Convolutional neural network Learning algorithms Convolution 6 Convolutional neural networks 4 Machine learning 4 Deep learning 3 Learning systems 3 Mean square error 3 artificial intelligence 3 machine learning 3 6G-IoT 2 6g-IoT 2 Acetone 2 Artificial intelligence methods 2 Benchmarking 2 Constrained optimization 2 Data handling 2 Electronic nose 2 Eye protection 2 Gas detectors 2 Gas sensor arrays 2 Gas-sensors 2 Gases 2 Image classification 2 Internet of things 2 Machine learning methods 2 Pattern recognition 2 Performance 2 Sensor elements 2 Sixth-generation wireless communication technology (6g) 2