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<Paper uid="W91-0114">
  <Title>SHARED PREFERENCES</Title>
  <Section position="1" start_page="0" end_page="0" type="abstr">
    <SectionTitle>
!Abstract
</SectionTitle>
    <Paragraph position="0"> This paper attempts to develop a theory of heuristics or preferences that can be shared between understanding and generation systems. We first develop a formal analysis of preferences and consider the relation between their uses in generation and understanding. We then present a bi-directional algorithm for applying them and examine typical heuristics for lexical choice, scope and anaphora in:, more detail.</Paragraph>
  </Section>
class="xml-element"></Paper>