Hello,
I'll reply in one mail to all.
Thank you for your suggestions. I already tried Andrews solution with
increasing the digits. In the most extreme case I encountered I had to take
the maximum possible digits in format but it worked.
Tims solution is also a good workaround but in this
Hello Tobias,
A factor is basically a way to get a character to behave like an integer. It
consists of an integer with values from 1 to nlev, and a character vector
levels, specifying for each value a level name.
But this means that factors only really make sense with characters, and
anything
resolution than one year sampled in microseconds.
Tim
-Original Message-
From: R-help On Behalf Of Andrew Simmons
Sent: Wednesday, January 25, 2023 4:13 AM
To: Tobias Fellinger
Cc: r-help@r-project.org
Subject: Re: [R] as.factor and floating point numbers
[External Email]
R converts
R converts floats to strings with ~15 digits of accuracy, specifically
to avoid differentiating between 1 and 1 + .Machine$double.eps, it is
assumed that small differences such as this are due to rounding errors
and are unimportant.
So, if when making your factor, you want all digits, you could
Hello,
I'm encountering the following error:
In a package for survival analysis I use a data.frame is created, one column is
created by applying unique on the event times while others are created by
running table on the event times and the treatment arm.
When there are event times very close
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