Pregunta

fill empty spaces in a cell array
Hi all, I have a 2000x2 cell array. When I go down I see some rows have [] [] empty. What way can I do it so that the empty 2...

casi 14 años hace | 1 respuesta | 0

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Respondida
Filling in secondly time intervals between 15:30:00 to 22:00:00
it seems like the output maybe deleting every 15th element also? A small change needs to be made?

casi 14 años hace | 0

Pregunta

Filling in secondly time intervals between 15:30:00 to 22:00:00
Hi all I have prices which change every 15 seconds throughout the whole day. I want to make the the price secondly rather tha...

casi 14 años hace | 2 respuestas | 0

2

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Pregunta

How many positive entries in array
I have a 1450x1 array. I want to count how many positive entries in array?

casi 14 años hace | 2 respuestas | 1

2

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Respondida
Data extraction from .txt file
Hi, Used your first code...great code and fast. It allows me to change m1 and m2 to get respective minutes. Great work. Now i...

casi 14 años hace | 0

Respondida
Simple data extration from notepad
I am running the code above but it is taking forever. There are many elements in this file. Is there any faster methods? I have ...

casi 14 años hace | 0

Respondida
Simple data extration from notepad
Additionally for the selected time frames would be nice to have a matrix with the selected values.

casi 14 años hace | 0

Pregunta

Simple data extration from notepad
Hi there. I have financial data in a notepad in the form of: 10/21/2002,0609,0.97270,0.97270,0.97260,0.97260,0,0 10/21/200...

casi 14 años hace | 4 respuestas | 0

4

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Pregunta

Simple correlation Question
Hi there. Here is my question. Q) I have two time series of financial data. A = 1000 x 1 B = 1000 x 1 Now I want to fin...

casi 14 años hace | 1 respuesta | 0

1

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Speed up loop in webinar
I tried to use gpu to speed it up but it actually slows it down.

casi 14 años hace | 0

Pregunta

Speed up loop in webinar
Hi there, by looking at the algorithmic trading webinar and files : http://www.mathworks.com/matlabcentral/fileexchange/29489 ...

casi 14 años hace | 1 respuesta | 0

1

respuesta

Pregunta

Loop on gpu
Hi there, for multiple cores on CPU you can use parfor. But for a loop on gpu how can you speed it up? Any help?

casi 14 años hace | 1 respuesta | 2

1

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Pregunta

convert string to number
Hi I have a string array as following: '15:30:00' '15:30:01' '15:30:02' '15:30:03' '15:30:04' '15:30:05' ...

casi 14 años hace | 2 respuestas | 0

2

respuestas

Pregunta

Error with parfor loop
Hi there, I am trying to run the following: INPUT: parfor i=1:1:5 data(i)=IBMatlab('action','query','symbol',...

casi 14 años hace | 2 respuestas | 0

2

respuestas

Pregunta

Struct array
Hi I have a 1x100 struct array called data. In this array I need all the elements bidPrice. data.bidPrice gives me one eleme...

casi 14 años hace | 1 respuesta | 0

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Pregunta

Histogram
Hi everybody. I have an array. 1) I do a histfit(data) to get a histogram representation of my data with a normal distributi...

casi 14 años hace | 3 respuestas | 0

3

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Pregunta

Histfit help
Hi there, I am trying to plot a PDF of some distributions on my data which are a set of financial daily returns using HISTFIT. ...

casi 14 años hace | 1 respuesta | 0

1

respuesta

Pregunta

Pairs trading error message
Hi everybody, I am trying to use the webinar in pairs trading with second-second data. I keep getting a error. I am using 1 d...

casi 14 años hace | 0 respuestas | 0

0

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Pregunta

Pairs trading in MATLAB
Hi everybody. I watched the webinar for Pairs trading. I wanted to know. I have 2 Cointegrated assets, the data is second-second...

casi 14 años hace | 1 respuesta | 0

1

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Pregunta

Time intervals in a array
Hi everybody. I have a N x 2 cell Matrix. The First column is the time stamp and the Second column is the price at that time. ...

casi 14 años hace | 1 respuesta | 0

1

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string to number
Hi this does not work for me, I think maybe because the array is a cell array?

casi 14 años hace | 0

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Pregunta

string to number
Hi I have an array which looks like this: '''27/01/2012 15:30:00''' '''27/01/2012 15:31:33''' '''27/01/2012 15:49:19'...

casi 14 años hace | 1 respuesta | 0

1

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Changing time intervals
Anybody? Help would be very much appreciated.

casi 14 años hace | 0

Pregunta

Changing time intervals
Hi everybody. I have a huge matrix where the first 6 entries are shown below. I want to change the NON EQUAL time intervals ...

casi 14 años hace | 2 respuestas | 0

2

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Pregunta

Damiano Brigo: A stochastic process toolkit for risk management
Hi there, folllowing on from the the tutorial above (google it and you will find the pdf). I am interested in his calibration...

casi 14 años hace | 0 respuestas | 0

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Pregunta

Garch fit on a histogram comparing to normal
Dear All refering to a very helpful tutorial : "A stochastic processes toolkit for risk management". The author represents th...

casi 14 años hace | 0 respuestas | 0

0

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Pregunta

Matching matrix
I have two matrixes, one is is a 37000x4 matrix (example below '01/02/2012 00:00:01' 'BEST_BID' 4.25000000000000 90 '01/02...

casi 14 años hace | 0 respuestas | 0

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Pregunta

Cell matrix
Hi there, I have a 37000 x 4 cell array. Columns are like for eg, '01/02/2012 00:00:01' 'BEST_BID' 4.25000000000000 90 '01...

casi 14 años hace | 2 respuestas | 0

2

respuestas

Pregunta

Probability distribution
Dear Everybody, I have searched many places yet I cannot find a solution. I am looking to fit the probability distributions (...

casi 14 años hace | 1 respuesta | 0

1

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Pregunta

Row column question
Dear all, I have a question to ask. I have 4 columns with dates with many rows of a value. It is a series of 2 prices with thei...

casi 14 años hace | 1 respuesta | 0

1

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