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).

Pandas: resample timeseries with groupby

Given the below pandas DataFrame: In [115]: times = pd.to_datetime(pd.Series(['2014-08-25 21:00:00','2014-08-25 21:04:00', …

python pandas group-by time-series
Add Moving average plot to time series plot in R

I have a plot of time series in ggplot2 package and I have performed the Moving average and I would …

r ggplot2 add time-series moving-average
Forecasting time series data

I've done some research and I am stuck in finding the solution. I have a time series data, very basic …

r time-series xts
Is there a powerful database system for time series data?

In multiple projects we have to store, aggregate, evaluate simple measurement values. One row typcially consists of a time stamp, …

database performance time-series
Using JFreeChart to display recent changes in a time series

How can I use JFreeChart to display just the most recent data in a continually updated time series? Addenda: A …

java dynamic jfreechart time-series
Return data subset time frames within another timeframes?

There are very nifty ways of subsetting xts objects. For example, one can get all the data for all years, …

r time-series subset xts
How to convert a pandas DataFrame into a TimeSeries?

I am looking for a way to convert a DataFrame to a TimeSeries without splitting the index and value columns. …

python pandas time-series
How to resample a dataframe with different functions applied to each column?

I have a times series with temperature and radiation in a pandas dataframe. The time resolution is 1 minute in regular …

python numpy time-series pandas
R: How to extract dates from a time series

How can I extract dates from a times series? Here is a time series: x = seq (1, 768) myts <- ts(…

r date time-series raster
Analyzing Daily/Weekly data using ts in R

I have just started playing with the ts class to analyze some time series data I have. I am getting …

r time-series