Hui-Ching Wang

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A multi-threshold level set model for image segmentations is presented in the paper. The multi-threshold level set formulation uses a speed function for stopping the locations of the active contours. The speed function with multiple thresholds is designed for detecting boundaries of multiple regions of interest (ROI) in images. These thresholds can be(More)
PURPOSE To explore the risk factors in ovarian cancer with respects of time-varying effects on recurrence and survival. METHODS Two hundred and ninety-eight patients with epithelial ovarian cancer in the Kaohsiung Veterans' General Hospital from January 1995 to the end of 2011 were included in the study. The assumption of the Cox proportional hazard(More)
Accuracy of the human face contour can help evaluate the facial orientation to retrieve facial features to identifying or verifying a human facial expression. Automatic extraction human face contour algorithm with high accuracy is necessary. In this paper, a novel flowchart of the face contour extraction algorithm was proposed for improving accuracy of face(More)
BACKGROUND The purpose of this study was to investigate the association between previous exposure to statins and the risk of non-Hodgkin lymphoma (NHL). METHODS This nationwide population-based case-control study was conducted using the National Health Insurance Research Database of Taiwan. The NHL group consisted of the patients with a first-time(More)
A 56-year-old male had periodic fever for 5 years and suffered from auditory hallucination and hearing impairment for 3 years. Xerostomia, xerophthalmia, elevated anti-SSA/Ro tilter, positive Schirmer's test, and lymphocyte infiltrate of mucoserous gland in lip biopsy of this case confirmed the diagnosis of primary Sjogren's syndrome (pSS). We review(More)
This study aimed to investigate the treatment strategy, prognostic factors, and risk factors of early death in elderly patients (age ≥ 65 years) with diffuse large B-cell lymphoma (DLBCL) in the rituximab era. Data from elderly patients diagnosed with DLBCL between 2008 and 2014 were collected for analysis. Patients who were younger and had a better(More)