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Results tagged with time-series
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user 349777
Time series are data observed over time (either in continuous time or at discrete time periods).
2
votes
1
answer
546
views
In a time series forecasting, should we apply differencing on entire dataset if one or two f...
I'm working on a time series forecasting model using VAR (Vector Autoregression). I have 6 features, out of which 2 features are not stationary. If I apply first-order differencing on those features, …
1
vote
0
answers
29
views
How to analyze data before building a timeseries forecasting model?
I want to build a timeseries forecasting model which uses LSTM layers, I want to know what analysis we have to do prior to fitting the model? My data is recorded every 20 minutes, I performed Dickey f …
4
votes
2
answers
8k
views
How to inverse-difference time series data?
I'm preparing a time series model with LSTM, I noticed that the time series data is not stationary so I used diff(period=1) in pandas. I fitted the LSTM model and it looks good. I invert the differenc …