Recent questions tagged tidyverse

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tidyverse - extracting a cv.glmnet object from Tune_results

Hi I am using tidy models and trying to generate a plot with RMSE as a function of log lambda with number ... com/questions/65849082/extracting-a-cv-glmnet-object-from-tune-results...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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tidyverse - dplyr: different variables defined based on different lists

Take a dataset like df <- data.frame(ID = 1:3, animal = c("elephant", "bee", "dog) ... .com/questions/65883450/dplyr-different-variables-defined-based-on-different-lists...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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tidyverse - Joining multiple dataframes by different columns using a function and map() in R?

Given three data frames: df1 <- data.frame( id = c(1:3), ctry1 = c("us", "es", "fr"), ... 65906682/joining-multiple-dataframes-by-different-columns-using-a-function-and-map-in-r...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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519 views

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tidyverse - One of the columns in my dataframe is a list and I need to get part of it out? (spotifyr)

I pulled some data via spotifyr but the artist data is not a list with other data like below, I don't know how to pull ... my-dataframe-is-a-list-and-i-need-to-get-part-of-it-out...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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504 views

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tidyverse - One of the columns in my dataframe is a list and I need to get part of it out? (spotifyr)

I pulled some data via spotifyr but the artist data is not a list with other data like below, I don't know how to pull ... my-dataframe-is-a-list-and-i-need-to-get-part-of-it-out...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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363 views

1 answer

tidyverse - R - Applying the Same Code to Multiple Columns

In my data cleansing, I have multiple dimension columns with a name in them that need to be aggregated by ... com/questions/66056229/r-applying-the-same-code-to-multiple-columns...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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320 views

1 answer

tidyverse - R - Applying the Same Code to Multiple Columns

In my data cleansing, I have multiple dimension columns with a name in them that need to be aggregated by ... com/questions/66056229/r-applying-the-same-code-to-multiple-columns...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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506 views

1 answer

tidyverse - R function for collapsing multiple ranges of different columns from wide to long format?

I've a dataset with multiple different ranges of columns in each row (each row corresponds to one individual), as below. ... Is there a way to achieve this? Many thanks in advance!...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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496 views

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tidyverse - restructure character-string in R

I have the following test-dataframe. The variable times shows the number of seconds a person needed to answer different ... separate(), but failed so far. Thanks for help!...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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454 views

1 answer

tidyverse - restructure character-string in R

I have the following test-dataframe. The variable times shows the number of seconds a person needed to answer different ... separate(), but failed so far. Thanks for help!...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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