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Statistical significance of covariance
Hi, I want to compute the statistical significance of a covariance. However, I could not find any function for this purpose o...
8 years 前 | 0 个回答 | 0
0
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Change x-axis labels of plot
Hi everbody, I have a plot of 31 data points. However, instead of labeling the x-axis is (1:1:31), I want to set it to (-6:1:...
9 years 前 | 4 个回答 | 0
4
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Handling of large string array
Hi, I am dealding with a 22,000,000 x 1 string array, which causes Matlab real problems. I import the data from a .csv file ...
9 years 前 | 1 个回答 | 0
1
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xlsread returns error some times
Hi, I have a little Problem with xlsread. When I use xlsread to import data, I sometimes get the error message: Erro...
9 years 前 | 1 个回答 | 0
1
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xlsread returns error some times
Some code: fname=strcat('C:\Users\...\',country); T = length(vector); firstRow = 1; lastRow = T; firstCol = 'B'; lastCol...
xlsread returns error some times
Some code: fname=strcat('C:\Users\...\',country); T = length(vector); firstRow = 1; lastRow = T; firstCol = 'B'; lastCol...
9 years 前 | 0
提问
Convert cell array with different datatypes to numeric
Hi everybody, I am dealing with a cell array, where single numbers are saved as strings in the cells and some cells are empt...
9 years 前 | 1 个回答 | 0
1
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Problem with x-axis and dates in plot
Thanks a lot Kelly! Your answer works almost perfectly. One remaining problem is that matlab shows the x axis from 1990 - 202...
Problem with x-axis and dates in plot
Thanks a lot Kelly! Your answer works almost perfectly. One remaining problem is that matlab shows the x axis from 1990 - 202...
11 years 前 | 0
提问
Problem with x-axis and dates in plot
Hi everybody, I want to plot 228 datapoints, which correspond to monthly observations from 01/1993 to 12/2011. The x-axis ...
11 years 前 | 2 个回答 | 0
2
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Function with xlsread including the excel file name as input variable
Maybe I should ad that I also want the variable, to which the data is stored, to be the named after the respective country, e.g....
Function with xlsread including the excel file name as input variable
Maybe I should ad that I also want the variable, to which the data is stored, to be the named after the respective country, e.g....
11 years 前 | 0
提问
Function with xlsread including the excel file name as input variable
Hi, I have the following problem: I have multiple excel files named after countries, e.g. US,UK,FRA,JPN,... . Now I want ...
11 years 前 | 2 个回答 | 0
2
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Importing a large dataset from Excel into Matlab
Hi Titus, Thanks a lot for your reply. Unfortunately, xlsread doesnt seem to like large files and often returns some memory e...
Importing a large dataset from Excel into Matlab
Hi Titus, Thanks a lot for your reply. Unfortunately, xlsread doesnt seem to like large files and often returns some memory e...
12 years 前 | 0
提问
Importing a large dataset from Excel into Matlab
Hello together, I'm trying to import large numerical matrices e.g. [6000 x 6000], which should be no problem since I am runni...
12 years 前 | 2 个回答 | 0
2
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Compare elements of two cell vectors
I found a solution. First I converted all elements of both cell arrays to strings with this code I found: numIndex = c...
Compare elements of two cell vectors
I found a solution. First I converted all elements of both cell arrays to strings with this code I found: numIndex = c...
12 years 前 | 0
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提问
Compare elements of two cell vectors
Hi, I have two cell vectors of different lengths, containing both numbers and numbers/characters. Now, I want to delete al...
12 years 前 | 1 个回答 | 0
1
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Extract numbers from cell array
Hi, I have a cell array with both numbers and 'NA' strings for missing values. Now I want to convert the cell array to a p...
12 years 前 | 1 个回答 | 0
1
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Constrained optimization problem
Sorry for beeing imprecise. I want to estimate the 2 parameters a,b. T is a scalar and x1,x2 are 2 vectors of data. Basically...
Constrained optimization problem
Sorry for beeing imprecise. I want to estimate the 2 parameters a,b. T is a scalar and x1,x2 are 2 vectors of data. Basically...
12 years 前 | 0
提问
Constrained optimization problem
Hello, I want to solve the following problem: argmin{1/(T-1)*SUM(e^2)}, subject to a=>0, abs(b)<=1, where e^2 is the...
12 years 前 | 1 个回答 | 0