不同实验范式下言语想象的脑神经机制
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刘艳鹏, 龚安民, 赵磊, 罗建功, 王帆, 伏云发
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The neural mechanism of speech imagining under different experimental paradigms
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Yanpeng Liu, Anmin Gong, Lei Zhao, Jiangong Luo, Fan Wang, Yunfa Fu
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表1 12名被试言语想象与空闲状态的分类结果
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Table 1 Classification results of 12 subjects in idle state and when performing speech imagery
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| 被试 | 范式一 （想象期屏幕呈现黑屏状态） | 范式二 （想象期屏幕呈现提示材料） |
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| CSP+SVM | RCSP+SVM | CSP+SVM | RCSP+SVM |
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| 1 | 90.0% | 96.7% | 63.3% | 63.3% | | 2 | 63.3% | 66.7% | 80.0% | 90.0% | | 3 | 83.3% | 80.0% | 60.0% | 66.7% | | 4 | 90.0% | 86.7% | 66.7% | 66.7% | | 5 | 60.0% | 66.7% | 56.7% | 70.0% | | 6 | 70.0% | 73.3% | 60.0% | 73.3% | | 7 | 83.3% | 86.7% | 70.0% | 76.7% | | 8 | 86.7% | 93.3% | 66.7% | 63.3% | | 9 | 66.7% | 73.3% | 70.0% | 80.0% | | 10 | 66.7% | 70.0% | 63.3% | 63.3% | | 11 | 80.0% | 83.3% | 60.0% | 70.0% | | 12 | 83.3% | 90.0% | 86.7% | 93.3% | | 平均 | 77.0%±10.9% | 80.6%±10.4% | 67.0%±8.8% | 73.1%±10.2% |
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