox wcmargin Purpose Worst-case disk stability margins of uncertain feedback loops Robust Control Toolbox wcnorm Purpose Worst-case norm of uncertain matrix Robust Control Toolbox wcodemat Extended pseudocolor matrix scaling Wavelet Toolbox wcompress Purpose True compression of images using wavelets Wavelet Toolbox wcsens Purpose Calculate worst-case sensitivity and complementary sensitivity functions of plant-controller feedback loop Robust Control Toolbox wdcbm Purpose Thresholds for wavelet 1-D using Birg�-Massart strategy Wavelet Toolbox wdcbm2 Purpose Thresholds for wavelet 2-D using Birg�-Massart strategy Wavelet Toolbox wdcenergy Multisignal 1-D decomposition energy distribution Wavelet Toolbox wden Automatic 1-D de-noising Wavelet Toolbox wdencmp Purpose De-noising or compression Wavelet Toolbox web Open Web site or file in Web or Help browser MATLAB weekday Day of week Financial Toolbox weekday Day of week MATLAB weeknum Week in a year Financial Toolbox weights (phytree) Calculate weights for phylogenetic tree Bioinformatics Toolbox weights2holdings Portfolio values and weights into holdings Financial Toolbox wenergy Energy for 1-D wavelet or wavelet packet decomposition Wavelet Toolbox wenergy2 Energy for 2-D wavelet decomposition Wavelet Toolbox wentropy Entropy (wavelet packet) Wavelet Toolbox westof Wrap longitudes to values west of specified meridian Mapping Toolbox wextend Purpose Extend vector or matrix Wavelet Toolbox wfbm Purpose Fractional Brownian motion synthesis Wavelet Toolbox wfbmesti Purpose Parameter estimation of fractional Brownian motion Wavelet Toolbox wfilters Purpose Wavelet filters Wavelet Toolbox wfusimg Purpose Fusion of two images Wavelet Toolbox wfusmat Purpose Fusion of two matrices or arrays Wavelet Toolbox wgeom Write geometry specification function Partial Differential Equation Toolbox wgn Generate white Gaussian noise Communications Toolbox what List MATLAB files in folder MATLAB whatsnew Release Notes for MathWorks products MATLAB which Locate functions and files MATLAB while Repeatedly execute statements while condition is true MATLAB whitebg Change axes background color MATLAB whitepoint XYZ color values of standard illuminants Image Processing Toolbox who List names of top-level data logging objects in Simulink data log Simulink who, whos List variables in workspace MATLAB whos List names and types of top-level data logging objects in Simulink data log Simulink width Return field size of column in fetched data set Database Toolbox Widths Width data from RBF model Model-Based Calibration Toolbox wiener2 2-D adaptive noise-removal filtering Image Processing Toolbox wilkinson Wilkinson's eigenvalue test matrix MATLAB willad Williams Accumulation/Distribution line Financial Toolbox willpctr Williams %R Financial Toolbox window FIR filter using windowed impulse response Filter Design Toolbox window Window function gateway Signal Processing Toolbox window (filter design method) FIR filter using windowed impulse response Signal Processing Toolbox winopen Open file in appropriate application (Windows) MATLAB winqueryreg Item from Windows registry MATLAB wintool Open Window Design and Analysis Tool Signal Processing Toolbox wishrnd Wishart random numbers Statistics Toolbox wk1finfo Determine whether file contains 1-2-3 WK1 worksheet MATLAB wk1read Read Lotus 1-2-3 WK1 spreadsheet file into matrix MATLAB wk1write Write matrix to Lotus 1-2-3 WK1 spreadsheet file MATLAB wkeep Keep part of vector or matrix Wavelet Toolbox wmaxlev Purpose Maximum wavelet decomposition level Wavelet Toolbox wmsfind Search local database for Web map servers and layers Mapping Toolbox wmsinfo Information about WMS server from capabilities document Mapping Toolbox wmspca Multiscale Principal Component Analysis Wavelet Toolbox wmsread Retrieve WMS map from server Mapping Toolbox wmsupdate Synchronize WMSLayer object with server Mapping Toolbox wmulden Wavelet multivariate de-noising Wavelet Toolbox wnoise Noisy wavelet test data Wavelet Toolbox wnoisest Estimate noise of 1-D wavelet coefficients Wavelet Toolbox wordlength Word length of quantizer object Fixed-Point Toolbox workspace Open Workspace browser to manage workspace MATLAB worldfileread Read worldfile and return referencing matrix Mapping Toolbox worldfilewrite Construct worldfile from referencing matrix Mapping Toolbox worldmap Construct map axes for given region of world Mapping Toolbox wp2wtree Purpose Extract wavelet tree from wavelet packet tree Wavelet Toolbox wpbmpen Purpose Penalized threshold for wavelet packet de-noising Wavelet Toolbox wpcoef Purpose Wavelet packet coefficients Wavelet Toolbox wpcutree Purpose Cut wavelet packet tree Wavelet Toolbox wpdec Purpose Wavelet packet decomposition 1-D Wavelet Toolbox wpdec2 Purpose