Gun Values
LLR_DEMOD LLR Demodulator H = LLR_DEMOD_MEX(CONSTELLATION, MAPPING, METHOD) constructs a LLR demodulator object H for a given constellation, mapping and noise variance. The vectors CONSTELLATION and MAPPING are usually generated by using MATLAB Modem Modulation Modem. and contain the complex or...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Calculation of LLR values with variable noise variance Download |
Computes the DFT of N real values and returns the firstN/2+1 DFT coefficients. N is an integral power of two.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (47): radix-2 DFT algorithm for real data Download |
This file calculates BER for or a number of SNR values in Rayleigh Channel.Every BER value has been calculated for 100 errors for precision results.I hope script will help students.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (50): BER Curve for BPSK in Rayleigh Channel Download |
This zip file contains two functions: STR2BIN converts an ASCII text string to a vector of binary values, and BIN2STR converts a vector of binary values back to an ASCII text string.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (41): Converting between text strings and binary vectors Download |
Fixes x data so that interp1 doesn't return error:'The values of X should be distinct.'Checks for duplicate values in input 1D data array and returns array where all values are distinct. If duplicates are found, values are separate by small value (eps). useage:x = nonduplicate(x); yi =...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (39): nonduplicate Download |
This Demo gives the user sufficient freedom to vary the values of modulating and carrier signal amplitude and frequency.Accordingly it displays the time domain waveforms of both the signals. i.e. modulating and carrier signal.It also provides means of evaluating AM Envelope and the corresponding...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (44): Study of AM Modulation and Demodulation Download |
The included features are:Definition of additional parameters on the imput of the function:>> Fs, Sampling Frequency [Hz]>> dBref Reference level for dB scale. for SPL, Pref = 20E-6 Pascal>> Fc One Third Octaves Preferences Ex. Fc = [20 25 31.5 40 ... 1000];The function returns the values in dB...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (46): One-third-octave filter bank, including additional inputs and outputs Download |
DC motor Control using lag compensation and PIDTo customize this code you just need to:1- Change the values of DC motor constants2- Determine settling time, PO% and SSE and Change the zeros of lag compensation3- Tune the gains of PID controller
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): DC motor speed control with Lag compensator and PID Download |
fminconset: Solves constrained minimization problems where someof the variables are restricted to discrete values. (Mixed IntegerNonlinear optimization). Based on fmincon from Optimization Toolboxversion 2.0.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (44): fminconset Download |
This functions uses GRIDDATA to interpolate pixel values from scatterred points on a head image. A reference image can be used to interactively select point locations from the 10/20 international system (EEG electrode position). Options for interpolation include linear and cubic and nearest. The...
Platforms: Matlab
License: Freeware | Size: 307.2 KB | Download (40): eegplot Download |
The parameters are:Ball RadiusColourGravityInitial Y VelocityInitial X VelocityVertical Speed Conservation (after hitting the ground)Horizontal Speed Conservation (after hitting the ground)By using different values for each parameter, the ball's motion changes each time
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): Bouncing Ball Physics Download |
Since the eccentric anomaly cannot be directly calculated from certain given values, this function performs a simple Newton-Raphson iteration to solve for the eccentric anomaly within a given tolerance (default 10^-8 radians)
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): CalcE.m Download |
This script calculates BER for a numebr of SNR values in gaussian environment for QAM 16 Modulation.It calculates 100 errors for each BER measuremnet for better results.I hope this will be helpful for students of signal processing and communications alike.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (46): BER Curve for QAM_16 in Gaussian Environment Download |
Modify the size of dataset without changing values. It acts as oversampling and downsampling functionalitiesfor exampledata1 = Modifysize(data,1000);the above statement will cause data1 has the same values as data but distributed over 1000 samples regardless of what the actual size of data.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (48): Resize dataset Download |
TypeSafeStruct provides base classes that can check whether the types of the values to assign variables of implementation subclasses are of the expected types.The expected types are determined by the prefixes of private variables, so it works well even when using PHP compiled code cached...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): TypeSafeStruct Download |
get_non_default_value - get the list of which have different values than the default format: [fields,values,ui_type] = get_non_default_value( ui_handle ) input: ui_handle - a graphic handle of any type output: fields,values - pairs of field name and it's content which is not the default value...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): get_non_default_value Download |
The developer has the option to give it (besides the values it wants to print using the color map feature) the number of colors in the map.The number can be from 1 to 256, with 128 being the default value.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (48): FireIce (Hot/Cold) Colormap Script Download |
refX and samX should hold [L a b] values. CMC between refX and samX is calculated on each row. If refX contains 1 row and samX contains N rows the value of each row in samX is compared to refX. refX samX [L1 a1 b1] -> [L1 a1 b1] => CMC1 [L2 a2 b2] -> [L2 a2 b2] => CMC2 . . . [LN aN bN] [LN aN bN]...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): cielab2cmc_dE Download |
Database utility class can execute SELECT, INSERT, UPDATE and DELETE queries from parameters that define tables, fields, values and conditions.Results from SELECT queries are returned in arrays.
Platforms: PHP
License: Freeware | Size: 10 KB | Download (43): Database utility class Download |
Query Limit takes as parameters an array with values of the total number of rows in the result set, the number of rows to display per page and the current page to be displayed.A string with the SQL LIMIT clause, which should be used to specify the range of rows, that are to be retrieved, is...
Platforms: PHP
License: Freeware | Size: 10 KB | Download (41): Query Limit Download |