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Awarded to raj on 09 Oct 2019
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Feeds
Frage
HOW TO DESIGN AN IIR Low PASS FILTER WITH MATLAB
I have asked this type of questions many times but can you give me the matlab code for designing a lowpass IIR filter. thanky...
mehr als 12 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
HOW CAN I CALCULATE THE SIGNAL TO NOISE RATIO(SNR) OF A CHIRP SIGNAL
I have a signal which is comprised of 4 chirp signals and an additive noise with the same sampling frequency and size is generat...
mehr als 12 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
PROBLEM IN GENERATING A REFERENCE SIGNAL
K discrete time real-valued random reference signals are stationary, but possibly correlated, and are described by the vector ...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortHOW CAN I BROADEN MY SIN SIGNAL
sin broadening can be taken as a chirp signal or even considering two sin signals which are very close in there frequencies that...
mehr als 12 Jahre vor | 0
HOW CAN I BROADEN MY SIN SIGNAL
sin broadening can be taken as a chirp signal or even considering two sin signals which are very close in there frequencies that...
mehr als 12 Jahre vor | 0
| akzeptiert
Frage
HOW CAN I BROADEN MY SIN SIGNAL
I need to plot a sin signal and analyse it using a spectrum analzer (periodogram) but i want to broaden the sin signal how is it...
mehr als 12 Jahre vor | 6 Antworten | 0
6
AntwortenFrage
PROBLEM IN DESIGNING A LOW PASS FILTER
I have to design a lowpass filter with passband of 0-1000Hz and sampling rate of 10kHz when i implement using fdatool it works b...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
HOW TO DESIGN A BANDPASS FILTER
I need to design a bandpass filter with sampling rate of 10kHz and bandpass of 0 to 1kHz and then insert a signal my signal in t...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
??? Index exceeds matrix dimensions.
Actually I am trying to plot the local maxima on a data which is a matrix but i get this error '??? Index exceeds matrix dimens...
mehr als 12 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
2D PEAK FINDER
Hello , I have a very large matrix of 900x500 which i gained from applying a spectrogram. what i want is to find the local maxi...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
HOW TO FIND THE LOCAL MAXIMA FOR EVERY ROW IN A MATRIX
Hii, Hallo suppose if i have a 3x3 matrix like [0 -1.2 -0.6; -0.9 -5 -6; 0 -1.8 -2.5] and also I have a threshold value ...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
HOW CAN I PLOT A CURVE OVER THE SPECTROGRAM OF A LOGARITHMIC CHIRP
I want to represent the true frequency of a logarithmic chirp. So I want to plot a curve over the spectrogram plane can you help...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
HOW TO PLOT A CHIRP SIGNAL WITH BIDIRECTIONAL SWEEP
in matlab only linear chirp with uni directional sweep is present but i want a chirp with bidirectional sweep how is possible to...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Can WE PLOT A TRANSPARENT LINE OVER A SPECTROGRAM IN MATLAB????
Actually i have to plot the true frequencies of a chirp signal over the chirp signals but when i plot the true frequencies over ...
mehr als 12 Jahre vor | 3 Antworten | 0
3
AntwortenCALCULATION OF MAXIMUM VALUE IN EVERY ROW
even the imregionalmax function works well
mehr als 12 Jahre vor | 0
Frage
CALCULATION OF MAXIMUM VALUE IN EVERY ROW
suppose there is a matrix of 3x3 size i want to calculate the maximum value in every row. ex: 3 4 5 6 9 0 1 2 3 ...
mehr als 12 Jahre vor | 4 Antworten | 0
4
AntwortenFrage
How to calculate the slope of a linear chirp signal
I know that calculating the 1st derivative gives the slope of the chirp signal but the chirp signal varies with time. so I get m...
mehr als 12 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
problem with my results
I am plotting a spectrogram using STFT algorithm generated by me everything works fine but my results are not what i expected p...
fast 13 Jahre vor | 0 Antworten | 0
0
Antwortenvertcat CAT arguments dimensions are not consistent.
hallo Jan Simon this is my code may be it will help u in understanding better Fs = 5e3; t = 0:1/Fs:(10*1/Fs)-1/F...
fast 13 Jahre vor | 0
Frage
vertcat CAT arguments dimensions are not consistent.
I am implementing a code and exactly at the last loop after running for two iterations I have this error. I know this error is d...
fast 13 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
A doubt in ZERO PADDING IMPLEMENTATION
actually i am applying short time fourier transform and i am implementing zero's to the end of the signal to match with the wind...
fast 13 Jahre vor | 2 Antworten | 0
2
Antwortenhow to change the window length???
One last question what are the effects of increasing the FFT length I tried it on the code you gave it to me and i couldnt even ...
fast 13 Jahre vor | 0
how to change the window length???
clear all close all clc f1 = 2000; f2 = 1700; T = 1/f1; tmin = 0; tmax = 5*T; % Plot 5 cycles dt1 = 1/30...
fast 13 Jahre vor | 0
Frage
how to change the window length???
I am implementing an FFT over 2 sin signals which are placed at frequencies 300Hz and 380 Hz as the frequency components are ver...
fast 13 Jahre vor | 6 Antworten | 0
6
AntwortenFrage
How do I add a column to a matrix?
I created a 30x30 matrix and now I want to delete the 1st column of data and add another column replacing the deleted column (wh...
fast 13 Jahre vor | 2 Antworten | 1
2
AntwortenFrage
I need to plot a line over my imagesc
I have checked matlabcentral but not found the write one i need to plot a line which starts from a point on the y-axis to the co...
fast 13 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Error in ==> thestest at 2 if(nargin == 2), ??? Output argument "y" (and maybe others) not assigned during call to "C:\Users\ raj\Documents\MATLAB\thestest.m>thestest".
This is the error message generated while running my function please tell me the reason for this error
fast 13 Jahre vor | 1 Antwort | 0
1
AntwortFrage
I have a problem with my solution
i am trying to implement STFT manually but I am not getting the correct solution in my code i am using a linear chirp but the pr...
fast 13 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
How to find the cost for implementing an fft
I wantto find the cost involved in implementing an fft that is the number of multiplications and additions as i have a task to c...
fast 13 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
code to implement FSK on sin wave
how to implement fsk on a sine wave
fast 13 Jahre vor | 1 Antwort | 0
1
Antwort
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