论文标题

对数形态神经网络对照明变化

Logarithmic Morphological Neural Nets robust to lighting variations

论文作者

Noyel, Guillaume, Barbier--Renard, Emile, Jourlin, Michel, Fournel, Thierry

论文摘要

形态神经网络可以了解所需的输出图像的结构功能的权重。但是,这些网络对具有光学原因的图像(例如光强度的变化)的照明变化本质上并不具有鲁棒性。在本文中,我们介绍了一个形态神经网络,该网络具有对照明变化的稳健性。它基于对数数学形态(LMM)的最新框架,即使用对数图像处理(LIP)模型定义的数学形态。该模型具有一种唇添加定律,该定律在图像中模拟光强度的变化。我们特别了解LMM操作员对这些变化的鲁棒性的结构化功能,即:唇addive Asplund距离的地图。图像中的结果表明,我们的神经网络验证了所需的属性。

Morphological neural networks allow to learn the weights of a structuring function knowing the desired output image. However, those networks are not intrinsically robust to lighting variations in images with an optical cause, such as a change of light intensity. In this paper, we introduce a morphological neural network which possesses such a robustness to lighting variations. It is based on the recent framework of Logarithmic Mathematical Morphology (LMM), i.e. Mathematical Morphology defined with the Logarithmic Image Processing (LIP) model. This model has a LIP additive law which simulates in images a variation of the light intensity. We especially learn the structuring function of a LMM operator robust to those variations, namely : the map of LIP-additive Asplund distances. Results in images show that our neural network verifies the required property.

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