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F Z


Active since 2013

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Professional Interests: signal processing, design,optimization

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Error using hilbert transform: "Subscript indices must either be real positive integers or logicals."
Hello, I have some troubles using hilbert transform for the enclosed vector in a guide. The used command is: y=abs(h...

9 years ago | 1 answer | 0

1

answer

Question


how to fit a curve with its peaks
Hi, I'd like to smooth a curve with its peaks (enclosed "initial.fig") to obtain something like the second enclosed figure ("...

9 years ago | 0 answers | 0

0

answers

Question


Error message while using Fullfile to write .m file in a specific folder
Hello, I have some troubles using fullfile function in order to store outputs in a specific folder. Error using fullfile ...

9 years ago | 2 answers | 0

2

answers

Question


Export sequence of matlab figures & Matrix to excel Workbook
Hello, I have a MATLAB file which creates N figures. I'd like to copy one figure and its corresponding matrix /spreadsheet. ...

9 years ago | 0 answers | 0

0

answers

Question


Remove NAN from cell array, and calculate the average of each column through each cell
I have a 1 x 17 cell array called M, with each cell containing a 16 x 27 Matrix. I need to get rid of NaN in each cell. I tried ...

9 years ago | 1 answer | 0

1

answer

Question


how can i modify bplot.m in order to display calculated values on the boxplot
Hi, I recently downloaded the "bplot.m" to create boxplots from several data files. However, i didn't succeed in displaying ...

9 years ago | 1 answer | 0

1

answer

Question


Extract duplicate values from both 1st and 2nd column
I have a large matrix (120000x4096)to process. There are repetitions in the 1st and 2nd columns. If 2 rows have the same number ...

9 years ago | 2 answers | 0

2

answers

Question


find duplicate values, sort them and get their indices
Suppose i have 3 arrays: Position=[ 15 15 15 15 15 15 15 15 15 15 16 16 16 16 16 16 16 17 18 18 18...] Ray=[1 2 3 1 1 1 2...

10 years ago | 3 answers | 0

3

answers

Question


How to extract data from 3D table with indices
Hello, I have some troubles working with 3D tables. In fact, i have a 3D matrix MT (N, 19, 3) and i‘m looking for indices for...

10 years ago | 0 answers | 0

0

answers

Question


How to draw a perpendicular line to another?
Hello, Suppose i have a segment S1 defined by 2 points (x01,z01) and (x02, z02). The center of the segment is defines as (xm0...

11 years ago | 1 answer | 1

1

answer

Question


How to define the Y direction in a GUI axes
Hello, Is it possible to rotate a segment of 30°? In fact, i tried the rotate function :rotate(h,direction,alpha) but i c...

11 years ago | 1 answer | 0

1

answer

Question


how to resize axes within a GUI
Hello, I am not used to work with Gui interfaces and i am having some troubles to define the axes limits. I want plot 2 po...

11 years ago | 1 answer | 0

1

answer