Internal combustion engines 10 Combustion 7 Engine cylinders 4 internal combustion engine 4 internal combustion engines 4 Diesel engines 3 Fuels 3 Ignition 3 Autoregressive methods 2 CFD simulations 2 Combustion efficiencies 2 Computed ratio observer 2 Engines 2 Environmental technology 2 Fuzzy approach 2 Gaussian autoregressive method 2 Gaussians 2 Global warming 2 Greenhouse gases 2 In-cylinder pressures 2 Internal combustion engine vehicles 2 Lyapunov robust method 2 Renewable energy resources 2 Robust methods 2 Root Mean Square 2 Sensor anomaly detection 2 Support vector machines 2 Support vectors machine 2 Tuning 2 Waste heat 2