一个脑机界面框架,用于探索智能环境的主动控制
Jan-Matthias Braun1, Michael Fauth2, Michael Berger3,4,5
1SDU Applied AI and Data Science, University of Southern Denmark, 5230, Odense, Denmark. j-mb@mmmi.sdu.dk.
Scientific reports
|May 14, 2024
概括
这项研究介绍了一种主动的大脑机器接口 (BMI),它解码了用于无智能设备控制的心理规划. 这种新的BMI系统为残疾人提供了更好的生活质量.
科学领域:
- 神经科学是一个神经科学.
- 生物医学工程 生物医学工程
- 人与计算机的交互
背景情况:
- 大脑机器接口 (BMI) 提高了老年人和残疾人的生活质量.
- 在当前的BMI中,顺序命令执行对于复杂的任务是低效的.
研究的目的:
- 设计一个主动的BMI系统,解码心理规划活动以实时执行命令.
- 通过大脑信号使智能设备能够更直观,更有效地控制智能设备.
主要方法:
- 在被指示的任务中,从自由移动的子中记录大脑活动.
- 使用了一个节能,移动的现场可编程门阵列 (FPGA) 硬件解码器.
- 开发了一种自适应解码算法,以最小的重新校准来管理神经元信号波动.
主要成果:
- 展示了开放循环,预先计划控制,使用来自主要和前引擎区域的信号.
- 在执行动作序列时实现了显著的时间节约.
- 在智能设备上成功触发实时动作执行.
结论:
- 这种新的BMI方法为改善智能环境控制提供了一个跳板.
- 基于心理规划的积极控制可以提高BMI的效率和用户体验.
- 带有自适应算法的移动BMI为更人道的人与计算机交互铺平了道路.
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