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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 ...
mehr als 4 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
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...
etwa 5 Jahre vor | 0 Antworten | 0
0
AntwortenWhy 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...
mehr als 5 Jahre vor | 0
Frage
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...
mehr als 5 Jahre vor | 1 Antwort | 0
1
AntwortWhy 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...
mehr als 6 Jahre vor | 0
| akzeptiert
Frage
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...
mehr als 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
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...
etwa 8 Jahre vor | 1 Antwort | 1
1
AntwortHi 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...
fast 11 Jahre vor | 0
| akzeptiert
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
fast 11 Jahre vor | 0
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(...
fast 11 Jahre vor | 1
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...
fast 11 Jahre vor | 0
how to rotate right ?
If your binary data is stored in a string, try this: x = '1001011011110100'; x_shifted = circshift(x,[0,4]); Otherwis...
fast 11 Jahre vor | 0
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...
fast 11 Jahre vor | 0
| akzeptiert
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
fast 11 Jahre vor | 2
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...
fast 11 Jahre vor | 1
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).
fast 11 Jahre vor | 0
Frage
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...
fast 11 Jahre vor | 0 Antworten | 0
0
AntwortenHelp 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...
fast 11 Jahre vor | 3
| akzeptiert
Measuring intensity of sound
Here is the code you need: max_val = max(x); min_val = min(x); mean_val = mean(x);
fast 11 Jahre vor | 0
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"). ...
fast 11 Jahre vor | 0
Frage
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...
fast 11 Jahre vor | 0 Antworten | 0
0
AntwortenSum 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...
fast 11 Jahre vor | 0
| akzeptiert
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...
etwa 11 Jahre vor | 7
| akzeptiert
