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Function Definitions

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Added: April 09, 2013 | Visits: 477

Function To Generate Truth Table This function very efficiently generates a Truth Table matrix of arbitrary, user specified dimension.The order of the Truth Table is limited only by the user's available system memory. The function is highly efficient, written using only three variables in 15 lines of MATLAB code.While this is...



Platforms: Matlab

License: Freeware Size: 10 KB Download (45): Function To Generate Truth Table Download

Added: May 02, 2013 | Visits: 455

Autocorrelation function of m-sequence This m-file finds the periodic ACF of all the m-sequences of length 31.In this program m-sequences of length 31 are generated and its periodic Autocorrelation function is plotted.





Platforms: Matlab

License: Freeware Size: 10 KB Download (43): Autocorrelation function of m-sequence Download

Added: April 08, 2013 | Visits: 753

probability distribution function (normal distribution) This function calculates the probability under the normal distribution curve, plots the graph and the area calculated.Normaldistribution calculating the area under a normal distribution curve from -ve infinity upto point x. Input: x : point on the normal distribution curve mean : mean of the...


Platforms: Matlab

License: Freeware Size: 10 KB Download (51): probability distribution function (normal distribution) Download

Added: September 17, 2013 | Visits: 927

Autocorrelation and Crosscorrelation function of gold sequence This m-file finds and plots the autocorrelation and crosscorrelation function(ACF and CCF) of generated Gold codes of length 31.Crosscorrelations are three valued.


Platforms: Matlab


Added: May 20, 2013 | Visits: 581

Function for finding peaks from data array I was not able to get the peaks from my experimentally obtained data because of its random nature. As a result the findpeaks() defined in Matlab library was not giving results as expected. Hence I made a code which will help findpeaks() help detect the peaks more accurately.It basically averages...


Platforms: Matlab

License: Freeware Size: 10 KB Download (45): Function for finding peaks from data array Download

entropy, joint entropy and conditional entropy function for n variables for entropyH = entropy(S)this command will evaluate the entropy of S, S should be row matrixH = entropy([X;Y;Z])this command will find the joint entropy for the 3 variablesH = entropy([X,Y],[Z,W])this will find H(X,Y/Z,W).. you can use it for any combination of joint entropiesPlease validate this...


Platforms: Matlab


Added: June 13, 2013 | Visits: 451

Function to generate Walsh Code This function generates Walsh Codes. The difference between this function and other functions available to generate walsh code is :1. you can call this function directly in your script, you will have to pass only the value of 'a' (length of code is 2 ^ a)2. this function can return you both the...


Platforms: Matlab

License: Freeware Size: 10 KB Download (51): Function to generate Walsh Code Download

Function to generate Timeseries file to use for Moore FSM coverage analysis This function generates a Timeseries file which can be used for Moore FSM coverage analysis.The file is generated in the working directory and can be opened into the Workspace for use by MATLAB, or read directly into Simulink using the 'Import Data From File' source block.The generated Timeseries...


Platforms: Matlab


Added: April 11, 2013 | Visits: 464

Eigen Function of the Laplacian The different low dimensional embeddings are an orthonormal coordinate system generated from a1. Diffusion process defined on the data2 . Normalized Laplace Beltrami operator3. Normalized Focker Plank operatorThis is a nonlinear dimension reduction technique using the concepts of manifold...


Platforms: Matlab

License: Freeware Size: 890.88 KB Download (49): Eigen Function of the Laplacian Download

Added: April 10, 2013 | Visits: 363

String Letter Counter Function Statement: strLetterCounter('string')....where, 'string' is an input string containing alphabet or numbers.Ex: string='aaaaaaaabbbbbbccd'Statement: strLetterCounter(string)Output: '8a,6b,2c,1d'Note: This function is different from the Matlab function called 'unique' because it keeps the order in...


Platforms: Matlab

License: Freeware Size: 10 KB Download (38): String Letter Counter Function Download

Function to Convert between DCM, Euler angles, Quaternions, and Euler vectors SpinCalc is a consolidated matlab function that will convert any rotation data between the 4 types included. Will also convert between 2 different Euler angle set types.Multiple orientations can be input. For N orientations:DCM ===> 3x3xN multidimensional arrayEA### ===> Nx3 matrixEuler Vectors...


