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).

How to analyse irregular time-series in R

I have a zoo time series in R: d <- structure(c(50912, 50912, 50912, 50912, 50913, 50913, 50914, 50914, 50914, 50915, 50915, 50915, 50916, 50916, 50916, 50917, 50917, 50917, 50918, 50918, 2293.8, 2302.64, 2310.5, 2324.02, 2312.25, 2323.93, 2323.83, 2338.67, 2323.1, 2320.77, 2329.73, 2319.63, 2330.86, 2323.38, 2322.92, 2317.71, 2322.76, 2286.64, 2294.83, 2305.06, 55.9, 62.8, 66.4, 71.9, 59.8, 65.7, 61.9, 67.9, 38.5, 36.7, 43.2, 30.3, 42.4, 33.5, 48.8, 52.7, 61.2, 30, 41.7, 50, 8.6, 9.7, 10.3, 11.1, 9.2, 10.1, 9.6, 10.4, 5.9, 5.6, 6.6, 4.7, 6.5, 5.2, 7.5, 8.1, 9.5, 4.6, 6.4, 7.7, 9.29591864400155, 10.6585128174944, 10.4386464748912, 11.5738448647708, 10.9486074772952, 10.9546547052814, 10.3733963771546, 9.15627378048238, 8.22993822910891, 5.69045896511178, 6.95269658370746, 7.78781665368086, 7.20089569039135, 4.9759716583555, 8.99378907920762, 10.0924594632635, 10.3909638115674, 6.28203685114275, 9.16021859457356, 7.56829801052175, 0.695918644001553, 0.9585128174944, 0.138646474891241, 0.473844864770827, 1.74860747729523, 0.854654705281426, 0.773396377154565, -1.24372621951762, 2.32993822910891, 0.0904589651117833, 0.352696583707458, 3.08781665368086, 0.700895690391349, -0.224028341644497, 1.49378907920762, 1.99245946326349, 0.890963811567351, 1.68203685114275, 2.76021859457356, -0.131701989478247), .Dim = c(20L, 6L), .…

r time-series zoo
How can I detect if trend is increasing or decreasing in time series?

I have few weeks data with units sold given xs[weeks] = [1,2,3,4] ys['Units Sold'] = [1043,6582,5452,7571] from the given series, we can …

python time-series trend
How to create a time scatterplot with R?

The data are a series of dates and times. date time 2010-01-01 09:04:43 2010-01-01 10:53:59 2010-01-01 10:57:18 2010-01-01 10:59:30 2010-01…

r ggplot2 time-series scatter-plot
rolling joins data.table in R

I am trying to understand a little more about the way rolling joins work and am having some confusion, I …

r join time-series data.table
how to find the similarity between two curves and the score of similarity?

I have two data sets (t,y1) and (t,y2). These data sets visually look same but their is some …

matlab time-series similarity curves
Predicting a multiple forward time step of a time series using LSTM

I want to predict certain values that are weekly predictable (low SNR). I need to predict the whole time series …

time-series keras lstm prediction forward
Read xts from CSV file in R

I'm trying to read time series from CSV file and save them as xts to be able to process them …

r time-series zoo xts
R neuralnet does not converge within stepmax for time series

I'm writing a neural network for prediction of elements in a time series x + sin(x^2) in R, using the …

r neural-network time-series convergence
STL decomposition of time series with missing values for anomaly detection

I am trying to detect anomalous values in a time series of climatic data with some missing observations. Searching the …

r statistics time-series na stl-decomposition
TypeError: can't multiply sequence by non-int of type 'float' (python 2.7)

I have a dataframe t_unit, which is the result of a pd.read_csv() function. datetime B18_LR_T …

python pandas time-series resampling quantile