Research Article
NMFBFS: A NMF-Based Feature Selection Method in Identifying Pivotal Clinical Symptoms of Hepatocellular Carcinoma
Table 2
Eight irrelevant symptoms were screened with threshold 10%. Each of them is rarely positive in each phase.
| | Symptoms | Phase I | Phase II | Phase III | | Phase IA | Phase IB | Phase IIA | Phase IIB | Phase IIIA | Phase IIIB |
| | Pale white lip [] | 0 | 5.41% | 6.67% | 5.19% | 4.5% | 0 | | Edema in lower extremities [] | 2.22% | 8.1% | 1.67% | 5.19% | 3.6% | 0 | | Lack of urine output [] | 0 | 2.7% | 0 | 0 | 5.41% | 0 | | Emotional depression [] | 4.44% | 0 | 5% | 8.89% | 6.31% | 5.26% | | Head body trapped heavy [] | 0 | 2.7% | 3.33% | 2.22% | 2.7% | 0 | | Hydrothorax [] | 6.67% | 2.7% | 1.67% | 3.7% | 2.7% | 0 | | Rapid pulse [] | 4.44% | 2.7% | 1.67% | 0.74% | 5.41% | 5.26% | | Uneven pulse [] | 4.44% | 5.41% | 8.33% | 3.7% | 3.6% | 0 |
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