Panos Ale

Last seen: ongeveer 4 jaar ago | Active since 2017

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Question

How can I create the proper wavelet?
Hallo!!I have a time series and I want to run a convolution (conv) with a morlet wavelet that will search for frequencies in the...

meer dan 7 jaar ago | 1 answer | 0

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Answered
Problem with Table exportation!
No, I just copied and pasted your code (changing of course the YourTable part). The blanks between the %10.4f do not effect the ...

bijna 8 jaar ago | 0

Question

How can I create a single header for two columns for a table?
Hallo!!I have created this table: <</matlabcentral/answers/uploaded_files/101489/kotsantonis.PNG>> using the command: ...

bijna 8 jaar ago | 1 answer | 0

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Question

Problem with Table exportation!
Hallo! I have this table wich consists of two columns one singe(AlplaParameter) and one double(ConfidenceInt) <</matlabcentra...

bijna 8 jaar ago | 2 answers | 0

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answers

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Event-series visualization
Hallo! Iam trying to find a specific graph to visualize an event series! I would like to find a graph that consists of a horizo...

bijna 8 jaar ago | 0 answers | 0

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Question

Fitting an inverse sigmoid curve with limited data
Hallo! Is it possible to fit an inverse sigmoid curve to this limited data! My data set is: x=[0.26 0.23 0.22 0.20 0.13 0....

bijna 8 jaar ago | 0 answers | 0

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Question

Inverse sigmoid fit!
I found this code in order to fit a sigmoid curve to limited data: % Define the data to be fit x=(0:1:10)'; % Explanator...

bijna 8 jaar ago | 1 answer | 0

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Test the statistical importance of regression slopes.
Hello! I have 5 data sets!I am using the regress command to implement the regression. I want to compare the regression slopes ...

bijna 8 jaar ago | 0 answers | 0

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Frequency analysis of binary data
Hi! Is there a way to implement a fourier transformation(or another alternative) and get a PSD of a time series of binary data?...

bijna 8 jaar ago | 0 answers | 0

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95% confidence intervalsof regression line!
Hi! How can I calculate the 95% confidence intervals(numerically) of a regression line after using the the command regress?

bijna 8 jaar ago | 1 answer | 0

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Question

Mark specific values on a plot!
Hi consider the following plot: x=1:100; y=600+(1400-600).*rand(100,1); plot(x,y) How can I mark the y values...

ongeveer 8 jaar ago | 2 answers | 0

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Question

Increase robusteness in Robust regression!
Hallo! I am using the default command robustfit but I need to increaseits robustness meaning that i need to throw out more outli...

ongeveer 8 jaar ago | 0 answers | 0

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Rearrange matix in ascending order using one column as index!
Hallo! I have one matix with two columns where each value of column 1 correnponds to the value of the same row at column 2. I wa...

ongeveer 8 jaar ago | 1 answer | 0

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Question

Estimate confidence intervals after regress!
Hallo I did a linear regression using the command [B,BINT,R,RINT,STATS] = regress(Y,X)! How can estimate the confidence interval...

ongeveer 8 jaar ago | 1 answer | 0

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Question

Help with regress syntax
Hallo I am trying to apply the regress function in a simple x,y scatter plot but for some reason I can't find the exact syntax t...

ongeveer 8 jaar ago | 1 answer | 0

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Question

How can I get F and p-value after regression?
After using the command lsline I got the the regression line that I wanted! But How can I see the statistics of the regression?H...

meer dan 8 jaar ago | 1 answer | 0

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Question

Compare the Means between individual groups in anova
I applied an one-way anova in with three groups and now I want to calculate the p-value between the individual groups. e.g. gr...

meer dan 8 jaar ago | 1 answer | 0

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Question

Imported Numbers from excel are replaced by NaN!!(?)
Hello! I am trying trying to import(create a numeric matrix) some values from excel which have about 13 decimals but matlab relp...

meer dan 8 jaar ago | 2 answers | 0

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Question

Create a Matrix with multiple repeated strings
I have str1='a' str2='b' str3='c' and I want to create a matrix F=[ str1..3 times str2..6 times str3 12 ti...

meer dan 8 jaar ago | 1 answer | 2

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Question

Insert a table in a figure with the colour specifications of the lines!
Hallo! I have plot plotted three differet lines in a figure and I want to insert a table(box) to specify each of them based on t...

meer dan 8 jaar ago | 1 answer | 0

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Question

Plomb command and how I convert units!!
Hallo after applying the plomb command to a non-uniform sample and I got the PSD that I wanted! The thing I want to know is want...

meer dan 8 jaar ago | 1 answer | 0

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Question

Non uniform sample in frequency analysis! non uniform dft?
Hallo! I am working in project that I have to make a frequency analysis on a time series. However my sample is not uniformly sam...

meer dan 8 jaar ago | 1 answer | 0

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Question

How can I calculate the mean of certain rows of a matrix based on specific column values?
I have a matrix with 2 columns: example: A=[ 123 1; 444 2; 634 1; 311 1; 111 2; . . ...

bijna 9 jaar ago | 1 answer | 0

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