#ID: ID_BEI_DC
 #City: Beijing
 #Station: Dongcheng
 #Name: 东城东四
 #Latitude: 39.929
 #Longitude: 116.417
 #Timezone: +0800
 Date,PM10,PM25,CO,Ozone,Sulphur Dioxide,Nitrogen Dioxide,AmbientTemperature,RelativeHumidity,WindDirection,WindSpeed,Pressure,RainGauge
 Unit,ug/m3,ug/m3,ppm,µg/m3,µg/m3,µg/m3,°C,%,°,m/s,hPa,mm
 10/29/2016 13:00,16,3,,58,10,3,32,66,200,3,1001,0
 10/29/2016 14:00,19,8,,57,9,4,32,64,197,2,1001,0
 10/29/2016 15:00,15,9,,52,47,17,30,72,190,2,1001,0
 10/29/2016 16:00,31,19,,52,34,17,30,75,191,2,1001,0
 10/29/2016 17:00,31,17,,49,49,19,29,75,194,1,1002,0
 10/29/2016 18:00,37,18,,45,55,25,29,73,183,1,1003,0
 10/29/2016 19:00,24,13,,40,21,19,29,80,65,1,1004,0
 10/29/2016 20:00,39,22,,44,4,16,28,85,7,1,1005,0
 10/29/2016 21:00,24,16,,43,3,7,28,85,10,1,1005,0
 

ນີ້ແມ່ນຕົວຢ່າງທີ່ອີງໃສ່ຮູບແບບ HTML (url ໂດຍກົງ: publishingdata/html/ ):

ນີ້ແມ່ນຕົວຢ່າງທີ່ອີງໃສ່ຮູບແບບ JSON (url ໂດຍກົງ: /publishingdata/json/ )

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ສໍາລັບເຄື່ອງນັບອະນຸພາກທັນທີ, ເຊັ່ນ Plantower PMS ຫຼື Nova SDS , ເຊິ່ງສະຫນອງການອ່ານອະນຸພາກທັນທີ (ໃນສອງສາມວິນາທີ), ຂໍ້ມູນມັກຈະຖືກລາຍງານທຸກໆນາທີ. ຂໍ້ມູນນີ້ມັກຈະຖືກຄິດໄລ່ໂດຍອີງໃສ່ການອ່ານ "ສະເລ່ຍ" ຫຼາຍຄັ້ງຈາກໄລຍະເວລາຫນຶ່ງຫຼືສອງນາທີ.

ຢ່າງໃດກໍຕາມ, ການນໍາໃຊ້ສະເລ່ຍແມ່ນບໍ່ດີພໍ, ໂດຍສະເພາະແມ່ນສໍາລັບເຊັນເຊີທີ່ລົ້ມເຫລວ (ຫຼືເຊັນເຊີທີ່ໃກ້ຊິດຂອງ end-of-life). ດັ່ງນັ້ນ, ສໍາລັບເຊັນເຊີດັ່ງກ່າວ, ມັນຈໍາເປັນຕ້ອງສະຫນອງ metrics ເພີ່ມເຕີມ, ເຊັ່ນ: median, min, max, ແລະ standard-deviation. ເບິ່ງຕົວຢ່າງວັດຖຸ readings ຢູ່ໃນຟີດຂໍ້ມູນ JSON ຂ້າງລຸ່ມນີ້.

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ທ່ານ​ສາ​ມາດ​ນໍາ​ໃຊ້​ລະ​ຫັດ​ທີ່​ເຫມາະ​ສົມ arduino ດັ່ງ​ຕໍ່​ໄປ​ນີ້​ເພື່ອ​ເກັບ​ກໍາ​ການ​ວັດ​ແທກ​ເຫຼົ່າ​ນີ້​:

class Accumulator 
{ 
    #define OUTPUT_BUFFER_SIZE 120 
    char buffer[OUTPUT_BUFFER_SIZE]; 
 
    #define MAXACCVALUES 120 
    int vals[MAXACCVALUES]; 
 
    int count = 0; 
 
public: 
    Accumulator() 
    { 
        reset(); 
    } 
 
    void reset() 
    { 
        count = 0; 
        for (int i=0;i< MAXACCVALUES;i++)  
        { 
            vals[i]=0; 
        } 
    } 
 
    bool hasData()  
    { 
        return count!=0; 
    } 
 
    std::string output()  
    { 
        if (!hasData()) return std::string("{}"); 
 
        sprintf(buffer, OUTPUT_BUFFER_SIZE, "{\"min\":%d,\"max\":%d,\"median\":%d,\"average\":%.1f,\"stddev\":%.1f,\"count\":%d}",  
            vmin(), vmax(), median(), average(), stddev(), count); 
 
        return std::string(buffer); 
 
    } 
 
    void add(int val) 
    { 
        if (count==MAXACCVALUES-1) { 
          for (int i = 0; i < MAXACCVALUES - 1; i++) { 
            vals[i] = vals[i + 1]; 
            } 
            count --; 
        } 
        vals[count++]=val; 
    } 
 
    float stddev()  
    { 
        if (!hasData()) return -1; 
        int u  =avg(); 
        int t = 0; 
        for (int i=0;ivals[j]) { 
                    float t = vals[j]; 
                    vals[j]=vals[i]; 
                    vals[i]=t; 
                } 
  
            } 
        } 
        return vals[count/2]; 
    } 
 
    float avg()  
    { 
        if (!hasData()) return -1; 
        float t = 0; 
        for (int i=0;ivals[i]) { 
                t=vals[i]; 
            } 
        } 
        return t; 
    } 
 
    float vmax()  
    { 
        if (!hasData()) return -1; 
        float t = vals[0]; 
        for (int i=0;it) { 
                t=vals[i]; 
            } 
        } 
        return t; 
    } 
};