一则使用体表温度和环境温度推算出核心体温的算法

样例

Python代码如下 

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class DegreeC(float):
    '''摄氏温度对象'''
    pass

# 通过Ta测算出正常的温度区间
def __caculateInterval(Ta: DegreeC):
    '''
    测算区间
    '''
    if Ta <= 25:
        Tf_low =  32.66 + 0.186 * ( Ta - 25 )
        Tf_high = 34.84 + 0.148 * (Ta - 25)
    else:
        Tf_low = 32.66 + 0.086 * (Ta - 25)
        Tf_high=34.84 + 0.100*(Ta - 25)
    return Tf_low, Tf_high

def getBodyTemp(Tf: DegreeC, Ta: DegreeC):
    '''
    计算身体温度
    
    :param Tf: 测量温度，体表温度
    :param Ta: 环境温度
    :type Tf: DegreeC
    :type TaL DegreeC
    
    :return: 身体温度
    :rtype: DegreeC
    '''
    Tf_low,Tf_high = __caculateInterval(Ta)
    
    if Tf_low <= Tf <= Tf_high:
        Tbody = 36.3 + 0.5 / (Tf_high - Tf_low) * (Tf-Tf_low)
    elif Tf > Tf_high:
        Tbody = 36.8 + ( 0.829320618 + 0.002364434 * Ta)  * (Tf - Tf_high)
    elif Tf < Tf_low:
        Tbody = 36.3 + ( 0.551658273 + 0.021525068 * Ta)  * (Tf - Tf_low)
    
    return Tbody

if __name__ == '__main__':
    
    Tb = getBodyTemp(Tf=34.5, Ta=25)  # 测试样例
    print(Tb)
    # 返回36.72201834862385

Arduino代码如下 

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#include "stdio.h"

float getBodyTemperature(float Ta, float Tf) // Ta: 环境温度, Tf: 测量温度
{
    // 先对室温分类，计算出Tf_high, Tf_low
    float Tf_low;
    float Tf_high;
    
    if (Ta <= 25)
    {
        Tf_low = 32.66 + 0.186 * (Ta - 25);
        Tf_high = 34.84 + 0.148 * (Ta - 25);
    }
    else
    {
        Tf_low = 32.66 + 0.086 * (Ta - 25);
        Tf_high = 34.84 + 0.100 * (Ta - 25);
    }

    // 然后分情况求体温
    float Tbody;
    if (Tf_low <= Tf <= Tf_high)
    {
        Tbody = 36.3 + 0.5 / (Tf_high - Tf_low) * (Tf - Tf_low);
    }
    else if (Tf > Tf_high)
    {
        Tbody = 36.8 + (0.829320618 + 0.002364434 * Ta) * (Tf - Tf_high);
    }
    else if (Tf < Tf_low)
    {
        Tbody = 36.3 + (0.551658273 + 0.021525068 * Ta) * (Tf - Tf_low);
    }
    return Tbody;
}

int main()
{
    float Ta = 25;
    float Tf = 30;
    float Tbody = getBodyTemperature(Ta, Tf);
    printf("Tbody = %f\n", Tbody);
    return 0;
}