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**Content Feed**

What is the difference between spectrogram and pspectrum?

Please find the attachment.

3 years ago | 0

Question

Why robust loess takes so much of time

%%loess acc=dlmread('acc8.txt'); t=dlmread('time.txt'); [xx,ind] = sort(acc); yy = smooth(t,acc,0.5,'rloess'); plot(t,yy(in...

3 years ago | 1 answer | 0

### 1

answerQuestion

Further filtering of accelerometer data

Hi Star Strider, I find your answers regarding the filters to be quite insightful. I have a similar problem. I have used the Bu...

3 years ago | 1 answer | 0

### 1

answerQuestion

transfer function estimate better approximation

I am using transfer function to eatimate the natural freuncy of this system, where there was an output signal for a certain inpu...

3 years ago | 0 answers | 0

### 0

answersQuestion

Not able to open property inspector

Whenever I am trying edit a plot in Figure window through property inspector, the property inspector window does not open and ha...

3 years ago | 1 answer | 0

### 1

answerHow do i move a plot from the curve fitting tool to the plot tool?

You can also use the option of File-> Print to figure in Curve Fitting Tool window. It opens the graph in plot mode, where you c...

3 years ago | 0

Question

SQUARED BRACKET IN TFESTIMATE IN MATLAB

WHAT IS THE MEANING OF SQUARED BRACKETS IN TFESTIMATE COMMAND [Txy,f] = tfestimate(x,y,500,[],[],200);

3 years ago | 1 answer | 0

### 1

answerQuestion

Error while using STFT

I have been trying to use STFT, but I am getting an error of 'too many input arguemnts' every time. I even tried with the MATLA...

3 years ago | 0 answers | 0

### 0

answersQuestion

Time frequency analysis of the system?

It is the Time -frequency (pspectrum) graph of vibration of one of the system, placed in a shaking table, where natural frequncy...

3 years ago | 1 answer | 0

### 1

answerQuestion

Filtering of LVDT data

Hi, I have been working on filtering LVDT data but having problems with filtering them. My data looks as shown below. I applied...

3 years ago | 0 answers | 0

### 0

answersQuestion

Lower cutoff frequency for signal processing (filtering ) of LVDT and strain gauge data?

Hi, I have carried out some shake table tests on piles inside the soil. I have applied white noise motion as input for the shak...

3 years ago | 1 answer | 0

### 1

answerQuestion

I want to put fig files as subplots

I have four different .fig files, which I want to display in one figure with individual fig files as subplots. ALthough their x...

4 years ago | 1 answer | 0

### 1

answerQuestion

pspectrum-spectrogram analysis

Hi I am trying to plot the spectrogram of a time frequency analysis. Please see the attachment. The trend shown by the plot is ...

4 years ago | 0 answers | 0

### 0

answersQuestion

I am trying for filters for my experimental data

I am trying to filter the data i have got from my sensor. The graph displayed on the top is the data with noise and after I appl...

4 years ago | 1 answer | 0

### 1

answerQuestion

sequential file reading and operations

I need to read the file PPT1.txt, PPT2.txt,PPT3.txt present in 'D:\IEM\TEST1-IEM\Analysis of results\0.25g\PPT\Time Vs Pore Pres...

4 years ago | 1 answer | 0

### 1

answerQuestion

Reading file with variable name

In the folder I have TEXT files named as PPT1.TXT, PPT2.TXT,PPT3.TXT...., PPT16.TXT. I want to read these files and do some oper...

4 years ago | 1 answer | 0