Top "Time-series" questions

A Time series is a sequence of data points with values measured at successive times (either in continuous time or at discrete time periods).

R: merge two irregular time series

I have two multivariate time series x and y, both covering approximately the same range in time (one starts two …

r datetime merge time-series zoo
Time-series - data splitting and model evaluation

I've tried to use machine learning to make prediction based on time-series data. In one of the stackoverflow question (createTimeSlices …

r time-series r-caret
Date ranges in Pandas

After fighting with NumPy and dateutil for days, I recently discovered the amazing Pandas library. I've been poring through the …

python pandas datetime time-series
Changing tick intervals when x axis values are dates

Apologies if this is easy to solve, but I can't get my head around it. I have this data frame: &…

r ggplot2 time-series
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
Counting frequency of values by date using pandas

Let's suppose I have following Time Series: Timestamp Category 2014-10-16 15:05:17 Facebook 2014-10-16 14:56:37 Vimeo 2014-10-16 14:25:16 Facebook 2014-10-16 14:15:32 …

pandas datetime dataframe count time-series
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
"non-stationary seasonal AR part from CSS" error in R

I am trying to fit ARIMA model of a seasonally decomposed series. But when I try to execure following: fit = …

r time-series
Using geom_rect for time series shading in R

I am trying to shade a certain section of a time series plot (a bit like recession shading - similarly …

r date ggplot2 time-series
python pandas extract unique dates from time series

I have a DataFrame which contains a lot of intraday data, the DataFrame has several days of data, dates are …

python datetime dataframe pandas time-series