Wavelet packet decomposition 2-D Wavelet Toolbox wpdencmp Purpose De-noising or compression using wavelet packets Wavelet Toolbox wpfun Purpose Wavelet packet functions Wavelet Toolbox wpjoin Recompose wavelet packet Wavelet Toolbox wprcoef Reconstruct wavelet packet coefficients Wavelet Toolbox wprec Wavelet packet reconstruction 1-D Wavelet Toolbox wprec2 Wavelet packet reconstruction 2-D Wavelet Toolbox wpsplt Split (decompose) wavelet packet Wavelet Toolbox wpthcoef Wavelet packet coefficients thresholding Wavelet Toolbox wptree WPTREE constructor Wavelet Toolbox wpviewcf Purpose Plot wavelet packets colored coefficients Wavelet Toolbox wrapTo180 Wrap angle in degrees to [-180 180] Mapping Toolbox wrapTo2Pi Wrap angle in radians to [0 2*pi] Mapping Toolbox wrapTo360 Wrap angle in degrees to [0 360] Mapping Toolbox wrapToPi Wrap angle in radians to [-pi pi] Mapping Toolbox wrapverilog (For ModelSim) Apply VHDL wrapper to Verilog module EDA Simulator Link wrcoef Reconstruct single branch from 1-D wavelet coefficients Wavelet Toolbox wrcoef2 Reconstruct single branch from 2-D wavelet coefficients Wavelet Toolbox wrev Flip vector Wavelet Toolbox write (For CCS) Write data to memory on processor Embedded IDE Link write (For VisualDSP++) Write data to processor memory block Embedded IDE Link write Write values to group or items OPC Toolbox write Write values in WPTREE fields Wavelet Toolbox writeasync Asynchronously write values to group or items OPC Toolbox writefis Save Fuzzy Inference System to file Fuzzy Logic Toolbox writemsg (For CCS) Write messages to specified RTDX channel Embedded IDE Link wrkdydif Number of working days between dates Financial Toolbox wrldmagm Use World Magnetic Model Aerospace Toolbox wscalogram Scalogram for continuous wavelet transform Wavelet Toolbox wtbo WTBO constructor Wavelet Toolbox wtbxmngr Wavelet Toolbox manager Wavelet Toolbox wthcoef Wavelet coefficient thresholding 1-D Wavelet Toolbox wthcoef2 Wavelet coefficient thresholding 2-D Wavelet Toolbox wthresh Soft or hard thresholding Wavelet Toolbox wthrmngr Purpose Threshold settings manager Wavelet Toolbox wtreemgr NTREE manager Wavelet Toolbox wvarchg Purpose Find variance change points Wavelet Toolbox wvtool Open Window Visualization Tool Signal Processing Toolbox x2fx Convert predictor matrix to design matrix Statistics Toolbox x2mdate Excel serial date number to MATLAB serial date number Financial Toolbox xcorr Cross-correlation Signal Processing Toolbox xcorr2 2-D cross-correlation Signal Processing Toolbox xcov Cross-covariance Signal Processing Toolbox xirr Internal rate of return for nonperiodic cash flow Financial Toolbox xlabel, ylabel, zlabel Label x-, y-, and z-axis MATLAB xlim Set or query x-axis limits Fixed-Point Toolbox xlim, ylim, zlim Set or query axis limits MATLAB xlsfinfo Determine whether file contains a Microsoft Excel spreadsheet MATLAB xlsread Read Microsoft Excel spreadsheet file MATLAB xlswrite Write Microsoft� Excel spreadsheet file MATLAB xmlread Parse XML document and return Document Object Model node MATLAB xmlwrite Serialize XML Document Object Model node MATLAB xor Logical exclusive-OR Fixed-Point Toolbox xor Logical exclusive-OR MATLAB xpc Call target object constructor, xpctarget.xpc xPC Target xpcbootdisk Create xPC Target boot disk or DOS Loader files and confirm current environment properties xPC Target xpcbytes2file Generate file suitable for use by From File block xPC Target xpcexplr Open xPC Target Explorer xPC Target xpcnetboot Create kernel to boot target PC over dedicated network xPC Target xpctarget.fs Create xPC Target file system object xPC Target xpctarget.ftp Create xPC Target FTP object xPC Target xpctarget.targets Create container object to manage target PC environment collection objects xPC Target xpctarget.xpc Create target object representing target application xPC Target xpctargetping Test communication between host and target PCs xPC Target xpctargetspy Open Real-Time xPC Target Spy window on host PC xPC Target xpctest Test xPC Target installation xPC Target xpcwwwenable Disconnect target PC from current client application xPC Target xperm Reorder states in state-space models Control System Toolbox xptread Create dataset array from data stored in a SAS XPORT format file Statistics Toolbox xslt Transform XML document using XSLT engine MATLAB xyz2double Convert XYZ color values to double Image Processing Toolbox xyz2uint16 Convert XYZ color values to uint16 Image Processing Toolbox y2abcd Convert Y-parameters to ABCD-parameters RF Toolbox y2h Convert Y-parameters to hybrid h-parameters RF Toolbox y2s Convert Y-parameters to S-parameters RF Toolbox y2z Convert Y-parameters to Z-parameters RF Toolbox yahoo Connect to Yahoo! data servers Datafeed Toolbox yahoo.close