Platforms: Matlab


Added: September 04, 2013 | Visits: 513

Molecular Weight Calculator Function MolMass is a function for calculating the molar weight of a substance given in form of a chemical formula.Function call: MM = MolMass(substance)Substance is a string of the chemical formula of a substance.Example: MM = MolMass('Fe2(SO4)3');Substance can also be a vector of substances opened by...


Platforms: Matlab

License: Freeware Size: 102.4 KB Download (46): Molecular Weight Calculator Function Download

Added: September 02, 2013 | Visits: 422

Generalized Objective Function In order to optimize any MATLAB function, there are two options: 1) rewrite the function to take only 1 array of inputs, reading all others from a file, perhaps, or from a global variable (undesirable), or 2) write an interface layer that handles this.This function provides an interface layer...


Platforms: Matlab

License: Freeware Size: 10 KB Download (44): Generalized Objective Function Download

Added: March 31, 2013 | Visits: 435

fminsearch modifed for higher scale smooth function This modification of fminsearch solves an issue with this simplex implementation when the function to minimize is smooth at a high scale, but rough at a low scale, i.e. when plotted with the parameters axis being (?10,10), there is a clear global extremum, but when zoomed (-0.1,0.1), the function...


Platforms: Matlab

License: Freeware Size: 10 KB Download (48): fminsearch modifed for higher scale smooth function Download

Added: June 21, 2013 | Visits: 626

Multiple Coherence Function For a system having multiple inputs x and outputs y, the partial coherence is the coherence computed between any individual input and the output when the effect of all other inputs is removed from the output by a linear least squares prediction. This coherence obeys the usual inequality, and will...


Platforms: Matlab

License: Freeware Size: 10 KB Download (46): Multiple Coherence Function Download

Function to generate Timeseries file to use for Moore FSM coverage analysis. This function generates a Timeseries file which can be used for Moore FSM coverage analysis.The file is generated in the working directory and can be opened into the Workspace for use by MATLAB, or read directly into Simulink using the 'Import Data From File' source block.The generated Timeseries...


Platforms: Matlab


Added: June 04, 2013 | Visits: 473

Submodular Function Optimization Matlab Toolbox for Submodular Function Optimization (v 2.0)By Andreas Krause (krausea@gmail.com).Slides, videos and detailed references available at http://www.submodularity.orgTested in MATLAB 7.0.1 (R14), 7.2.0 (R2006a), 7.4.0 (R2007a, MAC), 7.9.0 (MAC)This toolbox provides functions for...


Platforms: Matlab

License: Freeware Size: 266.24 KB Download (40): Submodular Function Optimization Download

Added: June 21, 2013 | Visits: 584

CMIF - Complex Mode Indicator Function CMIF - Complex Mode Indicator FunctionInputs:H - full complex H matrix (Frequency Response Function) including at least 2 reference points measurements:[number of frequency points x number of DOF x number of reference points]W - frequency vector [Hz]Reference:D.J. Ewins, "Modal Testing: Theory,...


Platforms: Matlab

License: Freeware Size: 10 KB Download (43): CMIF - Complex Mode Indicator Function Download

Added: June 23, 2013 | Visits: 435

DIFFERENTIAL EQ. SOLUTION THROUGH S-FUNCTION Basic example for beginners, that shows how to solve the differential equation through S-Function****************DIFFERENTIAL EQ. SOLUTION THROUGH S-FUNCTION*********************************"Instructions for Simulink"*************************1.Goto simulink library browser and expand...


Platforms: Matlab

License: Freeware Size: 10 KB Download (43): DIFFERENTIAL EQ. SOLUTION THROUGH S-FUNCTION Download

Temporal Potential Function based Path Planner for Dynamic Environments A Dynamic environment is one in which either the obstacles or the goal or both are in motion. In most of the current research, robots attempting to navigate in dynamic environments use reactive systems. Although reactive systems have the advantage of fast execution and low overheads, the tradeoff...


Platforms: Matlab


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