<s>
The	O
tidyverse	B-Algorithm
is	O
a	O
collection	O
of	O
open	B-Application
source	I-Application
packages	B-Language
for	O
the	O
R	B-Language
programming	I-Language
language	I-Language
introduced	O
by	O
Hadley	O
Wickham	O
and	O
his	O
team	O
that	O
"	O
share	O
an	O
underlying	O
design	O
philosophy	O
,	O
grammar	O
,	O
and	O
data	O
structures	O
"	O
of	O
tidy	B-General_Concept
data	I-General_Concept
.	O
</s>
<s>
Characteristic	O
features	O
of	O
tidyverse	B-Algorithm
packages	B-Language
include	O
extensive	O
use	O
of	O
non-standard	O
evaluation	O
and	O
encouraging	O
piping	B-Operating_System
.	O
</s>
<s>
As	O
of	O
November	O
2018	O
,	O
the	O
tidyverse	B-Algorithm
package	O
and	O
some	O
of	O
its	O
individual	O
packages	B-Language
comprise	O
5	O
out	O
of	O
the	O
top	O
10	O
most	O
downloaded	O
R	B-Language
packages	I-Language
.	O
</s>
<s>
The	O
tidyverse	B-Algorithm
is	O
the	O
subject	O
of	O
multiple	O
books	O
and	O
papers	O
.	O
</s>
<s>
In	O
2019	O
,	O
the	O
ecosystem	O
has	O
been	O
published	O
in	O
the	O
Journal	O
of	O
Open	B-Application
Source	I-Application
Software	I-Application
.	O
</s>
<s>
Critics	O
of	O
the	O
tidyverse	B-Algorithm
have	O
argued	O
it	O
promotes	O
tools	O
that	O
are	O
harder	O
to	O
teach	O
and	O
learn	O
than	O
their	O
base-R	O
equivalents	O
and	O
are	O
too	O
dissimilar	O
to	O
other	O
programming	O
languages	O
.	O
</s>
<s>
On	O
the	O
other	O
hand	O
,	O
some	O
have	O
argued	O
that	O
tidyverse	B-Algorithm
is	O
a	O
very	O
effective	O
way	O
to	O
introduce	O
complete	O
beginners	O
into	O
programming	O
,	O
as	O
pedagogically	O
it	O
allows	O
students	O
to	O
quickly	O
begin	O
doing	O
powerful	O
data	O
processing	O
tasks	O
.	O
</s>
<s>
The	O
core	O
packages	B-Language
,	O
which	O
provide	O
functionality	O
to	O
model	O
,	O
transform	O
,	O
and	O
visualize	O
data	O
,	O
include	O
:	O
</s>
<s>
Additional	O
packages	B-Language
assist	O
the	O
core	O
collection	O
.	O
</s>
<s>
Other	O
packages	B-Language
based	O
on	O
the	O
tidy	B-General_Concept
data	I-General_Concept
principles	O
are	O
regularly	O
developed	O
,	O
such	O
as	O
tidytext	O
for	O
text	O
analysis	O
,	O
tidymodels	O
for	O
machine	O
learning	O
,	O
or	O
tidyquant	O
for	O
financial	O
operations	O
.	O
</s>
