BvP Neurons Exhibit a Larger Variety in Statistics of Inter-Spike Intervals than LIF Neurons
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- Hosaka Ryosuke
- Graduate School of Science and Engineering, Saitama University
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- Sakai Yutaka
- Faculty of Engineering, Tamagawa University
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- Ikeguchi Tohru
- Graduate School of Science and Engineering, Saitama University
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- Yoshizawa Shuji
- Tamagawa University Research Institute
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It was recently found that the leaky integrate-and-fire (LIF) model with the assumption of temporally uncorrelated inputs cannot account for the spiking characteristics of in vivo cortical neurons. Specifically, the inter-spike interval (ISI) distributions of some cortical neurons are known to exhibit relatively large skewness to variation, whereas the LIF model cannot realize such statistics with any combination of model parameters. In the present paper, we show that the Bonhoeffer–van del Pol (BvP) model incorporating the same assumption of uncorrelated inputs can, by contrast, exhibit large skewness values. In this case, the large values of the skewness coefficient are caused by the mixture of widely distributed ISIs and short-and-constant ISIs induced by a sub-threshold oscillation peculiar to Class II neurons, such as the BvP neuron.
収録刊行物
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- Journal of the Physical Society of Japan
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Journal of the Physical Society of Japan 75 (12), 124007-, 2006
一般社団法人 日本物理学会
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詳細情報 詳細情報について
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- CRID
- 1390001204190181248
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- NII論文ID
- 110005716683
- 120006385610
- 210000106449
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- NII書誌ID
- AA00704814
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- BIBCODE
- 2006JPSJ...75l4007H
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- ISSN
- 13474073
- 00319015
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- NDL書誌ID
- 8572973
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- 本文言語コード
- en
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- データソース種別
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- JaLC
- IRDB
- NDL
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- CiNii Articles
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- 使用不可