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Can i forecast with discontinued data using ARIMA



The Next CEO of Stack Overflow
2019 Community Moderator ElectionAnomaly Detection In Univariate Time Series Data Using ARIMA In Python With UpdatingTime series forecast using SVM?Error when using seasonal arima in pythonHow do I use rnn to forecast to n periods with limited data?Forecast vs Prediction: What is the difference?Analysing spikes in demand to forecast future demanddemand forecast for B2BCan ARIMA be applied on a dataset of few months?forecast product demand in one week using machine learning approachContacts/Issues forecast based on orders










0












$begingroup$


I have data for sales on monthly basis but few months information is not in csv file or data file, Can i forecast or fill that missing month with other calculated value from present record.



enter image description here



part of code i am using:



AIC = []
SARIMAX_model = []
for param in pdq:
for param_seasonal in seasonal_pdq:
try:
mod = sm.tsa.statespace.SARIMAX(train_data,
order=param,
seasonal_order=param_seasonal,
enforce_stationarity=False,
enforce_invertibility=False)

results = mod.fit()

print('SARIMAXx - AIC:'.format(param, param_seasonal, results.aic), end='r')
AIC.append(results.aic)
SARIMAX_model.append([param, param_seasonal])
except:
continue
print('The smallest AIC is for model SARIMAXx'.format(min(AIC), SARIMAX_model[AIC.index(min(AIC))][0],SARIMAX_model[AIC.index(min(AIC))][1]))

# Let's fit this model
mod = sm.tsa.statespace.SARIMAX(train_data,
order=SARIMAX_model[AIC.index(min(AIC))][0],
seasonal_order=SARIMAX_model[AIC.index(min(AIC))][1],
enforce_stationarity=False,
enforce_invertibility=False)









share|improve this question











$endgroup$
















    0












    $begingroup$


    I have data for sales on monthly basis but few months information is not in csv file or data file, Can i forecast or fill that missing month with other calculated value from present record.



    enter image description here



    part of code i am using:



    AIC = []
    SARIMAX_model = []
    for param in pdq:
    for param_seasonal in seasonal_pdq:
    try:
    mod = sm.tsa.statespace.SARIMAX(train_data,
    order=param,
    seasonal_order=param_seasonal,
    enforce_stationarity=False,
    enforce_invertibility=False)

    results = mod.fit()

    print('SARIMAXx - AIC:'.format(param, param_seasonal, results.aic), end='r')
    AIC.append(results.aic)
    SARIMAX_model.append([param, param_seasonal])
    except:
    continue
    print('The smallest AIC is for model SARIMAXx'.format(min(AIC), SARIMAX_model[AIC.index(min(AIC))][0],SARIMAX_model[AIC.index(min(AIC))][1]))

    # Let's fit this model
    mod = sm.tsa.statespace.SARIMAX(train_data,
    order=SARIMAX_model[AIC.index(min(AIC))][0],
    seasonal_order=SARIMAX_model[AIC.index(min(AIC))][1],
    enforce_stationarity=False,
    enforce_invertibility=False)









    share|improve this question











    $endgroup$














      0












      0








      0





      $begingroup$


      I have data for sales on monthly basis but few months information is not in csv file or data file, Can i forecast or fill that missing month with other calculated value from present record.



      enter image description here



      part of code i am using:



      AIC = []
      SARIMAX_model = []
      for param in pdq:
      for param_seasonal in seasonal_pdq:
      try:
      mod = sm.tsa.statespace.SARIMAX(train_data,
      order=param,
      seasonal_order=param_seasonal,
      enforce_stationarity=False,
      enforce_invertibility=False)

      results = mod.fit()

      print('SARIMAXx - AIC:'.format(param, param_seasonal, results.aic), end='r')
      AIC.append(results.aic)
      SARIMAX_model.append([param, param_seasonal])
      except:
      continue
      print('The smallest AIC is for model SARIMAXx'.format(min(AIC), SARIMAX_model[AIC.index(min(AIC))][0],SARIMAX_model[AIC.index(min(AIC))][1]))

      # Let's fit this model
      mod = sm.tsa.statespace.SARIMAX(train_data,
      order=SARIMAX_model[AIC.index(min(AIC))][0],
      seasonal_order=SARIMAX_model[AIC.index(min(AIC))][1],
      enforce_stationarity=False,
      enforce_invertibility=False)









      share|improve this question











      $endgroup$




      I have data for sales on monthly basis but few months information is not in csv file or data file, Can i forecast or fill that missing month with other calculated value from present record.



      enter image description here



      part of code i am using:



      AIC = []
      SARIMAX_model = []
      for param in pdq:
      for param_seasonal in seasonal_pdq:
      try:
      mod = sm.tsa.statespace.SARIMAX(train_data,
      order=param,
      seasonal_order=param_seasonal,
      enforce_stationarity=False,
      enforce_invertibility=False)

      results = mod.fit()

      print('SARIMAXx - AIC:'.format(param, param_seasonal, results.aic), end='r')
      AIC.append(results.aic)
      SARIMAX_model.append([param, param_seasonal])
      except:
      continue
      print('The smallest AIC is for model SARIMAXx'.format(min(AIC), SARIMAX_model[AIC.index(min(AIC))][0],SARIMAX_model[AIC.index(min(AIC))][1]))

      # Let's fit this model
      mod = sm.tsa.statespace.SARIMAX(train_data,
      order=SARIMAX_model[AIC.index(min(AIC))][0],
      seasonal_order=SARIMAX_model[AIC.index(min(AIC))][1],
      enforce_stationarity=False,
      enforce_invertibility=False)






      python machine-learning-model forecasting






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited 39 mins ago







      bipul kumar

















      asked Mar 22 at 5:05









      bipul kumarbipul kumar

      317




      317




















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