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Harry


Last seen: 3 meses hace |  Con actividad desde 2014

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Why are my filters designed with fdesign so bad?
I am getting very poor bandpass and bandstop IIR filters designed using fdesign.bandpass and fdesign.bandstop, using any of the ...

alrededor de 3 años hace | 0 respuestas | 0

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CORDIC help page gives inaccurate results
I am trying to use the code provided at this help page for computing square roots using CORDIC: https://uk.mathworks.com/help/f...

más de 3 años hace | 0 respuestas | 0

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Why does dsp.CICInterpolator prepend zeros?
I guess this ultimately comes down to how we view the initial state of the integrator stages. If we view the N integrator stages...

alrededor de 4 años hace | 0

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Why does dsp.CICInterpolator prepend zeros?
The output of dsp.CICInterpolator is exactly what I expect, except with N zeros padded at the start. What is the idea behind the...

alrededor de 4 años hace | 1 respuesta | 0

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Why does fread sometimes return incorrect values?
I had a look in a hex editor and noticed that the file somehow contains 9 bytes instead of 8 (with an extra x0d prepended at the...

alrededor de 5 años hace | 0

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Why does fread sometimes return incorrect values?
I regularly use MATLAB to analyse data generated elsewhere. Most commonly, I work with int16s and single precision floats. Howe...

alrededor de 5 años hace | 1 respuesta | 0

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WLAN Toolbox: A-MPDU length is wrong for 802.11ac (VHT) packets?
I am using Matlab 2017a with the WLAN Toolbox. As far as I can see, there is a bug in that the MPDU length is set incorrectly in...

más de 6 años hace | 1 respuesta | 1

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Hi guys, I have two randomly generated variables and want to generate the third which is correlated with one of them and uncorrelated with the other. How can I generate such random variable?
With problems like this, I always think it is easiest to start with zero-mean, unit-power uncorrelated random variables. It's di...

más de 9 años hace | 0

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Can anyone pls help me with the following code;
Your code is mostly correct, just remove the ")" at the end of your 'if' statement: if choice==1

más de 9 años hace | 0

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Error question :The expression to the left of the equals sign is not a valid target for an assignment
Try this: % Define a vector of time values dt = 0.01; t = 0:dt:2*pi; r = sqrt(17^2*cos(2*t)+sqrt(6^4-17^4*sin(...

más de 9 años hace | 1

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Arithmetic Decoding-Matlab Code
You can use the function *arithenco* to encode: http://www.mathworks.co.uk/help/comm/ref/arithenco.html and *arithdeco* to...

más de 9 años hace | 0

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how to rotate right ?
If your binary data is stored in a string, try this: x = '1001011011110100'; x_shifted = circshift(x,[0,4]); Otherwis...

más de 9 años hace | 0

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How can I prompt user to press some key on keyboard let us say 'c' in order to continue the program
Try this: clear all; clc; disp('The following assumptions are assumed during execution of the program:'); disp('1. Th...

más de 9 años hace | 0

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in your LU decomp file exchange, what does the ' character do?
It is the complex conjugate transpose operator: http://www.mathworks.co.uk/help/matlab/ref/ctranspose.html

más de 9 años hace | 2

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for loop to sum up the integer
You are executing your 'for' loop for only one value, n. Also, I think you probably want to remove your totalsum variable (it do...

más de 9 años hace | 1

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i need a code for for haris corner detection to run in matlab 2012b
Do a web search for "Matlab Harris corner detector" (without quotes).

más de 9 años hace | 0

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How does resampling work?
I want to understand resampling better, so I am trying to replicate the functionality of Matlab's resample() function. I get stu...

más de 9 años hace | 0 respuestas | 0

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Help with Homework please Loops are hard
So, in the first case, you have to add 10 numbers together. In the second case, you have to add 20 numbers together. I'm sure yo...

más de 9 años hace | 3

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Measuring intensity of sound
Here is the code you need: max_val = max(x); min_val = min(x); mean_val = mean(x);

más de 9 años hace | 0

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Sort and keep index of a n-dimension array
As I understand it, you have 2 dimensions of data. You have not specified how you want to sort them (e.g. "along dimension 1"). ...

más de 9 años hace | 0

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How is the output size of UPFIRDN determined?
I want to understand resampling better, so I am trying to replicate the functionality of Matlab's built-in upfirdn() function. T...

más de 9 años hace | 0 respuestas | 0

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Sum of all odd and even arrays in matrix
From your description, I think you want to do this: b = [sum(a(1:2:end,:)); sum(a(2:2:end,:))] However, I'm not sure why...

más de 9 años hace | 0

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Finding the frequency value of a signal
Whenever you're interested in frequency content of a signal, the Fast Fourier Transform is often an excellent tool to use (see h...

más de 9 años hace | 6

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