WaveletPacketDecomposition

Wavelet Packet Decomposition

(ウェーブレットパケット展開)

---

                   ┌[H]-W(2.3)┴…
                   |
        ┌[H]-W(1.1)┴[L]-W(2.2)┬…
  W(0.0)┤
        └[L]-W(1.0)┬[H]-W(2.1)┴…
                   |
                   └[L]-W(2.0)┬…

level 0 |  level 1 |  level 2 |

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from WaveletPacketDecomposition import WaveletPacket as WP
level = xxx
ex_num = yyy
wpd = WP.WaveletPacket(level)
wpd.WPD(data)
wpd.output(level=level, extract_num=ex_num)