python (12.9k questions)

javascript (9.2k questions)

reactjs (4.7k questions)

java (4.2k questions)

java (4.2k questions)

c# (3.5k questions)

c# (3.5k questions)

html (3.3k questions)

Questions - xts

Read Quarterly time series data as Dates in R

Year A B C D E F 1993-Q1 15.3 5.77 437.02 487.68 97 86.9 1993-Q2 13.5 5.74 455.2 504.5 94.7 85.4 1993-Q3 12.9 5.7...
test-img

user17940819

r

time-series

xts

zoo

economics

Votes: 0

Answers: 2

Latest Answer

Date class does not work well with ts class. It is better to use year and quarter. Using the input shown reproducibly in the Note at the end use read.csv.zoo with yearqtr class and then convert it to ...
test-img

G. Grothendieck

Getting data of multiple stocks into one xts object

I'm trying to get all the price data of DJIA components and combine them into a single dataframe, then export it to a .csv file. This is what I have currently, but I'm not sure how to proceed. # dates...
test-img

John

r

xts

quantmod

Votes: 0

Answers: 2

Latest Answer

This is how you would do it with quantmod working with just xts objects library(quantmod) fr <- '2010-01-01' to <- '2022-01-01' DJIA_list <- c("MMM", "AXP", "AAPL&qu...
test-img

FXQuantTrader

how can we remove the rows from xts based on the seconds criteria

I have a problem. i want to delete some rows from the large data set. The problem is I have data of every 30 sec but I only want to go up to per minute. So, I want to remove the rows which have 30 sec...
test-img

CH_A_M

r

time-series

xts

zoo

Votes: 0

Answers: 2

Latest Answer

You can first truncate the time and then remove duplicates. Since the 30 second elements are the non-unique elements, they get removed: library(xts) xts3 <- xts(x=rnorm(10), order.by=as.POSIXct(str...
test-img

CIAndrews

Posts

Questions

Blogs

Jobs