<s>
Diff-Text	B-Application
is	O
a	O
free	O
software	O
tool	O
which	O
finds	O
the	O
differences	O
between	O
two	O
blocks	O
of	O
plain	O
text	O
,	O
available	O
on	O
all	O
operating	O
systems	O
.	O
</s>
<s>
Diff-Text	B-Application
was	O
developed	O
by	O
DiffEngineX	B-Application
LLC	O
and	O
uses	O
improved	O
algorithms	O
originally	O
developed	O
for	O
the	O
spreadsheet	O
compare	O
tool	O
DiffEngineX	B-Application
.	O
</s>
<s>
Diff	O
Text	O
considers	O
a	O
paragraph	O
to	O
be	O
any	O
line	O
ending	O
with	O
a	O
Windows	B-Application
,	O
Macintosh	B-Operating_System
or	O
Unix	B-Application
line	O
terminator	O
.	O
</s>
<s>
The	O
website	O
supports	O
the	O
use	O
of	O
SSL	B-Protocol
(	O
"	O
https	O
"	O
)	O
so	O
confidential	O
text	O
can	O
be	O
compared	O
.	O
</s>
<s>
The	O
algorithm	O
used	O
by	O
Diff-Text	B-Application
is	O
used	O
by	O
Selection	O
Diff	O
Tool	O
,	O
which	O
is	O
an	O
app	O
for	O
Microsoft	B-Application
Word	I-Application
and	O
Excel	B-Application
2013	I-Application
.	O
</s>
<s>
One	O
of	O
the	O
main	O
feature	O
of	O
Diff-Text	B-Application
is	O
its	O
ability	O
to	O
spot	O
text	O
that	O
has	O
either	O
been	O
moved	O
up	O
or	O
down	O
in	O
the	O
document	O
and	O
placed	O
into	O
a	O
new	O
context	O
.	O
</s>
<s>
Heuristics	B-Algorithm
are	O
not	O
used	O
.	O
</s>
<s>
This	O
is	O
the	O
main	O
difference	O
between	O
Diff-Text	B-Application
and	O
most	O
other	O
text	O
comparison	O
algorithms	O
.	O
</s>
<s>
Diff-Text	B-Application
will	O
always	O
match	O
up	O
significant	O
similarities	O
even	O
if	O
contained	O
within	O
non-identical	O
or	O
moved	O
lines	O
.	O
</s>
<s>
Not	O
only	O
can	O
Diff-Text	B-Application
spot	O
whole	O
paragraphs	O
that	O
have	O
been	O
moved	O
up	O
or	O
down	O
in	O
a	O
document	O
,	O
it	O
can	O
spot	O
sentence	O
re-ordering	O
within	O
a	O
paragraph	O
.	O
</s>
<s>
Diff-Text	B-Application
is	O
systematic	O
and	O
allows	O
the	O
user	O
to	O
specify	O
the	O
minimum	O
number	O
of	O
contiguous	O
words	O
or	O
characters	O
to	O
be	O
considered	O
a	O
valid	O
move	O
.	O
</s>
