ELECTRONIC NOSE SYSTEMS Odorant molecules Chemical Information CIM Coated Sensor Raw electrical signal Sensor processor Processed electrical signal Signal Processor Denoised Electrical signal Feature Extractor Il Relevan nt features Knowledge Pattern recognition Base Training & Testing dentificationElectronic Nose Systems CIM Coated Sensor Sensor Processor Signal Processor Pattern Recognition Knowledge Base Odorant Molecules Identification Raw electrical signal Processed Electrical signal Denoised Electrical signal Training & Testing Chemical Information Feature Extractor Relevant features