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Scragmore


31 total contributions since 2011

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Question


counting strings in cell array, is there a faster solution
Hi all. I have two cell array's test1 240000x1 and test2 160000x1. Each cell of test1 contains a string, varying lengths 1-20...

7 years ago | 1 answer | 0

1

answer

Question


evalin('base', 'save('var1', 'var2')')
evalin('base', 'save('var1', 'var2')') I am trying to run a simple function to save specific variables from the base.workspa...

7 years ago | 2 answers | 0

2

answers

Question


Quicky. re 'whos' and workspace.
Hi, What is the location/path of the workspace or how do I 'whos' my workspace from within a function. If I from within a ...

7 years ago | 3 answers | 2

3

answers

Question


Quick question/explination Re 'movavg'
Hi, I have just created five arrays, four of them using 'movavg' of variang sample lengths, the last array is just the raw da...

7 years ago | 1 answer | 0

1

answer

Question


Quickie, global variables and sub functions.
Hi, I have a primary function set with 12 global variables I want the sub-functions to use, they are only double constants h...

8 years ago | 1 answer | 0

1

answer

Question


clarification of the use 'switch case'
Hi, I would just like a little clarification of the use of 'switch case', most of the examples I have looked at showed examples...

8 years ago | 1 answer | 0

1

answer

Question


HowTo 'IFError' and skip
How do identify an error in order that I can skip and run alternative script. I want to if fprintf('\t%s\n',TPin{1,2}...

8 years ago | 1 answer | 0

1

answer

Question


Printing to screen command window.
Hi, I am building a pseudo DB using a cell array. Each column will contain numerical array of varying sizes all calculated from...

8 years ago | 0 answers | 0

0

answers

Question


replicating/copy part of Cell Array
I have Cell Array; CA{100,5} is there a function/syntax to copy a section of a cell array in a similar fashion to copying...

8 years ago | 2 answers | 1

2

answers

Answered
Wish-list for MATLAB Answer sections.
iMatStore Instead of paying for a complete toolbox, you could go to the iMatStore and download a single track. Who listens to...

8 years ago | 0

Question


A Quickie: do I have to create a temp array in my code
Hi, Q? do I have to create the temp array 'abMt'. Can I rap 'TxTRIn{ii,2}(indx,2:5)' in max to get ans? 1 first I create a...

8 years ago | 2 answers | 0

2

answers

Answered
Wish-list for MATLAB Answer sections.
Being able to accept more than one answer. Just posted a question regarding dynamic array names. One Answer, answered the questi...

8 years ago | 1

Question


help with dynamic variable names set with 'for' incrementer
Hi, I am trying to split up a large numerical dataset into individual days. What I have that works and what I have that faile...

8 years ago | 3 answers | 0

3

answers

Question


Best shap for data to be in to work on.
Hi, I have a number of years of time series data of the format; Date Time Open High Low Close 734141 1544 1.6152 1.61...

8 years ago | 1 answer | 0

1

answer

Answered
Using Files from File Exchange
Whats the file you have found? Would help with providing an Ans for you. AD

8 years ago | 0

Question


Is there a more effitiant way than 'datenum(num2str(FTStempIn(:,1:1))'
Hi Profiler is telling me I am spending over 60% of my time running this part of my function, a simple import of data. What I ...

8 years ago | 1 answer | 0

1

answer

Question


Question veiw count and waiting for answers.
HI, Question/suggestion. I would like to suggest, is it be possible to have a view count or some indication that our question...

8 years ago | 2 answers | 3

2

answers

Question


FTS Bolling, would like additional data returned
Hi, I have classical financial equity data in an array, NB not stored as 'fints'. Columns are as follows; [inst ID], [dat...

8 years ago | 0 answers | 0

0

answers

Question


When should you start to consider using MEX files?
Hi Whilst following some discussion forums about project euler problems and the best languages to use, someone asked was Matlab...

8 years ago | 2 answers | 2

2

answers

Question


Pre-alocating an array and locating last empty cells
Hi I am currently doing a project Euler problem for Pythagorean triplets. I have decided to use matrix transformation to produc...

8 years ago | 1 answer | 0

1

answer

Question


How to create a list of an array index
I am doing a project Euler prime number puzzle but I do not wish to use the Matlab primes function , so I'm building my own. ...

8 years ago | 1 answer | 0

1

answer

Question


Loop is killing proccesor.
I am running the code below where I am trying to create a matrix for all the products of x digit numbers. Works fine for 1 and 2...

8 years ago | 2 answers | 0

2

answers

Question


1e3 = 1000 how do I 1e'x' where x is variable.
1e3 = 1000 how do I 1e'x' where x is variable.

8 years ago | 1 answer | 0

1

answer

Question


Real quick one, passing through a matrix backwards or just flip it.
During a _for_ or _while_ loop I would like to start at the back of the matrix and cycle to the beginning. Or do I just flip it ...

8 years ago | 2 answers | 0

2

answers

Question


A school boy Q? about the complexity of variable/symbol names.
To recap; Whilst comenting on a question, I asked " _Does the length and complexity of variable names make any difference to ...

8 years ago | 3 answers | 3

3

answers

Question


Is it me or is there a problem with a link to the Answer page.
How ever I try and get to the Answer page to see the questions asked ect. I get; The page you were looking for doesn't ex...

8 years ago | 0 answers | 0

0

answers

Question


How could I neaten this code up.
Hi Currently working through some of Project Eulers problems as mentioned in the forum discussion 'Best way(s) to master MATL...

8 years ago | 4 answers | 1

4

answers

Question


What should I consider when building 'financial time series' functions.
Hi, I would like some advice on what I should be thinking about whilst building this project. How should I import data, struc...

8 years ago | 0 answers | 0

0

answers

Question


trouble selecting column for function to return
My code; function Mat_abcd = mod_mx(x, y) A = x; B = bsxfun(@mod,x,y); C = floor(bsxfun(@rdivide,x,y...

8 years ago | 1 answer | 0

1

answer

Question


Expansion on my Devision of matrix by matrix Q?
Can I expand on this, x = [4; 8; 12; 16; 20]; y = [2 4]; Qa = bsxfun(@rdivide,x,y); Returns Qa = [2 1; 4 2; 6 3; 8...

8 years ago | 1 answer | 0

1

answer

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