Aquaponic Agriculture 1 Closed-loop 1 Correlation matrix 1 ExtraTreesClassifier 1 Extratreesclassifier 1 Fish Feeder 1 Fish breeder 1 Humidity 1 Internet of Things 1 Internet of things 1 Lettuce 1 Machine learning 1 Matrix algebra 1 Median 1 Nutrient values 1 Nutrients 1 Pairwise correlation 1 Pairwise correlation matrix 1 Recursive Feature Elimination 1 Recursive feature elimination 1 Ultrasonic 1 XGBoost 1 Xgboost 1 aquaponic 1 closed loop 1 median 1 pairwise correlation matrix 1