Problems and challenges Acceleration 1 Automatic feature extraction 1 Baseline 1 Biomedical signal processing 1 Cardiotocography 1 Cardiotocography (CTG) 1 Classification 1 Comparative studies 1 Computer aided diagnosis 1 Diagnoses 1 Digital libraries 1 Drilling fluids 1 Drilling operation 1 Energy resources 1 Energy utilization 1 Evaluation methods 1 Extraction 1 Feature extraction 1 Feature extraction and classification 1 Fetal Heart Rate 1 Fetal monitoring 1 Gas industry 1 Hydrodynamic properties 1 Infill drilling 1 Interaction potentials 1 Obstetrics 1 Offshore gas fields 1 Oil and gas companies 1 Oil and gas fields 1