Liu, Yongmin An Automatic Approach Using ELM Classifier for HFpEF Identification Based on Heart Sound Characteristics. [electronic resource] - Journal of medical systems Jul 2019 - 285 p. digital Publication Type: Journal Article ISSN: 1573-689X Standard No.: 10.1007/s10916-019-1415-1 doi Subjects--Topical Terms: AlgorithmsHeart Failure--diagnosisHeart Sounds--physiologyHumansImage Processing, Computer-Assisted--methodsLogistic ModelsMachine LearningMarkov ChainsStroke Volume