نتایج جستجو برای: pre analytical
تعداد نتایج: 476521 فیلتر نتایج به سال:
Most text data from diverse document databases are unsuitable for analytical methods based on statistics and machine learning algorithms. Patent documents are also compiled into text datasets. Similar to other document datasets, we therefore need to transform patent documents into structured data for a statistical analysis. This transformation is performed using the preprocessing of text mining...
Within 5 years of first diagnosis, nearly 60% of patients with heart failure (HF) suffer from cardiac death. Early diagnosis of HF and reliable risk prediction are still required. Therefore, the objective of this study was to develop a parameter set for enhanced risk stratification in HF patients. In 43 patients suffering from HF (NYHA class > or =II, ejection fraction <45%) and 10 healthy subj...
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