<s>
Yebol	B-Application
was	O
a	O
vertical	O
"	O
decision	O
"	O
search	B-Application
engine	I-Application
that	O
had	O
developed	O
a	O
knowledge-based	O
,	O
semantic	O
search	O
platform	O
.	O
</s>
<s>
Based	O
in	O
San	O
Jose	O
,	O
California	O
,	O
Yebol	B-Application
's	O
artificial	B-Application
intelligence	I-Application
human	O
intelligence-infused	O
algorithms	O
automatically	O
cluster	O
and	O
categorize	O
search	B-Application
results	I-Application
,	O
web	O
sites	O
,	O
pages	O
and	O
contents	O
that	O
it	O
presents	O
in	O
a	O
visually	O
indexed	O
format	O
that	O
is	O
more	O
aligned	O
with	O
initial	O
human	O
intent	O
.	O
</s>
<s>
Yebol	B-Application
used	O
association	O
,	O
ranking	O
and	O
clustering	O
algorithms	O
to	O
analyze	O
related	O
keywords	O
or	O
web	O
pages	O
.	O
</s>
<s>
Yebol	B-Application
presented	O
as	O
one	O
of	O
its	O
goals	O
the	O
creation	O
of	O
a	O
unique	O
"	O
homepage	O
look	O
"	O
for	O
every	O
possible	O
search	O
term	O
.	O
</s>
<s>
Yebol	B-Application
aimed	O
for	O
absolute	O
relevance	O
and	O
eliminating	O
the	O
need	O
for	O
refined	O
,	O
secondary	O
,	O
or	O
advanced	O
search	O
steps	O
,	O
as	O
currently	O
required	O
by	O
Google	B-Application
and	O
Bing	B-Application
.	O
</s>
<s>
Yebol	B-Application
sees	O
the	O
Future	O
of	O
Search	O
as	O
being	O
very	O
different	O
than	O
today	O
's	O
current	O
Pay-Per-Click	O
dominated	O
structure	O
.	O
</s>
<s>
Its	O
public	O
beta	O
version	O
launched	O
July	O
27	O
,	O
2009	O
,	O
at	O
which	O
time	O
Yebol	B-Application
announced	O
that	O
it	O
covers	O
in	O
excess	O
of	O
10	O
million	O
search	O
terms	O
with	O
its	O
current	O
knowledge-based	O
search/organized	O
results	O
format	O
.	O
</s>
<s>
In	O
fact	O
,	O
Yebol	B-Application
says	O
its	O
main	O
distinction	O
is	O
its	O
verticality	O
(	O
versus	O
the	O
horizontal	O
search	O
nature	O
of	O
today	O
's	O
major	O
index	O
engines	O
)	O
.	O
</s>
<s>
Like	O
all	O
engines	O
,	O
Yebol	B-Application
used	O
"	O
a	O
recursive	O
procedure	O
in	O
which	O
an	O
automatic	O
problem	O
solver	O
seeks	O
a	O
solution	O
by	O
iteratively	O
exploring	O
sequences	O
of	O
possible	O
alternatives.	O
"	O
</s>
<s>
Yebol	B-Application
estimated	O
it	O
will	O
cover	O
,	O
by	O
early	O
Q1	O
2010	O
,	O
all	O
existing	O
permutable	O
search	O
terms	O
in	O
its	O
intelligent	O
search	B-Application
results	I-Application
format	O
.	O
</s>
<s>
Yebol	B-Application
integrates	O
natural	O
language	O
processing	O
,	O
metasynthetic-engineered	O
open	O
complex	O
systems	O
,	O
and	O
machine	O
algorithms	O
with	O
human	O
knowledge	O
for	O
each	O
query	B-Library
to	O
establish	O
a	O
web	B-Application
directory	I-Application
that	O
actually	O
'	O
learns	O
,	O
'	O
using	O
correlation	O
,	O
clustering	O
and	O
classification	O
algorithms	O
to	O
automatically	O
generate	O
the	O
knowledge	O
query	B-Library
,	O
which	O
is	O
retained	O
and	O
regenerated	O
forward	O
.	O
</s>
<s>
Yebol	B-Application
's	O
technology	O
format	O
incorporated	O
aspects	O
of	O
automated	O
results	O
generation	O
web	B-Application
search	I-Application
engines	I-Application
,	O
such	O
as	O
Google	B-Application
,	O
with	O
those	O
of	O
metasearch	O
and	O
other	O
human-authored	O
results	O
search	B-Application
engines	I-Application
.	O
</s>
<s>
Yebol	B-Application
was	O
designed	O
to	O
utilize	O
a	O
combination	O
of	O
patented	O
meta	O
elements	O
and	O
search	B-Application
algorithms	I-Application
paired	O
with	O
human-based	O
computation	O
to	O
build	O
a	O
Web	B-Application
directory	I-Application
for	O
each	O
web	B-Application
search	I-Application
query	B-Library
.	O
</s>
<s>
Yebol	B-Application
had	O
focused	O
on	O
developing	O
a	O
list	B-Algorithm
of	I-Algorithm
algorithms	I-Algorithm
of	O
association	O
,	O
clustering	O
and	O
categorization	O
for	O
automatically	O
generating	O
knowledge	O
for	O
question	O
answering	O
,	O
latent	O
semantic	O
analysis	O
web	O
sites	O
,	O
web	O
pages	O
and	O
users	O
.	O
</s>
<s>
Yebol	B-Application
also	O
integrated	O
human	O
labeled	O
information	O
into	O
its	O
multilayer	O
perceptron	B-Algorithm
and	O
information	B-Library
retrieval	I-Library
algorithms	O
.	O
</s>
<s>
This	O
technology	O
allows	O
for	O
a	O
multi-dimensional	O
search	B-Application
results	I-Application
format	O
:	O
best-first	O
search	O
and	O
higher	O
–	O
summary	O
of	O
top	O
sites	O
and	O
categories	O
for	O
queries	B-Library
;	O
wider	O
–	O
related	O
search	O
terms	O
;	O
longer	O
–	O
results	O
of	O
expansion	O
terms	O
for	O
the	O
queries	B-Library
;	O
deeper	O
–	O
inside	O
links	O
and	O
keywords	O
of	O
search	O
result	O
pages	O
.	O
</s>
<s>
Instead	O
of	O
a	O
multi-page	O
,	O
selection-based	O
search	B-Application
results	I-Application
format	O
,	O
Yebol	B-Application
provided	O
a	O
categorized	O
structure	O
of	O
results	O
on	O
one	O
screen	O
,	O
aimed	O
at	O
creating	O
a	O
"	O
homepage	O
"	O
for	O
any	O
given	O
topic	O
,	O
which	O
is	O
attuned	O
to	O
an	O
advanced	O
hybrid	O
version	O
of	O
bayesian	O
search	O
theory	O
and	O
collaboration	O
graph	O
theory	O
.	O
</s>
