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Awarded to BdS on 21 Mar 2019
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Feeds
Question
Open rows corresponding to a specific value of a big csv file.
Hi there, I have got a big csv file to open (~7GB). The first column with variablename 'Datenstand' has got rows with 3 uniqu...
3 years ago | 0 answers | 0
0
answersQuestion
Reopen a figure saved in a struct
Hi there I have got many figures saved in the workspace as a struct: PGRet(5).(cell2mat(UniverseName))=figure(1) How can I o...
4 years ago | 1 answer | 0
1
answerQuestion
Show Values on bar graph; above bar when positive values, below bar when positive values
Hi, with the code below I built a bar graph and inserted the values on each bar. xtips2 = b(1).XEndPoints; ytips2 = b(1).Y...
4 years ago | 2 answers | 0
2
answersQuestion
How to ignore NaN values in price2ret
Hi, Is there any efficient code to get from vector [99;NaN;100;102] the following result: [NaN;NaN;0.01010101;0.02] using the ...
4 years ago | 0 answers | 0
0
answersQuestion
Create Bar Charts with different bar colours with a legend
Hi, I would like to create a bar chart (not stacked) with different colour for each bar. But it should also include a legend (i...
4 years ago | 1 answer | 0
1
answerQuestion
Create Bar Charts with different number of groups for each iteration.
Hi, I would like to create for each iteration a bar chart. However, the number of groups changes by each iteration and I do not...
4 years ago | 1 answer | 0
1
answerQuestion
Download Data from Bloomberg Anywhere
Hi matlab help desk I am working at Homeoffice. On my laptop I have got Matlab. I would like to download data from bloomberg to...
4 years ago | 0 answers | 0
0
answersRemoving all non NaN Values to a new matrix.
This is the function I would like to use https://www.mathworks.com/matlabcentral/fileexchange/32327-winsorising-data
5 years ago | 0
Removing all non NaN Values to a new matrix.
I would like to apply the function winsorising on the elements with values only. The function winsorising accounts unfortunatell...
5 years ago | 0
Question
Removing all non NaN Values to a new matrix.
Hi, I have got a 261x3733 double array temp with numbers and NaN. I would like to get in matrix a only the nonnan values. Cond...
5 years ago | 3 answers | 0
3
answersQuestion
How to efficiently winsorize a big matrix column wise.
Hi, I am looking for an efficient winsorization function / code. Matlab has been running the code below since 24h and it is not...
5 years ago | 0 answers | 0
0
answersQuestion
fixedEffects regression without intercept
Hi, I would like to compute the coefficients of a fixedEffects regression. Is it possible to estimate the cofficients withou...
5 years ago | 0 answers | 0
0
answersQuestion
Insert value for the last day of the year
Hi, enclosed you will find a 1044x1 datetime vector (weekly data). I would like to create a logical vector containing 1 for th...
5 years ago | 1 answer | 0
1
answerQuestion
Warning when opening a mat file
Hi, I have got a rather big mat file (870.04 MB) which I would like to open. I get the following worning: Warning: Variable...
5 years ago | 1 answer | 0
1
answerQuestion
Is it possible to restore a deleted mat file?
Hi I accidently deleted a mat file. Is it possible to restore it? thank you in advance for your ansers.
5 years ago | 1 answer | 0
1
answerQuestion
Unique rows of 2 cells with 2 columns each.
Hi I have got 2 cells with 2 columns each: IdxMembers(1636x2) IdxMembers2(1630x2) I am looking of the unique values of each ...
5 years ago | 2 answers | 0
2
answersQuestion
Transfer variables within function with different properties.
Hi, I wrote the following class code: classdef Copy_of_getPortRawData properties PortMembers Port...
5 years ago | 1 answer | 0
1
answerQuestion
Downloading data from bloomberg with object oriented programming.
Hi I would like to download Portfolio data from Bloomberg. Unfortunatelly, I get an error message: %%%%%%% Undefined functi...
5 years ago | 0 answers | 0
0
answersQuestion
Change order of columns in a matrix.
Hi there, I have got a 17x265 doube matrix with name weights. Each row has a sum of 100. I changed the order of columns with ...
5 years ago | 0 answers | 0
0
answersBloomberg Connection / Date Format
The code is big and linked with other formulas. One needs Bloomberg connection The prices are in matlab stored. Excel was just...
5 years ago | 0
Question
Bloomberg Connection / Date Format
Hi there, According to Bloomberg, when using the history (BDH) function in Excel, one gets different prices depending which tim...
5 years ago | 1 answer | 0
1
answerQuestion
Mapping 2 matrices with different number of columns.
Hi, I've got the following 2 matrices and 1 vector UniqFXRates 30x11 double (11 FX rates for 30 data points) InstrFXRates 30x...
5 years ago | 1 answer | 0
1
answerQuestion
"Go to" alternative
Hi I have got the following. But it does not do what I what: for f=1:4 for S=[3,4,7,11] Pf1(:,S)=Pf1BM1.allocati...
5 years ago | 1 answer | 0
1
answerQuestion
Delete rows in cell arrays
Hi, Have have got the following cell array: How can I delete the first row of the cell and add to each element in the first ...
5 years ago | 1 answer | 0
1
answerQuestion
Find the earliest common date and indicator of two date vectors.
Hi, I have got two date vectors: a=[28.02.2019;01.03.2019;04.03.2019;...] and b=[01.03.2019;04.03.2019;...] How to find the ea...
5 years ago | 2 answers | 0
2
answersQuestion
Multiplication of 2 3d matrices
Hi, I have got 2 3d matrices: NormClassRetPf(dates,factors,classes) and TotWeightsPf(dates,factors,classes). nDates=51 nFacto...
5 years ago | 2 answers | 0
2
answersQuestion
Assignment with 0 - Alternative
Hi everybody, I have got the following code: PortMembers=369x1 cell with ISINS GlData.instrISIN(:,1) = 1640x1 cell with ISIS ...
5 years ago | 0 answers | 0
0
answersQuestion
Logicals with empty double column vectors
Hi I have got this code: a=Pf_ID; %--> 5x1cell b=magic(5); c=find(cellfun(@isempty,a)); ...
5 years ago | 1 answer | 0
1
answerQuestion
Dynamic struct names with strings.
Hi I have got a 4x1 cell (named= RankFileNames) with the following chars '0_1_workspace_20190410.mat' '0_2_workspace_20190228...
5 years ago | 1 answer | 0
1
answerCode that makes matlab jumping loops without fininishing the remaining iterations.
Thank you for your answer. I wasn't clear. Here is the procedure I woul like: 1) First iteration r 2) First iteration d, exce...
5 years ago | 0
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