COLOR OPPONENT CODING IN THE VISUAL-SYSTEM OF THE HONEYBEE

COLOR OPPONENT CODING IN THE VISUAL-SYSTEM OF THE HONEYBEE
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DOI:
10.1016/0042-6989(91)90059-e
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发表时间:
1991-01-01
期刊:
影响因子:
1.8
通讯作者:
BACKHAUS, W
BACKHAUS, W
中科院分区:
心理学3区
文献类型:
--
作者:
BACKHAUS, W

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本文提出了一个蜜蜂颜色视觉系统的模型,该模型考虑了光感受器中的非线性光传导过程,并假定光感受器的激发是线性计算的。 模型参数是由两个假设的光谱拮抗编码细胞的激发值的颜色选择实验的结果的多维尺度分析确定的尺度值的最小二乘拟合得到的。 心理物理量表值从生理学角度进行解释。 在此基础上,提出了一种基于颜色对手编码(COC)模型的色差公式。 该模型定量地解释了(1)由Kien和Menzel(1977; Journal of Comparative Physiology,113,17-34,35-53)测量的光谱拮抗神经元的敏感性,(2)由von Helversen(1972; Journal of Comparative Physiology,80,439-472)测量的颜色辨别功能。 从该模型得到以下预测:(1)光谱拮抗神经元的激发/log(I)曲线;以及从该模型结合色差公式得到:(2)强度依赖性色移(Bezold-Brucke效应);(3)波长辨别的强度依赖性。
A model is presented for the color vision system of the honeybee, which takes the nonlinear phototransduction process in the photoreceptors into account and assumes linear computations of the excitations of the photoreceptors. The model parameters are derived by a least squares fit of the scale values determined by multidimensional scaling analysis of the results of color choice experiments to the excitation values of two hypothetical spectral antagonistic coding cells. The psychophysical scale values are interpreted physiologically. Furthermore, a color difference formula is presented which is based on the color opponent coding (COC) model. The model explains quantitatively (1) the sensitivity of spectral antagonistic neurons measured by Kien and Menzel (1977; Journal of Comparative Physiology, 113, 17-34, 35-53), (2) the color discrimination function measured by von Helversen (1972; Journal of Comparative Physiology, 80, 439-472). The following predictions are derived from the model: (1) excitation/log (I) curves of the spectral antagonistic neurons; and from the model in conjunction with the color difference formula: (2) intensity dependent color shifts (Bezold-Brucke effect); (3) the intensity dependence of wavelength discrimination.