Table 1 Table showing the performance metrics of Light gradient boosting machine learning model: R2 and RRMSE (Relative Root Mean Squared Error).

From: High-resolution gridded CO2 and pollutant emission data from road traffic in Indian cities

City

R2

RRMSE

FCD fuel %

Bengaluru

0.65

0.56

25.40

Chandigarh

0.64

0.49

11.94

Chennai

0.76

0.44

21.35

Delhi

0.68

0.74

39.22

Guwahati

0.74

0.47

88.10

Hyderabad

0.63

0.49

24.47

Indore

0.72

0.47

45.93

Jaipur

0.72

0.49

49.47

Kolkata

0.66

0.48

32.81

Lucknow

0.67

0.53

54.74

Mangaluru

0.68

0.52

30.86

Mumbai

0.76

0.55

10.94

Pune

0.72

0.48

22.95

Tiruppur

0.58

0.38

30.92

Vadodara

0.80

0.45

38.21

  1. The table also shows the percentage of fuel consumed by vehicles accounted for in the floating car data (FCD fuel %) for 15 Indian cities.
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