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标签tapply - 这是页3 - GeneraCodice
multiply multiple column and find sum of each column for multiple values
https://www.generacodice.com/cn/articolo/11045213/multiply-multiple-column-and-find-sum-of-each-column-for-multiple-values
r
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dataframe
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apply
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tapply
StackOverflow
R - modify order of levels in tapply function
https://www.generacodice.com/cn/articolo/10996547/r-modify-order-of-levels-in-tapply-function
r
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dataframe
-
tapply
StackOverflow
can i change the tapply into aggregate to get the same result?
https://www.generacodice.com/cn/articolo/10720668/can-i-change-the-tapply-into-aggregate-to-get-the-same-result
aggregate
-
r
-
tapply
StackOverflow
Plotting data from a tapply output in R
https://www.generacodice.com/cn/articolo/10377828/plotting-data-from-a-tapply-output-in-r
list
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plot
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matrix
-
r
-
tapply
StackOverflow
Calculations within subsets of dataframe [R]
https://www.generacodice.com/cn/articolo/9985671/calculations-within-subsets-of-dataframe-r
r
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subset
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plyr
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tapply
StackOverflow
How to apply function over columns of matrix by multiple factors in R?
https://www.generacodice.com/cn/articolo/9450267/how-to-apply-function-over-columns-of-matrix-by-multiple-factors-in-r
aggregate
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r
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apply
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tapply
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factors
StackOverflow
Using a 'complex' function within the apply family
https://www.generacodice.com/cn/articolo/9423372/using-a-complex-function-within-the-apply-family
r
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tapply
-
anova
StackOverflow
sum multiple columns by group with tapply
https://www.generacodice.com/cn/articolo/9049926/sum-multiple-columns-by-group-with-tapply
r
-
tapply
StackOverflow
alternative to a for loop for replacing a subset of elements in a matrix with elements in a vector in R
https://www.generacodice.com/cn/articolo/8583576/alternative-to-a-for-loop-for-replacing-a-subset-of-elements-in-a-matrix-with-elements-in-a-vector-in-r
r
-
apply
-
tapply
StackOverflow
Write a R function GroupSummary(x) that will display the five-number summary for two separate groups from a vector x
https://www.generacodice.com/cn/articolo/8544024/write-a-r-function-groupsummary-x-that-will-display-the-five-number-summary-for-two-separate-groups-from-a-vector-x
function
-
aggregate
-
r
-
tapply
StackOverflow
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发现结果: 75