Acta Physica Sinica, Volume. 68, Issue 7, 078701-1(2019)
Fig. 2. The regulation rule of inhibitory synaptic plasticity (STDP).抑制性突触可塑性(STDP)调节规则示意图
Fig. 3. Firing rate homeostasis with the target firing rate equal to 5 Hz: (a) Neural membrane potential; (b) the average firing rate; (c) the strength of inhibitory synapse.目标放电率为5 Hz时的神经元放电率自稳态分析图 (a)神经元膜电位; (b)神经元平均放电率曲线; (c)抑制性突触权重变化曲线
Fig. 4. Firing rate homeostasis with the target firing rate equal to 10 Hz: (a) Neuronal membrane potential; (b) the average firing rate; (c) the strength of inhibitory synapse.目标放电率为10 Hz时的神经元放电率自稳态分析图 (a)神经元膜电位; (b)神经元平均放电率曲线; (c)抑制性突触权重变化曲线
Fig. 5. Firing rate homeostasis with the target firing rate equal to 20 Hz: (a) Neuronal membrane potential; (b) the average firing rate; (c) the strength of inhibitory synapse.目标放电率为20 Hz时的神经元放电率自稳态分析图 (a)神经元膜电位; (b)神经元平均放电率曲线; (c)抑制性突触权重变化曲线
Fig. 6. Firing rate homeostasis with the target firing rate equal to 50 Hz: (a) Neuronal membrane potential; (b) the average firing rate; (c) the strength of inhibitory synapse.目标放电率为50 Hz时的神经元放电率自稳态分析图 (a)神经元膜电位; (b)神经元平均放电率曲线; (c)抑制性突触权重变化曲线
Fig. 7. The simulation firing rate and target firing rate.神经元实际放电率跟踪目标放电率的总体情况
Fig. 8. The robustness of neural firing rate homeostasis under noise disturbances: (a) The noise signal; (b) neuronal membrane potential; (c) the average firing rate; (d) the strength of inhibitory synapse.噪声干扰下的神经元放电率鲁棒性 (a)噪声干扰信号; (b)神经元膜电位; (c)神经元平均放电率曲线; (d)抑制性突触权重变化曲线
Fig. 9. The robustness of neural firing rate homeostasis under parameter perturbation: (a) The parameter perturbation signal; (b) neuronal membrane potential; (c) the average firing rate; (d) the strength of inhibitory synapse.参数摄动下的放电率自稳态鲁棒性 (a)参数摄动信号; (b)神经元膜电位; (c)神经元平均放电率曲线; (d)抑制性突触权重变化曲线
Fig. 10. The firing rate characteristics with and without inhibitory synaptic plasticity under parameter perturbation: (a) The parameter perturbation signal; (b) neural membrane potential; (c) the average firing rate; (d) the strength of inhibitory synapse.参数干扰时有无抑制性突触可塑性两种情况下的神经元平均放电率自稳态特性 (a)参数摄动信号; (b)神经元膜电位; (c)神经元平均放电率曲线; (d)抑制性突触权重变化曲线
Fig. 11. The effect of learning rate on neural firing rate homeostasis: (a) The parameter perturbation signal; (b) the firing rate with different learning rates.学习率对放电率自稳态的影响 (a)参数摄动信号; (b)不同学习率时的神经元平均放电率曲线
Parameters values of the neural feedback model structure.
神经网络结构相关参数取值
Parameters values of the neural feedback model structure.
神经网络结构相关参数取值
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Parameters values of LIF neuron model.
神经元模型各参数取值
Parameters values of LIF neuron model.
神经元模型各参数取值
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Parameters values of synapse model.
突触模型参数取值
Parameters values of synapse model.
突触模型参数取值
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Parameters values of inhibitory synaptic plasticity.
抑制性突触可塑性的参数取值
Parameters values of inhibitory synaptic plasticity.
抑制性突触可塑性的参数取值
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Xiao-Dan Xue, Mei-Li Wang, Yu-Zhu Shao, Jun-Song Wang.
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Received: Dec. 20, 2018
Accepted: --
Published Online: Oct. 29, 2019
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