2020 CCF非专业级别软件能力认证第一轮 (CSP-J)入门级 C++B卷试题答案及解析
2021-04-13 15:03:40
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疲劳驾驶是导致交通伤亡事故的重要原因之一，因此采取相应的预防措施是很有必要的。针对两种不同程度的警觉度（清醒和睡眠），采用公共空间模式CSP(Common Spatial Pattern)算法对所采集到的脑电数据进行特征提取，用基于径向基函数(RBF)的支持向量机(SVM)对提取的特征进行分类，通过网格搜索法获得最优参数。与频带能量作为特征的已有方法相比，该算法测试准确率较高，能够达到较好的识别效果。
2021-04-11 16:42:51
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GC2053 is a high quality 1080P CMOS image sensor, for security camera
products, digital camera products and mobile phone camera applications. GC2053
incorporates a 1920H x 1080V pixel array, on-chip 10-bit ADC, and image signal
processor.
The full scale integration of high-performance and low-power functions makes
the GC2053 best fit the design, reduce implementation process, and extend the battery
life of Motion Camera, Car DVR, and a wide variety of mobile applications.
It provides RAW10 and RAW8 data formats with MIPI and DVP interface. It
has a commonly used two-wire serial interface for host to control the operation of the
whole sensor.
2021-04-10 23:50:08
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MNN库中CSP算法的使用，以BCI竞赛中运动想象的数据为例。参考博客Python中MNE库滤波的重要性。https://blog.csdn.net/zhoudapeng01/article/details/106124655
2021-04-09 17:55:40
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