Community Profile

photo

André Luiz Regis Monteiro


Active since 2014

Student
Professional Interests: signal processing, biomedical engineering, electrosurgery

Statistics

  • Thankful Level 1

View badges

Content Feed

View by

Question


How can I read a complex number vector?
Hi, I have this problem. I'm trying to read a complex number vector from a txt file using this structure: fid=fopen ('V...

9 years ago | 2 answers | 0

2

answers

Question


how can I recover original frequencies from a data table acquired from osciloscope?
Could someone help me with this issue? Supose that I made a fake signal from: t=0:1:1023; w1=(t/1023)*720; w2=(t/1...

9 years ago | 1 answer | 0

1

answer

Question


Why the amplitude of fft computing is a little bit different from a known value?
I was trying test this: n=5000; ts=5; t=[0:ts/n:ts]; x1=sin(2*pi*20*t); x2=2*sin(2*pi*60*t); x3=20*s...

9 years ago | 1 answer | 0

1

answer

Question


FFT returns a different amplitude value, why?
Dear Colleagues, I am working in this code (attached): t = 0:0.05:4*pi; ...

10 years ago | 0 answers | 0

0

answers

Question


How can I read data file with maximum float point available line by line?
Hello, I have two routines reading different data files (txt). First data file is like that: 2.281000003 2.593500003 2.74...

10 years ago | 1 answer | 0

1

answer

Question


fopen problem How does it work?
I have a file VarName3.txt like this: [2.281000003 2.593500003 2.749750003 3.062250003 3.062250003... and n...

10 years ago | 2 answers | 0

2

answers