Question

what does Recursive input signal mean
Can I know what is a recursive input signal. As a project report says that they are using recursive input signal and evry inp...

mer än 10 år ago | 1 answer | 0

1

answer

Question

How to create a particular signal in matalb
Hello, Can some one explain of how to create the signal as shown in the below image. <</matlabcentral/answers/uploaded_f...

mer än 10 år ago | 1 answer | 0

1

answer

Answered
Can someone explain why the error and filtered signals are switching alternatively.
Can someone explain why the error and filtered are switching alternatively after each iteration. Is there something wrong with ...

mer än 10 år ago | 0

Question

Need help of someone who is familiar with the LMS adaptive filtering
Hello, I have been working with the implementation of least mean square adaptive type filtering from a longtime but was unabl...

mer än 10 år ago | 0 answers | 0

0

answers

Question

Can someone explain why the error and filtered signals are switching alternatively.
Hello, I have been working out from a longtime on adaptive filtering with leastmean square method but was unable to get the r...

mer än 10 år ago | 1 answer | 0

1

answer

Question

How to make(create) a waveform in matlab as shown in the image
Hello, I am not sure of how to create the kind of waveform shown in the image below. I found a paper in which the author say...

mer än 10 år ago | 3 answers | 0

3

answers

Question

Desinging both IIR and FIR bandpass filter
Hello, Can someone help me out in designing a IIR bandpass filter and FIR bandpass filter with the needed parameters of sampl...

mer än 10 år ago | 1 answer | 0

1

answer

Question

How to generate(create) train of pulse signals
Hello, Can someone explain of how to create train of pulse signals with 1)sampling freq=500Hz,number of samples=1000 with ...

mer än 10 år ago | 1 answer | 0

1

answer

Question

Detecting and saving the values of a single pulse signal form the continuous incoming pulses signals
Hello, I am getting data of pulse signals into matlab through serial port.I want to detect and distinguish each pulse pulse sig...

mer än 10 år ago | 2 answers | 0

2

answers

Question

Need betterment for the Moving average filter
Hello, I made a moving average filter that has five sub windows say P1,p2,p3,p4,p5 where p1 has the current 500 values of the...

mer än 10 år ago | 1 answer | 0

1

answer

Question

strange output after using the Moving average filter
Hello, I used a moving average filter of 30 order as shown below for the attached signal and the output of the moving average f...

mer än 10 år ago | 1 answer | 0

1

answer

Question

Error when trying to use output value of a function in another fucntion
Hello, I am trying to use the output value(w) of a function(simple_LMS1) in another fucntion(simple_LMS2) but it giving error l...

mer än 10 år ago | 1 answer | 0

1

answer

Answered
sampling rate and the filter output improvement
Hi wayne, It is giving error like this Error using filtfilt>getCoeffsAndInitialConditions (line 149) Data must have len...

mer än 10 år ago | 0

Question

Plotting the data continuously coming from serial port
Hello, I am continuously getting data to matlab through the serial communication and using the below code Iam plotting the on...

mer än 10 år ago | 1 answer | 0

1

answer

Answered
sampling rate and the filter output improvement
The sampling rate of 500Hz is not working in the matlab and this is the sampling rate which has been used on the microcontroller...

mer än 10 år ago | 0

Question

sampling rate and the filter output improvement
Hello, _Sampling rate:_ I am working with acquiring pusle signals using microcontroller and sending them to the matlab with t...

mer än 10 år ago | 8 answers | 0

8

answers

Question

Suggestions for filtering a signal
Hello, I have a signal as shown here <http://imageshack.us/f/6/4vcf.png/ signal> and I need to filter it so that the resultant...

mer än 10 år ago | 1 answer | 0

1

answer

Question

Decompose a signal into its component signals
Hello, I have a PPG signal as shown here <<http://img62.imageshack.us/img62/4047/p2km.png>> From the information publis...

nästan 11 år ago | 0 answers | 1

0

answers

Question

Window moving over a pulse signal and leaving output the avg of Max and Min values
Hello , I am working with the Pulse signals and I want to get a window of say length 'x' moving over the entire pulse signal(...

nästan 11 år ago | 1 answer | 0

1

answer

Question

Suggest a filter to remove the noise from the signal
Can someone suggest a filter to remove the noise from the signal shown in this image (with the sampling rate being 500)?

nästan 11 år ago | 2 answers | 0

2

answers

Question

working of Recursive least square method with an example
Hello, I want to apply recursive least square filtering technique for a signal interrupted with noise induced due to the moti...

nästan 11 år ago | 1 answer | 0

1

answer

Question

fftshift in frequency filtering
Does it mandatory to shift the frequency components using fftshift for a fourier transformed image before applying lowpass or g...

mer än 12 år ago | 1 answer | 0

1

answer

Question

negative values of pixels in aimage
hi.. Can a image contain negative value of pixels ? what does negative value of pixels in a image mean?

mer än 12 år ago | 1 answer | 0

1

answer

Question

Making some intensity values of image to zero
hi.. How to zero the unwanted pixel intensity values of a image to zero.

mer än 12 år ago | 2 answers | 1

2

answers

Question

Nyquist frequency from image
Hi.. Is it possible to calculate nyquist frequency or the sampling frequency from image.

mer än 12 år ago | 1 answer | 0

1

answer

Question

The filename specified was not found in the MATLAB path
Hi... Can someone suggest something about this error.Even I'm using the correct path I'm getting this error ??? Error using ==...

mer än 12 år ago | 1 answer | 0

1

answer

Answered
mmread and aviread don't work
check this one http://www.mathworks.in/support/solutions/en/data/1-186ZX/index.html?solution=1-186ZX and install the required...

mer än 12 år ago | 0

Question

distance between each pixel in a line to the corresponding pixel in another line in a image
My original image is containing a curved line as shown here <http://imageshack.us/f/406/90144916.jpg/> overdrawing a straight...

mer än 12 år ago | 2 answers | 0

2

answers

Question

what is Frequency in a image
Applying fourier transform to a image will convert it into frequency domain and the complex values are obtained. Can anyone exp...

mer än 12 år ago | 3 answers | 0

3

answers

Answered
Problem in EDGE dectection because of similar intensity at a point
Im interested to find the edge of the sheet as shown inside the red mark here http://tinypic.com/view.php?pic=2qntaip&s=7 ...

mer än 12 år ago | 0