Research Article
A Study on Stock Graph Recognition Based on Wavelet Denoising and DTW Algorithm
Table 1
Characteristics of different types of wavelet functions.
| | | Compact support | Support width | Symmetry | Orthogonality | Vanishing moment |
| | Harr | Yes | 1 | Yes | Yes | 1 | | Mexican | No | inf | Yes | No | 1 | | Meyer | No | inf | Yes | Yes | inf | | DbN | Yes | 2N − 1 | Far | Yes | N | | SymN | Yes | 2N − 1 | Near | Yes | N | | CoifN | Yes | 6N − 1 | Near | Yes | 2N | | Since | No | inf | Yes | Yes | No | | BionNr.Nd | Yes | 2Nr + 1, 2Nd + 1. | Yes | No | Nr |
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