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Question
How to detect whether 72 hours have passed after the occurrence of a certain event? - datenum gives error for longer time series.
I am working on a time series which consists of sensor outputs at various date and time. I need to find out whether the sensor o...
environ 9 ans il y a | 2 réponses | 0
2
réponsesQuestion
Why I am getting error for performing AIC test for model orders varying in 0:3 range?
For ARIMA(p,d,q) if AIC test is applied for p,q = 0:3 keeping d = 0 and 1, it shows error. I want to confirm for possibilities w...
environ 9 ans il y a | 1 réponse | 0
1
réponsedynamic structure reference gives error
OK, solved it. I put it in this way: grade_n = 'NL330260'; d.((char(grade_n) ))
environ 9 ans il y a | 0
Question
dynamic structure reference gives error
I have s structure field named d.NL330260 and a temporary variable grade_n which is a 1x1 cell array containing 'NL330260'. I tr...
environ 9 ans il y a | 2 réponses | 0
2
réponsesQuestion
How to automate ARIMA model 'order' selection based on ACF and PACF plots?
While modeling in MATLAB, we have to provide values of p, d and q in arima(p,d,q) implementation, by observing ACF - PACF plots ...
environ 9 ans il y a | 1 réponse | 2
1
réponseQuestion
how to access an array using a string?
I have 5 arrays which store the past 100 values related with 5 entities of a time series. time series contains of data values an...
environ 9 ans il y a | 3 réponses | 0
3
réponsesQuestion
One step ahead forecast from an estimated model - error term
I have estimated the model for my series and it is arima(1,1,1). Instead of available k-step ahead option, I need to do one-step...
plus de 9 ans il y a | 1 réponse | 0
1
réponseQuestion
How should I fit best ARMA/ARIMA model for an excel sheet data?
Hi, I have basic knowledge of statistics. I have an excel sheet which consists of sensor output at unequal time intervals. When...
plus de 9 ans il y a | 1 réponse | 0
