# Jeff

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horribly new on matlab but loving it; sorry for so many questions but I appreciate all the support Professional Interests: economics, central banking

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**Feeds**

Align subplot x-axes

I found a solution, realizing later that i didn't fit the graph 2 axis like I did for graph 1, and it seems to have solved the i...

ungefär 6 år ago | 1

| accepted

Question

Align subplot x-axes

Hi all, could someone please help me on how to align the scales? % data data = rand(14,2); x = data(:,1); y = data(:,2); ...

ungefär 6 år ago | 2 answers | 0

### 2

answersAdd two matrices (element wise addition) together ignoring NaNs

Ok, not to waste too much of the MathWorks communities' time but i did find what looks to be the appropriate solution: tmp ...

ungefär 7 år ago | 2

| accepted

Question

Add two matrices (element wise addition) together ignoring NaNs

Hi all, Can someone help on this? I'm sure it is straight forward but getting stumped. I would simply like to add two matri...

ungefär 7 år ago | 3 answers | 1

### 3

answerswhat cause this error to xlsread randomnly?

I am currently getting the same error when just simply trying use xlsread on a .xlsx file and it doesn't appear to be related to...

ungefär 8 år ago | 0

Question

Generate new variables based on expressions in structure array using loops -- example provided need help to fix

Can someone help direct me on how to get this to work? For example, I would like to create a new variable in the 'var' structur...

nästan 10 år ago | 2 answers | 0

### 2

answersQuestion

Can you help to create a new variable on each loop?

Hi All, I would like to have a new "data" variable below to be created on each iteration of this loop - length(files) = 12; ...

nästan 10 år ago | 1 answer | 0

### 1

answerreading only a portion of a text file

fid = fopen('mydata.txt', 'r'); tline = fgetl(fid); k=1; while ischar(tline) disp(tline) findrows = strfind(tline, ...

ungefär 10 år ago | 0

reading only a portion of a text file

fid = fopen('mydata.txt', 'r'); tline = fgetl(fid); k=1; while ischar(tline) disp(tline) findrows = strfind(tline, 'A...

ungefär 10 år ago | 1

| accepted

how to return first 5 digits of 6th column in cell array?

Ok found it; thanks anyway all cell{1,5}(1:5)

ungefär 10 år ago | 0

| accepted

Question

how to return first 5 digits of 6th column in cell array?

Hi Matlab community, Here's another newbie question. I would like to replace the 6th column with the first 5 digits of that ...

ungefär 10 år ago | 2 answers | 0

### 2

answersQuestion

reading only a portion of a text file

I would like to read in a text file that contains a header and footer of information, where the number of rows of the header/foo...

ungefär 10 år ago | 3 answers | 0

### 3

answersQuestion

how to append multiple CSV files with mix of numeric / non-numeric into one final table

Hi all, I have 60 CSV files that contain one column of text and the remaining 6 columns are numeric. The first row in all ...

mer än 10 år ago | 1 answer | 0

### 1

answercan someone help me loop this??

Hi Roger, this is bang on however I can't completely confirm because I screwed up in my example. The PC matrix is longer th...

mer än 10 år ago | 0

Question

can someone help me loop this??

n=4 t=1:21 std_t1 = (((pc(1,:)- MA(1,:)).^2)/(n-1)+... ((pc(2,:)- MA(1,:)).^2)/(n-1)+... ...

mer än 10 år ago | 3 answers | 0

### 3

answersHow to export a DataMatrix to excel ???

just found this, seems like text is the only option dmwrite(z,'C:\matlab\excel\test.txt');

mer än 10 år ago | 0

| accepted

Question

How to export a DataMatrix to excel ???

Hi can someone help with this? I would like to export this DataMatrix to excel that includes the metadata created. x1=[10 8 ...

mer än 10 år ago | 1 answer | 1

### 1

answerI would like to filter out some vectors based on a percent of aggregate

Found this in the matlab documentation just to share Find the indices of values in a vector that are greater than a specified...

mer än 10 år ago | 0

Question

filter series based on test but how do I know what series passed??

Hi all, i had some help with this already from Image but one thing is I need to know what variables passed the test, as there wi...

mer än 10 år ago | 1 answer | 0

### 1

answerQuestion

I would like to filter out some vectors based on a percent of aggregate

I would like to filter some time series based on their weight of the overall aggregate. The weights are to be calculated based ...

mer än 10 år ago | 2 answers | 0