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Double-opponent spiking neuron array with orientation selectivity for encoding and spatial-chromatic processing

delete2025-02-14
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OA
AI
D
Dingwei Li
G
Guolei Liu
李帆帆 封面图
李帆帆 (Fanfan Li)
H
Huihui Ren
Y
Yingjie Tang
Y
Yitong Chen
Y
Yan Wang
W
Wang, Saisai
H
Huang, Qi
DOI:10.1126/sciadv.adt3584delete
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摘要

摘要

En 中文
色彩脉冲编码和对立预处理对人类视觉系统中高效能的物体感知至关重要。模拟视网膜和大脑对空间与色彩脉冲信号的整合,有望提升视觉传感器的效率。在此,我们介绍一种人工视觉神经元阵列,该阵列能对特定波长产生具有方向选择性的兴奋性或抑制性脉冲响应。该神经元阵列可作为双对立感受野,用于色彩信号的空间-色彩对立预处理,模拟从视网膜到皮层的神经通路。借助神经元阵列的色彩脉冲预处理功能,与直接感知曝光不足物体的方法相比,识别准确率提高了近一倍,且抗噪能力也得到了增强。该架构利用生物机制实现色彩信息的脉冲编码与拮抗预处理同步进行,为高效神经形态视觉系统提供了潜力。
Keyword:
COLOR-VISION
OPTIMIZATION
PATHWAYS

期刊

Science Advances 封面图
Science Advances
IF:
12.5
论文数:
2.1W
被引数:
18.1W

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