Close connections to Yahoo! data servers Datafeed Toolbox yahoo.fetch Request data from Yahoo! data servers Datafeed Toolbox yahoo.get Retrieve properties of Yahoo! connection objects Datafeed Toolbox yahoo.isconnection Verify whether connections to Yahoo! data servers are valid Datafeed Toolbox ycbcr2rgb Convert YCbCr color values to RGB color space Image Processing Toolbox year Year of date Financial Toolbox yeardays Number of days in year Financial Toolbox yearfrac Fraction of year between dates Financial Toolbox ylddisc Yield of discounted security Financial Toolbox yldmat Yield with interest at maturity Financial Toolbox yldtbill Yield of Treasury bill Financial Toolbox ylim Set or query y-axis limits Fixed-Point Toolbox yulewalk Recursive digital filter design Signal Processing Toolbox z2abcd Convert Z-parameters to ABCD-parameters RF Toolbox z2gamma Convert impedance to reflection coefficient RF Toolbox z2h Convert Z-parameters to hybrid h-parameters RF Toolbox z2s Convert Z-parameters to S-parameters RF Toolbox z2y Convert Z-parameters to Y-parameters RF Toolbox zbtprice Zero curve bootstrapping from coupon bond data given price Financial Toolbox zbtyield Zero curve bootstrapping from coupon bond data given yield Financial Toolbox zdatam Adjust z-plane of displayed map objects Mapping Toolbox zdatam-ui GUI to adjust z-plane of mapped objects Mapping Toolbox zero Transmission zeros of LTI model Control System Toolbox zero22pi Wrap longitudes to [0 360] degree interval Mapping Toolbox zero2disc Discount curve given zero curve Financial Toolbox zero2fwd Forward curve given zero curve Financial Toolbox zero2pyld Par yield curve given zero curve Financial Toolbox zerom Construct regular data grid of 0s Mapping Toolbox zerophase Zero-phase response for filter Filter Design Toolbox zerophase Zero-phase response of digital filter Signal Processing Toolbox zeroprice Price zero-coupon instruments given yield Fixed-Income Toolbox zeros Create array of all zeros MATLAB zeroyield Yield of zero-coupon instruments given price Fixed-Income Toolbox zgrid Generate z-plane grid of constant damping factors and natural frequencies Control System Toolbox zip Compress files into zip file MATLAB zlim Set or query z-axis limits Fixed-Point Toolbox zmf Z-shaped built-in membership function Fuzzy Logic Toolbox zonebackadj Perform background adjustment on Affymetrix microarray probe-level data using zone-based method Bioinformatics Toolbox zoom Turn zooming on or off or magnify by factor MATLAB zp2sos Convert zero-pole-gain filter parameters to second-order sections form Signal Processing Toolbox zp2ss Convert zero-pole-gain filter parameters to state-space form Signal Processing Toolbox zp2tf Convert zero-pole-gain filter parameters to transfer function form Signal Processing Toolbox zpk Create or convert to zero-pole-gain model Control System Toolbox zpk Convert linear model to Control System Toolbox state-space LTI models System Identification Toolbox zpk Convert unconstrained MPC controller to zero/pole/gain form Model Predictive Control Toolbox zpkbpc2bpc Zero-pole-gain complex bandpass frequency transformation Filter Design Toolbox zpkdata Access zero-pole-gain data Control System Toolbox zpkdata Zeros, poles, and gains of transfer function from linear model System Identification Toolbox zpkftransf Zero-pole-gain frequency transformation Filter Design Toolbox zpklp2bp Zero-pole-gain lowpass to bandpass frequency transformation Filter Design Toolbox zpklp2bpc Zero-pole-gain lowpass to complex bandpass frequency transformation Filter Design Toolbox zpklp2bs Zero-pole-gain lowpass to bandstop frequency transformation Filter Design Toolbox zpklp2bsc Zero-pole-gain lowpass to complex bandstop frequency transformation Filter Design Toolbox zpklp2hp Zero-pole-gain lowpass to highpass frequency transformation Filter Design Toolbox zpklp2lp Zero-pole-gain lowpass to lowpass frequency transformation Filter Design Toolbox zpklp2mb Zero-pole-gain lowpass to M-band frequency transformation Filter Design Toolbox zpklp2mbc Zero-pole-gain lowpass to complex M-band frequency transformation Filter Design Toolbox zpklp2xc Zero-pole-gain lowpass to complex N-point frequency transformation Filter Design Toolbox zpklp2xn Zero-pole-gain lowpass to N-point frequency transformation Filter Design Toolbox zpkrateup Zero-pole-gain complex bandpass frequency transformation Filter Design Toolbox zpkshift Zero-pole-gain real shift frequency transformation Filter Design Toolbox zpkshiftc Zero-pole-gain complex shift frequency transformation Filter Design Toolbox zplane Zero-pole plot for filter Filter Design Toolbox zplane Zero-pole plot Signal Processing Toolbox zscore Standardized z-scores Statistics Toolbox ztest z-test Statistics Toolbox