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INTRODUCTION Preoperative characterisation of ovarian masses into benign or malignant is of paramount importance to optimise patient management. OBJECTIVES In this study, we developed and validated a computerised model to characterise ovarian masses as benign or malignant. MATERIALS AND METHODS Transvaginal 2D B mode static ultrasound images of 187(More)
Premature ventricular contraction (PVC) is a common type of abnormal heartbeat. Without early diagnosis and proper treatment, PVC may result in serious harms. Diagnosis of PVC is of great importance in goal-directed treatment and preoperation prognosis. This paper proposes a novel diagnostic method for PVC based on Lyapunov exponents of electrocardiogram(More)
Ovarian cancer is the most deadly cancer of the female reproductive system. Early detection of ovarian carcinoma continues to be a challenging task. Manual classifications are generally based on subjective assessment by experts, which may result in different diagnoses. In this paper, we propose a new method for automatic ovarian tumour classification based(More)
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