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Clifford Shelton
ISCTE Lisbon
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Professional Interests: Complexity Science
Statistik
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How to create vectors from each column usin column names whn importing CSV format??
I normally import .xls files and i am easily able to manage data in a program I have written. However, now I need to import CSV...
mehr als 11 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
Looping over folders, skipping a folder if a file is present
I have code that executes a for loop through a folder and all of its subdirectories. My questions is how do I write the code in...
mehr als 11 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Unable to do work through a loop of subdirectories
I'm having mucho problems trying to get this to work: I'm trying to do some work while looping through a group of sub-directori...
mehr als 11 Jahre vor | 3 Antworten | 0
3
AntwortenFrage
Can't seem to loop through subdirectories and do work...
I'm attempting to loop through excel files that are contained in a bunch of folders that are all subdirectories of the c:\data f...
mehr als 11 Jahre vor | 1 Antwort | 0
1
AntwortFrage
M file in one location to loop over directories/sub directories in another location
I'm not sure how to get this syntax to do exactly what i want it to do. Help is most appreciated! I am trying to get my mfil...
mehr als 11 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Loop over files within a directory and all its sub-directories
Happy Holidays to everyone! I have a folder: C:\data and I wish to loop over all the files that are within the sub-folder...
mehr als 11 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Continue in a for loop if a file isn't present
I'm having a problem with the correct syntax to complete the task without receiving an error. Any help is most appreciated! ...
mehr als 11 Jahre vor | 1 Antwort | 0
1
AntwortFrage
What code can I write to "stretch" my regressions to visually fit together
I am having to do regressions of data regularly so I need help with the following: On a graph I have two lines: 1) the ran...
mehr als 11 Jahre vor | 1 Antwort | 1
1
AntwortFrage
Error importing files in a ForLoop
I keep running into an error when I try to run this code..but I am unsure why. I am trying to import files within a for loop ...
mehr als 11 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How do I simplify importing .xls files within a for loop?
Thanks for any assistance in advance! I have the following problem: I have generated spreadsheets of data (.xls file for each ...
mehr als 11 Jahre vor | 1 Antwort | 0
1
AntwortFrage
plotyy with different data ranges to visually appear equal.
Ok. When making a line plotyy graph, the two y-axis have data with different ranges. For example y(1) has a range fr...
fast 12 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Populate an array randomly with some constraints
This has had me stumped all day. Any help is appreciated. I'm trying to do the following with an array: 1.) randomly popula...
etwa 12 Jahre vor | 1 Antwort | 0
1
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Adding a constraint to my if else if statement.
So the follwoing for loop will generate 8133 random values for 'astrosRuns' between the possible range of (0:16). The random val...
etwa 12 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
If else If statment embedded in a for loop with a constraint?
It's not easy being a beginner! Ok..I'm trying to add some bias to the following random walk in values. Here's the example c...
etwa 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Using histogram to find the frequency of combinations within the data set
I am new to Matlab and just started getting into generating histograms. I understand how to create a histogram that determine...
etwa 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Using strings in regular code.
Simple question. I've looked around the documentation and can't seem to find this. How do I use a string and pass it into cod...
etwa 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Putting Three different functions into one program
I have written three different functions, each with different m.file names. Each of the functions have prompted inputs in the c...
etwa 12 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Specifying range of data from a plot??
This is my plot: x=1:5; y=rand(size(x)); lh=line(x,y); xp=get(lh,'xdata'); yp=get(lh,'ydata'); ...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Extending a sine regression to forecast
I would like to know the best way to extend my newly constructed sine wave fit to my data into the future another 20 days. ...
mehr als 12 Jahre vor | 2 Antworten | 0
2
AntwortenCombine or Superpose 151 Sine Waves?
Thanks a bunch. Both of the suggestions work. But now it seems that the single sin wave created is extremely thin. My data se...
mehr als 12 Jahre vor | 0
Frage
Combine or Superpose 151 Sine Waves?
Using the below code and I have been able to successfully created 151 different sine waves all fit to my data set. y = ...
mehr als 12 Jahre vor | 2 Antworten | 0
2
AntwortenSine Wave Regression Increment Plot from a non-scalar structure?
Ok...i think i figured out how to plot them. It doesn't need to be automated...I was able to pull all the data from the structu...
mehr als 12 Jahre vor | 0
| akzeptiert
Frage
Sine Wave Regression Increment Plot from a non-scalar structure?
With help I was able to create a non-scalar structure in order to automate the multiple calculations for a regression of sinwave...
mehr als 12 Jahre vor | 1 Antwort | 0
1
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Need to Automate multiple sinwave regressions of a dataset
I have a data set of 501 days with a sample rate of 1 day. After doing a spectral analysis of the data I want to generate a sin...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Sin Cos calculation for a regression
My aim is to best fit sin waves to a dataset. I am using a data set with 501 days of data with a sample rate of 1 day. A...
mehr als 12 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Regression Fit a SinWave to a dataset?
Ok..I'm almost there. Yesterday I received some help but still have questions (I'm an ultra beginner). I love baseball and h...
mehr als 12 Jahre vor | 3 Antworten | 0
3
AntwortenFrage
How do I Regression Fit a SinWave to a dataset?
I have a dataset and I want to best fit a sinewave to the plotted data set. This process I think is called a regression...but a...
mehr als 12 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
How to do a Bartel's Test
If anyone could please help me with how to do a specific statistical measure, called the Bartel's Test or Bartel's Statistic. I...
mehr als 12 Jahre vor | 0 Antworten | 1
0
Antwortenplot textdata on the x axis and number data on the y axis
Thanks for all the help! I'm still having trouble with it..but I'll get there sure 'nuff!
mehr als 12 Jahre vor | 0
Frage
plot textdata on the x axis and number data on the y axis
I am a ultra beginner at Matlab..so I'm constantly frustrated with problems. I have a time series data set that I imported from...
mehr als 12 Jahre vor | 5 Antworten | 0