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Jonathan Campelli


Last seen: 2 years ago |  Active since 2013

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Answered
online extracting data from DB using MATLAB
Hello Neeloufar, Here is some very specific code that pulls all the data from url: <http://www.genome.jp/dbget-bin/www_bget?-...

9 years ago | 1

Answered
Logarithmic scale for colorbar
Hello Tom, My script plots sample data in logscale using "countourf", and both "YTick" and "YTickLabel" are set in "colorbar"...

9 years ago | 7

| accepted

Answered
plotting simple one variable functions for beginner using fplot
Hello bluseky, Try "ezplot" instead: syms x1 real f=x1^3 ezplot(f,[-1,1]) If you require the use of "fplot", g...

9 years ago | 1

| accepted

Answered
How do I correlate columns
Hello again, Kris, This function outputs a 925x90 matrix with individually computed linear correlation coefficients for each ...

9 years ago | 1

| accepted

Answered
How to use sum series in Matlab
I'm providing another solution to address the longer summation you have posted in my first answer. Please let me know if this s...

9 years ago | 1

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Answered
How to use sum series in Matlab
Hello Atinesh syms i %Creat symbolic variable 'i' symsum(i^2, i, 1, 4) %Use symsum to run your summation operation Be...

9 years ago | 0

Answered
How to aggregate one column according to the other column in MATLAB?
%Built the reference MAT file from which your table is pulled product=[114,112,112,113,115,113,111,113]'; customer=[1 2 ...

9 years ago | 0

Answered
Multiplying structures together based on field names
Hello Oliz, I've played around with your structures, and I have multiplied _struct1.a_ through _struct2.b_ in the following w...

9 years ago | 0

Answered
Calculate the number of years the money will last?
Nada, your While loop was not breaking because your x values were never reaching zero. I've crafted a nested while loop that st...

9 years ago | 0

| accepted

Answered
Help running Matlab script
c = 845 newnewcombos = 9 8 5 6 7 4 3 0 2 1 9 8 5 6 7 ...

9 years ago | 0

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Answered
insert element in vector
Here is an application specific solution: a=[1 2 4 5] %Your predefined vector. a=sort([a 3]) %The "[a 3]" operation ad...

9 years ago | 15