Pourya Alinezhad
shahid ba honar university
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www.pro-vb-c.mihanblog.com
Professional Interests: FPGAs,HDL programming, signal processing,statistical signal processing,adaptive filters,Radar,phased arrays,
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Feeds
How to delete rows of characters in Text files?
hi there, u can use the following lines of code: fid=fopen('txtfile.extention'); textdata=textscan(fid,'%n%n%n%n%n%n','...
etwa 10 Jahre vor | 1
binary matrix that has different orders of 0 and 1
hi, you can easily construct the matrix using: A=zeros(size^2,size) where "size" is column number of the matrix. then ...
etwa 10 Jahre vor | 1
How to separate signals with diffrent frequencies
1-you can use several filters with different center frequencies (chebishev or butter filter) h = fdesign.bandpass('N,F3dB1...
etwa 10 Jahre vor | 0
How to draw 3-D plots in MATLAB
actually transfer function H(s) has a response which could be plotted on a 2D diagram.the vertical axis corresponds to the magni...
mehr als 10 Jahre vor | 0
How to put a user designed function in a simulink block
there is a block in simulink which accepts codes.... return values of function are block outputs and the inputs are function arg...
fast 11 Jahre vor | 0
Define matrix in MATLAB with 0s and 1s
define a vector as : a= [1 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
fast 11 Jahre vor | 0
How do I set up constrained optimization
hi i work on phased arrays. i exactly know what do you want... download the user guide and review the first 100 pages. you wil...
etwa 11 Jahre vor | 0
Gesendet
Orthogonal Designs With Maximal Rates
a code for producing orthogonal codes used in wireless networks.
etwa 11 Jahre vor | 1 Download |
Solving a Nonlinear Equation using Newton-Raphson Method
you can use the following line of code; x = fzero(@(x)x.^3 - 0.165*x.^2 + 3.993*10.^-4,0.05)
etwa 11 Jahre vor | 3
How can i correct Newton rhapson method??
the algorithm should be like this pseudo code... function out = Newton(f,fprime,xstart,tol) xold = xstart; xnew = xol...
mehr als 11 Jahre vor | 0
How can i correct Newton rhapson method??
you may use somthing like this : while abs(xold -xnew) > tol xold = xnew; xnew = xold - feval(f,xold)/feval(fprim...
mehr als 11 Jahre vor | 0
I WANT TO EXTEND MY GRAPH WITHOUT DISTURBING THE MATRIX PLOT
the x vector you mentioned actually goes through the y axis... and in the black and white graph the x axis have a rank from 1 to...
mehr als 11 Jahre vor | 0
| akzeptiert
3 matrix in a loop
a=[1 2;4 6] b=[5 6;8 7] c=[5 8;8 5] d={a b c}; for i=1:3 x=sin(cell2mat(d(i))) end
mehr als 11 Jahre vor | 0
| akzeptiert
Frage
how can i map a surface on a shape?
hi there i am working on phased arrays.there is lot's of antennas on a predefined lattice.now i want to map the lattice grid ...
mehr als 11 Jahre vor | 3 Antworten | 0
3
AntwortenServo control, using Matlab
hi, my Bs graduation project was "implementing a PID controller on FPGA and controlling a servo motor" you can find useful exa...
mehr als 11 Jahre vor | 0
Smoothing Spline curve fitting - Equation?
yes.there is a program named "data_from_graph_1v0" which can do the job for you. provide a mail address so i could send it to U...
mehr als 11 Jahre vor | 0
Can I connect 2 PID on a switch ?
use a de-multiplexer to separate them and use them individually.
mehr als 11 Jahre vor | 0
Need half of my contour plot
hello maryam, run following lines of code. x=0:0.1:10; y=x; j=1; z=meshgrid(x,y); h=ones(length(x),l...
mehr als 11 Jahre vor | 0
How do you creat one large text file?
load all mini text.then save the total workspace in a new text file .
mehr als 11 Jahre vor | 0
An elegant alternative to nested for loops for plotting simulations
hi. do not use HOLD ON command. you can compute and save your data in another matrix.then plot the whole data generated at once...
mehr als 11 Jahre vor | 1
Fading channel coefficient calculation
hi, for generating Rayleigh channel we can code as below: h1=sqrt(0.5)*(randn+1i*randn)*(1/sqrt(2...
mehr als 11 Jahre vor | 1
How to do integration using MATLAB
instead of using symbolic math you can use numerical integration . function answer=myfunction(T) %* Labatto quadr...
mehr als 11 Jahre vor | 1
| akzeptiert
Eye diagram: Redefining a variable?
the code dose not work on my pc. because prz and psin ,... functions are not provided with the code. following code: yrz...
mehr als 11 Jahre vor | 1
| akzeptiert
try/catch in gui
just check the input box you created in GUI for numbers below desired value.if input number was bigger than upper bound you can ...
mehr als 11 Jahre vor | 0
Tracking mouse position on figure
you can use the function [x,y] = ginput(4)
mehr als 11 Jahre vor | 0
Solving wiener hopf equation for optimal filter coefficients
the problem you are facing is how to choose the length of the filter M. in the absence of a _priori_ information ,we compute th...
mehr als 11 Jahre vor | 1
Variable electrical load in a network
simultaneously use constant load and variable one in a submodel,see if you can construct your load model with linear or none lin...
mehr als 11 Jahre vor | 0
how to create customized curve ( only know the shape )
yes...there is a programme which accepts images and returned data... named "data_from_graph_1v0" it's about 300kb and i can ma...
mehr als 11 Jahre vor | 0
Print number as .0000000E+00
fprintf('%1.5s',0.1) 1.5 stands for 5 decimal places.1 is for full number. s==scientific you could easily find a way to thi...
mehr als 11 Jahre vor | 0
Is it possible to combine strings and variables in a matrix?
disp(['rate:',num2str(rate),'duration:',num2str(duration)])
mehr als 11 Jahre vor | 1
| akzeptiert
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