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任务——计算瞳孔大小的百分比变化

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通过计算瞳孔尺寸的百分比变化(percentage change in pupil size, PCPS),具体方法为将每个任务时刻所测得的瞳孔尺寸数值减去初始基准值,之后再将其结果与基准值进行比对计算。该过程可通过Python编程语言加以实现。

复制代码
    import os
    import pandas as pd
    import numpy as np
    求观看24个视频时,被实验者的瞳孔平均值
    def pupil_mean():
    data = pd.DataFrame(pd.read_csv(path + filename, encoding="utf-8", engine='python'))
    LPMM = np.array(data['LPMM'])
    LPMM_mean = np.mean(LPMM)
    return LPMM_mean
    #读取每个视频的瞳孔值,减去之前得到的瞳孔平均值(基线)
    def pupil_data():
    data = pd.DataFrame(pd.read_csv(path + filename, encoding="utf-8", engine='python'))
    LPMM = np.array(data['LPMM'])
    Diff = 

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