xts
R: Error in xts - order.by
I am trying to (re)build a basic prediction model of the S&P 500 INDEX (data orignates from Yahoo finance)[详细]
2023-03-17 12:04 分类:问答irregular time series data- can I make it regular? in r
I have data that was programmed to acquire information every 5 hours which means multiple data points per day.The problem is sometimes the data logger fails or batteries die or whatever and there are[详细]
2023-03-14 23:42 分类:问答Prepend irregular xts with zeros
I need to add two irregular time series (covering business days). I have two xts series for two different products A + B.[详细]
2023-03-12 11:37 分类:问答R recombine split.xts operation
I have a xts object (stock price time series) that is comprised of intraday data for multiple years i.e. the data is a continuous stream that stitches together intraday data for each day in the period[详细]
2023-03-10 16:48 分类:问答Filling missing data in xts stock price object
I have 1 minute intraday price data which has missing data points. As such I want to fill them. I read through the suggestions in the following post and tried a similar procedure:[详细]
2023-03-07 19:47 分类:问答Ordering Table A based on Rank of Table B in R
pretty newb question here, but I have not been able to track down a solution for some time: I have an XTS object of trading indicators (indicate) for stock data that looks like[详细]
2023-03-05 10:58 分类:问答Which is the best method to apply a script repetitively to n .csv files in R?
My situation: I have a number of csv files all with the same suffix pre .csv, but the first two characters of the file name are different (ie AA01.csv, AB01.csv, AC01.csv etc)[详细]
2023-03-01 02:47 分类:问答How to use XTS period.apply() using TTR indicator functions?
I can\'t seem to use TTR indicator functions direclty with period.apply() from XTS. Please help me figure out what I\'m doing wrong.[详细]
2023-02-21 10:51 分类:问答How to cbind and fill NA's for XTS between different periodicity?
I have an xts object, which I used to.period() on to \'up\' the period to produce a second xts object. Then I combined the two xts objects back to the faster period. How can I set cbind() so that the[详细]
2023-02-20 11:36 分类:问答