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<Paper uid="A00-2037">
  <Title>Acknowledgments in Human-Computer Interaction</Title>
  <Section position="1" start_page="0" end_page="0" type="abstr">
    <SectionTitle>
Abstract
</SectionTitle>
    <Paragraph position="0"> Acknowledgments are relatively rare in human-computer interaction. Are people unwilling to use this human convention when talking to a machine, or is their scarcity due to the way that spoken-language interfaces are designed? We found that, given a simple spoken-language interface that provided opportunities for and responded to acknowledgments, about half of our subjects used acknowledgments at least once and nearly 30% used them extensively during the interaction.</Paragraph>
  </Section>
class="xml-element"></Paper>