time-series

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Simplify ave() or aggregate() with several inputs

How can I write this all in one line? mydata is a \"zoo\" series, limit is a numeric vector of the same size[详细]

2023-01-17 22:24 分类：问答
R XTS package to.minutes3

I try am trying to use the \"to.minutes3\" function in the xts package to segment my data. This function does correctly put the time column in开发者_如何学JAVAto the desired intervals. But data colu[详细]

2023-01-16 10:07 分类：问答
Naming suggestion for a class containing a timestamp and a float value?

I need to name this structure: struct NameNeeded { DateTime timestamp; float value; } I will have arrays of this struct (a time-series).[详细]

2023-01-15 20:07 分类：问答
How can I apply the AIC criterion to time series data using MATLAB?

As part of the Econometrics Toolbox, how can i apply the AIC criterion to time series data using MATLAB.[详细]

2023-01-13 21:49 分类：问答
Time series forecasting (eventually with python) [closed]

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers.[详细]

2023-01-13 03:11 分类：问答
Vector operations by time intervals , in R ??, aggregate

I have a time series (zoo with index type chron) and I need to calculate cummax(mydata)-mydata on every day separately, in a new zoo object.[详细]

2023-01-12 21:24 分类：问答
R: Filling missing dates in a time series?

I have a zoo time series with missing days. In order to fill it and have a continuous series I do... I generate a chron date-time seque开发者_StackOverflownce from start to end.[详细]

2023-01-12 16:47 分类：问答
How can I perform K-means clustering on time series data?

How can I do K-means clustering of time series data? I understand how this works when the input data is a set of points, but I don\'t know how to cluster a time series with 1XM, where M is the data le[详细]

2023-01-11 18:29 分类：问答
Generate new time-lagged variable in R

I\'m creating a time-series object with new variables using the transform() function in R and cannot find the proper function to calculate the difference in variable C between today and yesterday.[详细]

2023-01-09 13:14 分类：问答
Similarity search between time series in Matlab. Possible ? I cant find R-tree implementation in matlab

I would like to implement similarity search in matlab. I wanna to know is it possible ? My plan is to do use 2 popular similarity measurement which are Euclidean Distan开发者_C百科ce and Dynamic Tim[详细]

2023-01-08 22:40 分类：问答