Top "Forecasting" questions

Forecasting involves estimating values (or distributions) that have not yet been observed.

auto.arima() equivalent for python

I am trying to predict weekly sales using ARMA ARIMA models. I could not find a function for tuning the …

python r time-series statsmodels forecasting
out of sample definition

Can anyone explain the difference between “in-sample” and “out-of-sample” forecasts?

machine-learning statistics forecasting computational-finance
Error when trying to use stl and decompose functions in R

I have made a simple time-series, i added a little noise to a sin function and tried to decompose it …

r time-series forecasting
Holt-Winters time series forecasting with statsmodels

I tried forecasting with holt-winters model as shown below but I keep getting a prediction that is not consistent with …

python time-series statsmodels forecasting holtwinters
Package for time series analysis in python

I am working on time series in python. The libraries which I found useful and promising are pandas; statsmodel (for …

python pandas time-series forecasting statsmodels
Time series prediction using R

I have the following R code library(forecast) value <- c(1.2, 1.7, 1.6, 1.2, 1.6, 1.3, 1.5, 1.9, 5.4, 4.2, 5.5, 6, 5.6, 6.2, 6.8, 7.1, 7.1, 5.8, 0, 5.2, 4.6, 3.6, 3, 3.8, 3.1, 3.4, 2, 3.1, 3.2, 1.6, 0.6, 3.3, 4.9, 6.5, 5.3, 3.5, 5.3, 7.2, 7.4, 7.3, 7.2, 4, 6.1, 4.3, 4, 2.4, 0.4, 2.4) sensor<-ts(value,frequency=24) fit <- …

r time-series regression linear-regression forecasting
how to find weather forecast city id?

final String FORECAST_BASE_URL = "http://api.openweathermap.org/data/2.5/forecast/daily?"; final String QUERY_PARAM = "q"; Hello. I'm making …

android weather forecasting
R time-series forecasting with auto.arima and xreg=explanatory variables

I have lots of time-series (retail data) and I want to make forecast for all of them. For example let's …

r time-series forecasting
Error in na.fail.default(as.ts(x)) : missing values in object in time series forecasting

I am trying to perform fit diagnostic on a salesData forecast using acf(SalesDataFC$residuals) however I am getting an …

r time-series analytics forecasting
Why can't I install "forecast" package in RStudio?

I was trying to install the "forecast" package and had trouble installing. I tried install.packages("forecast") and get this …

r installation forecasting