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| library(microbenchmark) | |
| N <- 1000 | |
| X <- matrix(rnorm(N*10), nrow = N) | |
| y <- rnorm(N) | |
| write.csv(X, outfile <- tempfile()) | |
| microbenchmark( | |
| Compute = lm.fit(X, y), | |
| Write = write.csv(X, outfile), | |
| Read = read.csv(outfile), | |
| times = 10 | |
| ) |
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