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tilfani oussama
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DURCHSCHNITTLICHE ANZAHL DER LIKES
Feeds
Frage
loop on matrix array
I would like to make a loop that computes a distance between all matrix arrays, and save them in a distance matrix. The distance...
mehr als ein Jahr vor | 1 Antwort | 0
1
AntwortFrage
The use of MFE toolbox in DCC GARCH
I would like to perform a DCC GARCH model to a time series, with MFE toolbox. For simplicity, let say a bivariate case. I would ...
fast 5 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Multiobjective optimization portfolio selection NSGA II
I would ike to use the algorithm described here https://www.mathworks.com/matlabcentral/fileexchange/53143-portfolio-optimizatio...
mehr als 5 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Using new objective function in existing nsga ii matlab code
I took a matlab codefor NSGA II from this link http://yarpiz.com/56/ypea120-nsga2, i would like to use this code for a new objec...
mehr als 5 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
tranlsate a matriciel expression in matlab language
I have the following equation, wich can be writted in matrciel form as : R= w'C + w'βRm where Rm is a scalar, w C and β are col...
mehr als 5 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Error with parfor loop
I have the following code ft=zeros(1000,1); gt=zeros(1000,1); FT=zeros(1000,1) ; Gt=zeros(1000,1) ; CovXY=zeros...
fast 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
reduce execution time in matlab
I have a matlab programm with a loop, it takes with a machine of 16GO RAM, 7 hours to be executed. The aim is to compute a cros...
fast 6 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Mean column with step
I have a column vector of n elements, i would like to calculate the mean with a step of 10 (the mean of 10th, 20th, and so on). ...
fast 6 Jahre vor | 2 Antworten | 0
2
Antwortensolve quadratic set of equations
Let me expose the problem from the beginning. My aim is to solve for w=(w1,...,wn)' an optimization problem, the probelm can be ...
fast 6 Jahre vor | 0
| akzeptiert
Frage
solve quadratic set of equations
I have a system of equation which i would like to solven this systme can be expressed as : w=(w1,...,wn)' and let consider a ...
fast 6 Jahre vor | 1 Antwort | 0
1
Antwortplot graph with values of y axis on the begining and the end
I would like to get a graph similar to those in figure 1 in the attched file (not necessary the shaded area)
fast 6 Jahre vor | 0
| akzeptiert
Frage
plot graph with values of y axis on the begining and the end
I have three array vectors, beta, betal and betau, i would like to plot them on the same grpah. The x axis is scale ranging from...
fast 6 Jahre vor | 3 Antworten | 0
3
AntwortenFrage
How to convert R code to matlab?
Hy I would like to convert an R code into matlab, can someone help me to do? this the R code.
etwa 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Variance and covariances in multiscale
I want to code for DFA and DCCA based regression, to do i would like to code a detrended scale covariance and variance, as descr...
etwa 6 Jahre vor | 0 Antworten | 0
0
AntwortenHow to estimate standard errors?
ALso my question is only about SE of coefficient estimated in the simple
etwa 6 Jahre vor | 0
Frage
How to estimate standard errors?
I'm using a code to estimate a hurst coefficient MFDFA procedure, Hurst coefficient is the slope of logFq(s) vs log(s) for q=2, ...
etwa 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
plot graph of time series
Hi I have a matlab 2015a, i would like to plot a time series with dates on the x axis andd values on the y axis.
mehr als 6 Jahre vor | 1 Antwort | 0
1
AntwortFrage
VAR model estimation function
I would like to estimate a VAR (vector autoregression) model, i have matlab 2015a version. If someone have a code function to es...
mehr als 6 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Code to calculate a cross correlation function for many scales
I would like to calculate a cross correlation function on many scales, in the file attached chapter 2 Multiscale correlation fun...
mehr als 6 Jahre vor | 1 Antwort | 0
1
AntwortCode to calculate a cross correlation function for many scales
this is the paper of reference, look at paragraph 2 Multiscale cross correlation
mehr als 6 Jahre vor | 0
Frage
Vector Autoregressive model matlab R2015a
I would like to estimate a VAR(p) model with matlab, the command "Mdl=varm" is not defined in matlab R2015a. Can i have a code/...
mehr als 6 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
optimize time calculations program
I have a program, composed on a function and a loop (function enclosed and loop below), which takes a lot fo time to be perform...
mehr als 6 Jahre vor | 0 Antworten | 0
0
Antwortencode execution take time
The function Chaostest is enclosed, the loop please look below x is a column vector (1:3500) n=length(x); for j=1:n-499 ...
mehr als 6 Jahre vor | 0
Frage
code execution take time
I run a code, which computes chaos degree in a series, the code whithin a loop take more than 7 hours. there is a way to perfo...
mehr als 6 Jahre vor | 2 Antworten | 0
2
AntwortenSynchronize two time series matlab R2015a
That works with [D1,S1,R1] = xlsread('SP dated.xls'); [D2,S2,R2] = xlsread('CAC40 dated.xls'); S1ds = R1(2:end,:); ...
mehr als 6 Jahre vor | 0
Frage
Error when synchronizing two time series
I have two time series, i would like to synchronize them, in each series i have two columns (the first with date and second with...
mehr als 6 Jahre vor | 1 Antwort | 0
1
AntwortSynchronise two time series
Can you give more elements, i tried with but i fail, please find attached my series
mehr als 6 Jahre vor | 0
Frage
Synchronize two time series matlab R2015a
I have two time series SP and CAC40 returns, i would like to save only equal dates values, i have a matlab 2015a. Bests
mehr als 6 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Synchronise two time series
I have two dated time series, i import the with readtable command, i would like to synchronize them. taking only values with equ...
mehr als 6 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Time series with date
Hello I have two time series Xt and Yt ranging from 2005 to 2012 on daily basis (two rows one indicate the date and the second ...
mehr als 6 Jahre vor | 1 Antwort | 0