Pim Levelt

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Publications

Displaying 1 - 9 of 9
  • Levelt, W. J. M. (1984). Geesteswetenschappelijke theorie als kompas voor de gangbare mening. In S. Dresden, & D. Van de Kaa (Eds.), Wetenschap ten goede en ten kwade (pp. 42-52). Amsterdam: North Holland.
  • Levelt, W. J. M. (1984). Some perceptual limitations on talking about space. In A. J. Van Doorn, W. A. Van de Grind, & J. J. Koenderink (Eds.), Limits in perception (pp. 323-358). Utrecht: VNU Science Press.
  • Levelt, W. J. M. (1984). Spontaneous self-repairs in speech: Processes and representations. In M. P. R. Van den Broecke, & A. Cohen (Eds.), Proceedings of the 10th International Congress of Phonetic Sciences (pp. 105-117). Dordrecht: Foris.
  • Levelt, W. J. M. (1984). Sprache und Raum. Texten und Schreiben, 20, 18-21.
  • Levelt, W. J. M., Riemersma, J. B., & Bunt, A. A. (1972). Binaural additivity of loudness. British Journal of Mathematical & Statistical Psychology, 25, 51-68.
  • Levelt, W. J. M. (1972). [Review of the book Psychometric methods in the study of meaning]. Contemporary Psychology, 17, 586-587.

    Abstract

    Review of S. Fillenbaum and A. Rapoport, Structures in the subjective lexicon
  • Levelt, W. J. M. (1972). Hans Hörmann, Psycholinguistics: An introduction to research and theory [Book review]. Nijmeegs tijdschrift voor psychologie, 20(3), 168-169.
  • Levelt, W. J. M. (1972). Some psychological aspects of linguistic data. Linguistische Berichte, 17, 18-30.
  • Van de Geer, J. P., & Levelt, W. J. M. (1963). Detection of visual patterns disturbed by noise: An exploratory study. Quarterly Journal of Experimental Psychology, 15, 192-204. doi:10.1080/17470216308416324.

    Abstract

    An introductory study of the perception of stochastically specified events is reported. The initial problem was to determine whether the perceiver can split visual input data of this kind into random and determined components. The inability of subjects to do so with the stimulus material used (a filmlike sequence of dot patterns), led to the more general question of how subjects code this kind of visual material. To meet the difficulty of defining the subjects' responses, two experiments were designed. In both, patterns were presented as a rapid sequence of dots on a screen. The patterns were more or less disturbed by “noise,” i.e. the dots did not appear exactly at their proper places. In the first experiment the response was a rating on a semantic scale, in the second an identification from among a set of alternative patterns. The results of these experiments give some insight in the coding systems adopted by the subjects. First, noise appears to be detrimental to pattern recognition, especially to patterns with little spread. Second, this shows connections with the factors obtained from analysis of the semantic ratings, e.g. easily disturbed patterns show a large drop in the semantic regularity factor, when only a little noise is added.

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