Research Article
Multiple-Site Hemodynamic Analysis of Doppler Ultrasound with an Adaptive Color Relation Classifier for Arteriovenous Access Occlusion Evaluation
Table 3
Comparison of performances between the proposed method and artificial neural network (ANN).
| Task | Method | CRA | ANN and SVM |
| Network structure |
Hybrid decision-making and network structure | Multilayer network |
| Training data | Yes | Yes | Minor | Major |
| Feature selection | Hemodynamic analysis with dimensionless numbers | Time-frequency analysis and Burg method [6, 7, 9, 10] |
| Inference/learning algorithm | PSO algorithm [20, 21] | (i) Least mean square algorithm | (ii) Gradient descent method |
| Parameter assignment | Yes | Yes | Minor | Major |
| Adjustable parameter | Yes | Yes | Minor | Major |
| Iteration training | Yes | Yes |
| Convergent condition | Yes | Yes |
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