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Scientific Computing & Data Science

[Data Science / Data Mining with R] Initialization of Data Types (데이터 초기화) 본문

Data Science/Data Mining with R Programming

[Data Science / Data Mining with R] Initialization of Data Types (데이터 초기화)

cinema4dr12 2016. 7. 23. 20:24

Data Frame 초기화

> df <- data.frame(matrix(ncol = NUM_OF_COLUMNS, nrow = NUM_OF_ROWS))


Vector 초기화

> vec <- vector(mode="numeric", length=LENGTH)
> vec <- vector(mode="character", length=LENGTH)

Matrix 초기화

> mat <- matrix(nrow = NUM_OF_ROWS, ncol = NUM_OF_COLUMNS)


Array 초기화

> arr <- array(VALUE, c(DIM_1, DIM_2, DIM_3, DIM_4, ...))



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