Home > Research > Publications & Outputs > The interplay of holistic shape, local feature ...

Research

Links

Text available via DOI:

Keywords

View graph of relations

The interplay of holistic shape, local feature and color information in object categorization

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Published

Standard

The interplay of holistic shape, local feature and color information in object categorization. / Rokszin, Adrienn Aranka; Győri-Dani, Dóra; Linnert, Szilvia et al.
In: Biological Psychology, Vol. 109, 07.2015, p. 120-131.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Rokszin, AA, Győri-Dani, D, Linnert, S, Krajcsi, A, Tompa, T & Csifcsák, G 2015, 'The interplay of holistic shape, local feature and color information in object categorization', Biological Psychology, vol. 109, pp. 120-131. https://doi.org/10.1016/j.biopsycho.2015.05.002

APA

Rokszin, A. A., Győri-Dani, D., Linnert, S., Krajcsi, A., Tompa, T., & Csifcsák, G. (2015). The interplay of holistic shape, local feature and color information in object categorization. Biological Psychology, 109, 120-131. https://doi.org/10.1016/j.biopsycho.2015.05.002

Vancouver

Rokszin AA, Győri-Dani D, Linnert S, Krajcsi A, Tompa T, Csifcsák G. The interplay of holistic shape, local feature and color information in object categorization. Biological Psychology. 2015 Jul;109:120-131. Epub 2015 May 13. doi: 10.1016/j.biopsycho.2015.05.002

Author

Rokszin, Adrienn Aranka ; Győri-Dani, Dóra ; Linnert, Szilvia et al. / The interplay of holistic shape, local feature and color information in object categorization. In: Biological Psychology. 2015 ; Vol. 109. pp. 120-131.

Bibtex

@article{27ddb41324ee40bea3503eec4c331faa,
title = "The interplay of holistic shape, local feature and color information in object categorization",
abstract = "Although it is widely accepted that colors facilitate object and scene recognition under various circumstances, several studies found no effects of color removal in tasks requiring categorization of briefly presented animals in natural scenes. In this study, three experiments were performed to test the assumption that the discrepancy between empirical data is related to variations of the available meaningful global information such as object shapes and contextual cues. Sixty-one individuals categorized chromatic and achromatic versions of intact and scrambled images containing either cars or birds. While color removal did not affect the classification of intact stimuli, the recognition of moderately scrambled achromatic images was more difficult. This effect was accompanied by amplitude modulations of occipital event-related potentials emerging from approximately 150ms post-stimulus. Our results indicate that colors facilitate stimulus classification, but this effect becomes prominent only in cases when holistic processing is not sufficient for stimulus recognition.",
keywords = "Categorization, Color, Scrambling, ERP, Holistic, Local features",
author = "Rokszin, {Adrienn Aranka} and D{\'o}ra Gy{\H o}ri-Dani and Szilvia Linnert and Attila Krajcsi and Tam{\'a}s Tompa and G{\'a}bor Csifcs{\'a}k",
year = "2015",
month = jul,
doi = "10.1016/j.biopsycho.2015.05.002",
language = "English",
volume = "109",
pages = "120--131",
journal = "Biological Psychology",
issn = "0301-0511",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - The interplay of holistic shape, local feature and color information in object categorization

AU - Rokszin, Adrienn Aranka

AU - Győri-Dani, Dóra

AU - Linnert, Szilvia

AU - Krajcsi, Attila

AU - Tompa, Tamás

AU - Csifcsák, Gábor

PY - 2015/7

Y1 - 2015/7

N2 - Although it is widely accepted that colors facilitate object and scene recognition under various circumstances, several studies found no effects of color removal in tasks requiring categorization of briefly presented animals in natural scenes. In this study, three experiments were performed to test the assumption that the discrepancy between empirical data is related to variations of the available meaningful global information such as object shapes and contextual cues. Sixty-one individuals categorized chromatic and achromatic versions of intact and scrambled images containing either cars or birds. While color removal did not affect the classification of intact stimuli, the recognition of moderately scrambled achromatic images was more difficult. This effect was accompanied by amplitude modulations of occipital event-related potentials emerging from approximately 150ms post-stimulus. Our results indicate that colors facilitate stimulus classification, but this effect becomes prominent only in cases when holistic processing is not sufficient for stimulus recognition.

AB - Although it is widely accepted that colors facilitate object and scene recognition under various circumstances, several studies found no effects of color removal in tasks requiring categorization of briefly presented animals in natural scenes. In this study, three experiments were performed to test the assumption that the discrepancy between empirical data is related to variations of the available meaningful global information such as object shapes and contextual cues. Sixty-one individuals categorized chromatic and achromatic versions of intact and scrambled images containing either cars or birds. While color removal did not affect the classification of intact stimuli, the recognition of moderately scrambled achromatic images was more difficult. This effect was accompanied by amplitude modulations of occipital event-related potentials emerging from approximately 150ms post-stimulus. Our results indicate that colors facilitate stimulus classification, but this effect becomes prominent only in cases when holistic processing is not sufficient for stimulus recognition.

KW - Categorization

KW - Color

KW - Scrambling

KW - ERP

KW - Holistic

KW - Local features

U2 - 10.1016/j.biopsycho.2015.05.002

DO - 10.1016/j.biopsycho.2015.05.002

M3 - Journal article

C2 - 25981947

VL - 109

SP - 120

EP - 131

JO - Biological Psychology

JF - Biological Psychology

SN - 0301-0511

ER -