hierarchy
</term>
by processing examples in
<term>
context
</term>
. We identified two tasks : First
#18681From this, a language learning model was implemented in the program RINA, which enhances its own lexical hierarchy by processing examples in context .
model,14-7-C88-2162,ak
examples
</term>
and organized in a
<term>
hierarchy
</term>
; this task was discussed in previous
#18702First, how linguistic concepts are acquired from training examples and organized in a hierarchy ; this task was discussed in previous papers [Zernik87].
other,18-9-C88-2162,ak
presence of a lexical unknown , and a
<term>
hypothesis
</term>
can be produced for covering that
#18752Thus, a program does not stall even in the presence of a lexical unknown, and a hypothesis can be produced for covering that lexical gap.