Research Article
Accurate Quaternion Polar Harmonic Transform for Color Image Analysis
Table 1
Weights and locations of sampling points for
point integration.
| | | t | | | t |
| 1 | 2.0 | 0.0 | 7 | 0.12948497 0.27970539 0.38183005 0.41795918 | ±0.94910791 ±0.74153119 ±0.40584515 0.0 | 2 | 1.0 | ±0.57735027 | 3 | 0.55555556 0.88888889 | ±0.77459667 0.0 |
| 4 | 0.34785485 0.65214515 | ±0.86113631 ±0.33998104 | 8 | 0.10122853 0.22238103 0.31370665 0.36268378 | ±0.96028987 ±0.79666648 ±0.52553241 ±0.18343464 | 5 | 0.23692688 0.47862867 0.56888889 | ±0.90617985 ±0.53846931 0.0 | 6 | 0.17132449 0.36076157 0.46791393 | ±0.93246951 ±0.66120939 ±0.23861919 |
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