Modelling and Prediction of Particulate Matter, NOx, and Performance of a Diesel Vehicle Engine under Rare Data Using Relevance Vector Machine

Table 1

Engine specifications.

Model	Isuzu 4HF1
Type	In-line four cylinders
Maximum power	88 kW/3200 rev min^−1
Maximum torque	285 Nm/1800 rev min^−1
Bore × stroke	112 mm × 110 mm
Displacement	4334 cc
Compression ratio	19.0 : 1
Fuel injection timing (BTDC)	8°
Injection pump type	Bosch in-line type
Injection nozzle	Hole type (with five orifices)