# Tamura Kentai

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Question

Using Matlab ifft() to convert an exoprted frequency spectrum csv from other tool, how to get right amplitude ?

Hi, folks: I have a question, if you could kindly give some suggestions, I have a csv-like file format exported from other to...

6 mesi ago | 1 answer | 0

### 1

answerQuestion

Is there any discrete mathematics solver for symbolic equations ?

Hi, : Excuse me, I have surveyed some, but no similar solution. So that may I ask some opinions from you. That's if it's pos...

circa 2 anni ago | 2 answers | 0

### 2

answersQuestion

A symbolic expression problem (different results in different version)

Hi, : May I ask, I have a m-file, the content is as below, but it ran out different result in different versions of Matlab, the...

oltre 2 anni ago | 1 answer | 0

### 1

answerQuestion

About FFT of sin(x) / x , how to plot ?

Hi : I can't find solutions after searched. I tried to plot a FFT spectrum of the sinc function, y(x) = sin(x) /x, but I can't...

oltre 2 anni ago | 1 answer | 0

### 1

answerQuestion

Peak-notch filter+Chirp not works as expected in time domain.

Hi, : One thing strange is that I found in the file which I used a 'Chirp signal source with linearily varying frequency' + '...

circa 3 anni ago | 0 answers | 0

### 0

answersQuestion

Can I make a ' y=k*x^n ' distribution by makedist() ?

Hi, : Thank you at first. I hope to have the relation when loglog(x, y) plot , there will be a straight line, I know the math ...

circa 3 anni ago | 0 answers | 0

### 0

answersHow to use an array as an indexing table to add search result as a new row to the querying array ?

Hi, Andrei: I'm sorry, after some hours, I think I have one solution. It's the following: % index_array_search.m load('Idx.ma...

circa 3 anni ago | 0

Question

How to use an array as an indexing table to add search result as a new row to the querying array ?

Hi, : I thank you at first. My question is , 'How to use an array as an indexing table to add search result as a new row to th...

circa 3 anni ago | 2 answers | 0

### 2

answersPlot array of x ,y both in 2 columns, got unexpected multiple line result.

Hi, : I guess , get(h) will help to show more...under the 'figure 1' still opened. >> get(h) DisplayName: '' ...

circa 3 anni ago | 0

Question

Plot array of x ,y both in 2 columns, got unexpected multiple line result.

Hi, : I beg your pardon, I got some unexpected result of plot number of line. I have uploaded the .mat files which contained th...

circa 3 anni ago | 2 answers | 0

### 2

answersQuestion

how binary floating point to real decimal number representation ?

Hi, : I'm sorry, if ask the wrong question, actually I don't know which domain it is, just know it's about math, logic, program...

circa 3 anni ago | 2 answers | 0

### 2

answersQuestion

thd() in matlab workspace shows me an unexpected result, is anything wrong ?

Hi, everyone: Nice to meet you, this is the first time I ask question here, so if there are something improper, I beg your pa...

oltre 3 anni ago | 2 answers | 0