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Frequency encoding of token and type information.

C Hanson1, W Hirst

  • 1Department of Psychology, Princeton University, New Jersey 08544.

Journal of Experimental Psychology. Learning, Memory, and Cognition
|April 1, 1988
PubMed
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Attention to specific word features, like category or initial letters, is crucial for learning how often words appear. This suggests frequency encoding may not be automatic, requiring focused attention.

Area of Science:

  • Cognitive Psychology
  • Memory Research
  • Attention Studies

Background:

  • Frequency of occurrence knowledge is fundamental to language processing.
  • Previous research debated whether frequency encoding is an automatic process.
  • Understanding attentional influences is key to clarifying encoding mechanisms.

Purpose of the Study:

  • To investigate the role of attention to stimulus attributes in frequency knowledge acquisition.
  • To determine if focused attention is necessary for encoding frequency information.
  • To evaluate claims of automatic frequency encoding.

Main Methods:

  • Two experiments were conducted using orienting tasks and explicit instructions.
  • Experiment 1 manipulated attention to word category membership versus initial letters.

Related Experiment Videos

  • Experiment 2 further directed attention to words, categories, and initial letters.

    • Main Results:

    • Attention directed to specific stimulus attributes was necessary for frequency encoding.
    • Subjects demonstrated knowledge of word frequency only when attention was guided.
    • Findings indicate that frequency encoding is not fully automatic.

    Conclusions:

    • Focused attention on stimulus attributes is a prerequisite for encoding frequency of occurrence.
    • The results challenge the notion that frequency information is processed automatically.
    • Further research is needed to fully elucidate the automaticity of frequency encoding.